SH-281: group vendor directory rows by company (#188)

* fix(vendors): add accessible trade overflow tooltip

* fix(vendors): add accessible trade overflow tooltip

* refactor(vendors): satisfy row maintainability gate

* feat(vendors): group directory rows by company

* chore(vendors): trigger SH-281 review checks

* test(vendors): align company directory visuals

* test(vendors): complete company visual baselines

* fix(vendors): keep empty states in viewport

* test(vendors): align centered empty baseline

* fix(vendors): use grouped directory endpoint

* test(vendors): follow grouped directory endpoint

* test(vendors): refresh combined visual snapshots

---------

Co-authored-by: Codex Review Integration <codex-review@local.invalid>

e2e/vendors/vendors.spec.ts

@@ -97,6 +97,7 @@ async function mockVendorApi(
     listError?: boolean;
     deactivationBlocked?: boolean;
     deleteConflict?: boolean;
+    groupedDirectory?: boolean;
     legacyGateway?: boolean;
     longText?: boolean;
   } = {},
@@ -147,7 +148,7 @@ async function mockVendorApi(
       },
     }),
   );
-  await page.route("**/api/Vendor/GetVendorList*", async (route) => {
+  await page.route("**/api/Vendor/GetVendorDirectoryList*", async (route) => {
     const url = new URL(route.request().url());
     state.listUrls.push(url.toString());
     if (options.listError && url.searchParams.get("pageSize") !== "1") {
@@ -168,8 +169,38 @@ async function mockVendorApi(
         (!company || vendor.CompanyName === company),
     );
     const isCount = url.searchParams.get("pageSize") === "1";
+    const responseRows = filtered.map((vendor) => {
+      if (!options.groupedDirectory) return vendor;
+      const technicians = [
+        {
+          Id: vendor.Id,
+          ContactName: vendor.ContactName,
+          Email: vendor.Email,
+          Phone: vendor.Phone,
+          TradeSpecialties: vendor.TradeSpecialties,
+          IsActive: vendor.IsActive,
+          TotalJobs: vendor.TotalJobs,
+        },
+      ];
+      if (vendor.Id === 1) {
+        technicians.push({
+          Id: 91,
+          ContactName: "Robin Rivers",
+          Email: "robin@gateway.test",
+          Phone: "314-555-0191",
+          TradeSpecialties: "Drain Cleaning",
+          IsActive: true,
+          TotalJobs: 18,
+        });
+      }
+      return {
+        ...vendor,
+        TotalJobs: technicians.reduce((sum, item) => sum + item.TotalJobs, 0),
+        Technicians: technicians,
+      };
+    });
     await fulfillJson(route, {
-      Data: isCount ? filtered.slice(0, 1) : filtered,
+      Data: isCount ? responseRows.slice(0, 1) : responseRows,
       TotalCount: filtered.length,
       PageNumber: 1,
       PageSize: Number(url.searchParams.get("pageSize") ?? 12),
@@ -367,6 +398,43 @@ async function mockVendorApi(
 }
 
 test.describe("Vendor directory prototype parity", () => {
+  test("renders company-owned columns and the grouped technician roster", async ({ page }) => {
+    await page.setViewportSize({ width: 1440, height: 1000 });
+    await mockVendorApi(page, { groupedDirectory: true });
+    await page.goto("/vendors");
+
+    const expectedHeaders = [
+      "Company",
+      "Company Phone",
+      "Company Email",
+      "Street Address",
+      "City",
+      "State",
+      "Trade",
+      "Technician",
+      "Technician Phone",
+      "Total Jobs",
+      "Status",
+    ];
+    await expect(page.getByRole("columnheader")).toHaveCount(expectedHeaders.length + 1);
+    for (const header of expectedHeaders) {
+      await expect(page.getByRole("columnheader", { name: header, exact: true })).toBeVisible();
+    }
+
+    const gatewayRow = page.getByRole("button", {
+      name: "Open vendor details for Gateway Plumbing",
+    });
+    await expect(gatewayRow).toContainText("Adam Whyte");
+    await expect(gatewayRow).toContainText("90");
+    const rosterBadge = gatewayRow.getByTestId("vendor-technician-badge");
+    await expect(rosterBadge).toHaveText("+1");
+    await rosterBadge.hover();
+    await expect(page.getByRole("tooltip")).toHaveText("Robin Rivers");
+    await rosterBadge.focus();
+    await expect(rosterBadge).toBeFocused();
+    await expect(page.getByRole("tooltip")).toHaveText("Robin Rivers");
+  });
+
   test("covers status tabs, global counts, search, facets, table fields, and filtered footer", async ({
     page,
   }) => {
@@ -381,21 +449,24 @@ test.describe("Vendor directory prototype parity", () => {
     await expect(heading).toHaveCSS("font-weight", "800");
     await expect(heading).toHaveCSS("line-height", "33px");
     await expect(heading).toHaveCSS("letter-spacing", "-0.6px");
-    await expect(page.getByText("3 technicians · 2 active")).toBeVisible();
+    await expect(page.getByText("2 active companies").first()).toBeVisible();
     await expect(page.getByRole("tab", { name: "Active (2)" })).toHaveAttribute(
       "aria-selected",
       "true",
     );
     for (const heading of [
       "Company",
-      "Technician",
-      "Location",
+      "Company Phone",
+      "Company Email",
+      "Street Address",
+      "City",
+      "State",
       "Trade",
-      "Phone",
-      "Email",
+      "Technician",
+      "Technician Phone",
       "Total Jobs",
     ]) {
-      await expect(page.getByRole("columnheader", { name: heading })).toBeVisible();
+      await expect(page.getByRole("columnheader", { name: heading, exact: true })).toBeVisible();
     }
     await expect(page.getByRole("columnheader", { name: "Status" })).toBeVisible();
     const activeTabBox = await page.getByRole("tab", { name: "Active (2)" }).boundingBox();
@@ -403,10 +474,11 @@ test.describe("Vendor directory prototype parity", () => {
     const tableContainerBox = await page.locator("table").locator("..").boundingBox();
     expect(tableContainerBox).toMatchObject({ x: 260, y: 212.5, width: 1164 });
     expect(tableContainerBox?.height).toBeCloseTo(738, 0);
-    expect((await page.locator("table").boundingBox())?.width).toBe(1550);
-    expect((await page.getByRole("columnheader", { name: "Company" }).boundingBox())?.height).toBe(
-      47,
-    );
+    expect((await page.locator("table").boundingBox())?.width).toBe(2050);
+    expect(
+      (await page.getByRole("columnheader", { name: "Company", exact: true }).boundingBox())
+        ?.height,
+    ).toBe(47);
     expect((await page.locator("tbody tr").first().boundingBox())?.height).toBe(52);
     await expect(page.getByText("Gateway Plumbing")).toBeVisible();
     const tradeBadge = page.getByTestId("vendor-trade-badge").first();
@@ -419,13 +491,13 @@ test.describe("Vendor directory prototype parity", () => {
     await expect(page.getByRole("dialog")).toHaveCount(0);
     await tradeBadge.press("Enter");
     await expect(page.getByRole("dialog")).toHaveCount(0);
-    await expect(page.getByText("2 active technicians")).toBeVisible();
+    await expect(page.getByText("2 active companies").last()).toBeVisible();
     await expect(page.getByText("2 active · 1 inactive")).toBeVisible();
     await captureVisual(page, "/tmp/seahaven-vendor-implemented-list.png");
 
     await page.getByPlaceholder("Search name, company, trade…").fill("metro");
     await expect(page.getByText("Metro HVAC")).toBeVisible();
-    await expect(page.getByText(/1 active technician · filtered/)).toBeVisible();
+    await expect(page.getByText(/1 active company · filtered/)).toBeVisible();
     expect(state.listUrls.some((url) => new URL(url).searchParams.get("search") === "metro")).toBe(
       true,
     );
@@ -442,8 +514,8 @@ test.describe("Vendor directory prototype parity", () => {
     await page.getByRole("option", { name: /Gateway Plumbing/ }).click();
     await page.getByRole("button", { name: "Apply filters" }).click();
     await expect(page.getByText("Gateway Plumbing").first()).toBeVisible();
-    await expect(page.getByText("1 technician · filtered by")).toBeVisible();
-    await expect(page.getByText(/1 active technician · filtered/)).toBeVisible();
+    await expect(page.getByText("1 company · filtered by")).toBeVisible();
+    await expect(page.getByText(/1 active company · filtered/)).toBeVisible();
     expect(
       state.listUrls.some(
         (url) => new URL(url).searchParams.get("companies[0]") === "Gateway Plumbing",
@@ -451,7 +523,7 @@ test.describe("Vendor directory prototype parity", () => {
     ).toBe(true);
 
     await page.getByRole("tab", { name: "Inactive (1)" }).click();
-    await expect(page.getByText("No inactive technicians found")).toBeVisible();
+    await expect(page.getByText("No inactive companies found")).toBeVisible();
     await page.getByRole("button", { name: "Clear all" }).click();
     await expect(page.getByText("Drain Cleaning Bros")).toBeVisible();
     await expect(page.getByRole("columnheader", { name: "Status" })).toBeVisible();
@@ -466,10 +538,10 @@ test.describe("Vendor directory prototype parity", () => {
     const row = page.locator("tbody tr").first();
     const fields = [
       { cellIndex: 0, testId: "vendor-text-company", value: LONG_TEXT_VENDOR.CompanyName },
-      { cellIndex: 1, testId: "vendor-text-technician", value: LONG_TEXT_VENDOR.ContactName },
-      { cellIndex: 2, testId: "vendor-text-location", value: LONG_TEXT_VENDOR.Address },
-      { cellIndex: 4, testId: "vendor-text-phone", value: LONG_TEXT_VENDOR.Phone },
-      { cellIndex: 5, testId: "vendor-text-email", value: LONG_TEXT_VENDOR.Email },
+      { cellIndex: 2, testId: "vendor-text-company-email", value: LONG_TEXT_VENDOR.Email },
+      { cellIndex: 3, testId: "vendor-text-street-address", value: LONG_TEXT_VENDOR.Address },
+      { cellIndex: 7, testId: "vendor-text-technician", value: LONG_TEXT_VENDOR.ContactName },
+      { cellIndex: 8, testId: "vendor-text-technician-phone", value: LONG_TEXT_VENDOR.Phone },
     ];
 
     for (const expected of fields) {

e2e/vendors/vendors.visual.spec.ts

@@ -119,7 +119,7 @@ async function mockVendorApi(page: Page, mode: "default" | "empty" | "error" = "
       return;
     }
 
-    if (url.pathname.endsWith("/api/Vendor/GetVendorList")) {
+    if (url.pathname.endsWith("/api/Vendor/GetVendorDirectoryList")) {
       const isCount = url.searchParams.get("pageSize") === "1";
       if (mode === "error" && !isCount) {
         await fulfillJson(route, { message: "Vendor directory unavailable" }, 500);
@@ -243,8 +243,12 @@ test.describe("Vendor deterministic pixel regression", () => {
 
   test("empty", async ({ page }) => {
     await openVendorPage(page, "empty");
-    await expect(page.getByText("No active technicians found")).toBeVisible();
+    const emptyState = page.getByText("No active companies found");
+    await expect(emptyState).toBeVisible();
     await expectStableScreenshot(page, "vendor-empty.png");
+
+    await page.setViewportSize({ width: 390, height: 844 });
+    await expect(emptyState).toBeInViewport();
   });
 
   test("error", async ({ page }) => {

src/api/api-paths.ts

@@ -125,6 +125,7 @@ export const API_PATHS = {
   },
   vendor: {
     getList: "Vendor/GetVendorList",
+    getDirectoryList: "Vendor/GetVendorDirectoryList",
     getById: "Vendor/GetById",
     create: "Vendor/Create",
     update: "Vendor/Update",

src/app/(protected)/vendors/_components/vendor-table-row.tsx

@@ -0,0 +1,339 @@
+import { type KeyboardEvent, type MouseEvent, type ReactNode } from "react";
+import EditOutlinedIcon from "@mui/icons-material/EditOutlined";
+import VisibilityOutlinedIcon from "@mui/icons-material/VisibilityOutlined";
+import { Avatar, Box, IconButton, Link, Stack, TableCell, TableRow, Tooltip } from "@mui/material";
+import { VendorStatusBadge } from "./vendor-status-badge";
+import { Text } from "@/components/ui/text";
+import type { VendorDirectoryTechnician, VendorListItem } from "@/domain/vendors/types/vendor";
+
+function stopPropagation(event: MouseEvent): void {
+  event.stopPropagation();
+}
+function stopBadgeKeyDown(event: KeyboardEvent): void {
+  if (event.key !== "Enter" && event.key !== " ") return;
+  event.preventDefault();
+  event.stopPropagation();
+}
+
+const truncatedTextSx = {
+  display: "block",
+  minWidth: 0,
+  maxWidth: "100%",
+  overflow: "hidden",
+  textOverflow: "ellipsis",
+  whiteSpace: "nowrap",
+};
+
+function TruncatedText({
+  value,
+  testId,
+  focusable = false,
+  href,
+  variant,
+}: {
+  value: string;
+  testId: string;
+  focusable?: boolean;
+  href?: string;
+  variant?: "description";
+}) {
+  const hasValue = value !== "—";
+  const content = href ? (
+    <Link
+      href={href}
+      underline="hover"
+      color="inherit"
+      data-testid={testId}
+      sx={truncatedTextSx}
+      onClick={stopPropagation}
+    >
+      {value}
+    </Link>
+  ) : variant ? (
+    <Text variant={variant} data-testid={testId} sx={{ ...truncatedTextSx, flex: "1 1 auto" }}>
+      {value}
+    </Text>
+  ) : (
+    <Box
+      component="span"
+      data-testid={testId}
+      tabIndex={focusable && hasValue ? 0 : undefined}
+      sx={truncatedTextSx}
+    >
+      {value}
+    </Box>
+  );
+  return (
+    <Tooltip title={hasValue ? value : ""} placement="top" arrow describeChild>
+      {content}
+    </Tooltip>
+  );
+}
+
+function OverflowBadge({
+  count,
+  label,
+  kind,
+}: {
+  count: number;
+  label: string;
+  kind: "trade" | "technician";
+}) {
+  const noun = count === 1 ? kind : `${kind}s`;
+  const ariaLabel = `+${count} more ${noun}${kind === "trade" ? `: ${label}` : ""}`;
+  return (
+    <Tooltip title={label} placement="top" arrow>
+      <Box
+        component="span"
+        tabIndex={0}
+        aria-label={ariaLabel}
+        data-testid={`vendor-${kind}-badge`}
+        className="focus-visible:outline focus-visible:outline-2 focus-visible:outline-offset-1 focus-visible:outline-[var(--color-primary)]"
+        onClick={stopPropagation}
+        onKeyDown={stopBadgeKeyDown}
+        sx={{
+          flexShrink: 0,
+          borderRadius: "9999px",
+          backgroundColor: "var(--color-bg-muted)",
+          px: 0.75,
+          py: 0.25,
+          fontSize: 10.5,
+          lineHeight: 1.2,
+        }}
+      >
+        +{count}
+      </Box>
+    </Tooltip>
+  );
+}
+
+function CellText({
+  value,
+  testId,
+  href,
+  focusable,
+}: {
+  value: string;
+  testId: string;
+  href?: string;
+  focusable?: boolean;
+}) {
+  return (
+    <TableCell sx={{ color: "var(--color-muted-foreground)", overflow: "hidden" }}>
+      <TruncatedText
+        value={value.trim() || "—"}
+        testId={testId}
+        href={href}
+        focusable={focusable}
+      />
+    </TableCell>
+  );
+}
+
+function CompanyCells({ row }: { row: VendorListItem }) {
+  const phone = row.companyPhone.trim();
+  const email = row.email.trim();
+  return (
+    <>
+      <TableCell sx={{ overflow: "hidden" }}>
+        <TruncatedText
+          value={row.companyName || "—"}
+          testId="vendor-text-company"
+          variant="description"
+        />
+      </TableCell>
+      <CellText
+        value={phone}
+        testId="vendor-text-company-phone"
+        href={phone ? `tel:${phone}` : undefined}
+      />
+      <CellText
+        value={email}
+        testId="vendor-text-company-email"
+        href={email ? `mailto:${email}` : undefined}
+      />
+      <CellText value={row.address} testId="vendor-text-street-address" focusable />
+      <CellText value={row.city} testId="vendor-text-city" focusable />
+      <CellText value={row.state} testId="vendor-text-state" focusable />
+    </>
+  );
+}
+
+function orderedTechnicians(row: VendorListItem): VendorDirectoryTechnician[] {
+  const technicians = row.technicians ?? [];
+  const primaryIndex =
+    row.id == null ? -1 : technicians.findIndex((item) => String(item.id) === String(row.id));
+  if (primaryIndex <= 0) return technicians;
+  return [technicians[primaryIndex]!, ...technicians.filter((_, index) => index !== primaryIndex)];
+}
+
+function primaryTechnician(row: VendorListItem, technicians: VendorDirectoryTechnician[]) {
+  return (
+    technicians[0] ?? {
+      id: row.id ?? "",
+      contactName: row.contactName,
+      email: "",
+      phone: row.phone,
+      preferredContact: row.preferredContact,
+      tradeSpecialties: row.tradeSpecialties,
+      isActive: row.isActive,
+      totalJobs: row.totalJobs,
+    }
+  );
+}
+
+function TradeCell({ value }: { value: string }) {
+  const trades = value
+    .split(",")
+    .map((trade) => trade.trim())
+    .filter(Boolean);
+  const omitted = trades.slice(1);
+  return (
+    <TableCell sx={{ color: "var(--color-muted-foreground)" }}>
+      {trades.length === 0 ? (
+        "—"
+      ) : (
+        <Stack direction="row" spacing={0.5} sx={{ alignItems: "center" }}>
+          <span>{trades[0]}</span>
+          {omitted.length > 0 && (
+            <OverflowBadge count={omitted.length} label={omitted.join(", ")} kind="trade" />
+          )}
+        </Stack>
+      )}
+    </TableCell>
+  );
+}
+
+function getInitials(name: string): string {
+  const parts = name.trim().split(/\s+/).filter(Boolean);
+  if (parts.length === 0) return "?";
+  return `${parts[0]?.[0] ?? ""}${parts.length > 1 ? (parts[parts.length - 1]?.[0] ?? "") : ""}`.toUpperCase();
+}
+
+function TechnicianCells({ row }: { row: VendorListItem }) {
+  const technicians = orderedTechnicians(row);
+  const primary = primaryTechnician(row, technicians);
+  const omitted = technicians.slice(1);
+  const phone = primary.phone.trim();
+  return (
+    <>
+      <TableCell sx={{ overflow: "hidden" }}>
+        <Stack
+          direction="row"
+          spacing={1.25}
+          sx={{ alignItems: "center", minWidth: 0, overflow: "hidden" }}
+        >
+          <Avatar
+            sx={{
+              width: 28,
+              height: 28,
+              flexShrink: 0,
+              backgroundColor: "var(--color-bg-muted)",
+              color: "var(--color-primary)",
+              fontSize: 10.5,
+              fontWeight: 600,
+            }}
+          >
+            {getInitials(primary.contactName)}
+          </Avatar>
+          <TruncatedText
+            value={primary.contactName || "—"}
+            testId="vendor-text-technician"
+            variant="description"
+          />
+          {omitted.length > 0 && (
+            <OverflowBadge
+              count={omitted.length}
+              label={omitted.map((item) => item.contactName || "Unnamed technician").join(", ")}
+              kind="technician"
+            />
+          )}
+        </Stack>
+      </TableCell>
+      <CellText
+        value={phone}
+        testId="vendor-text-technician-phone"
+        href={phone ? `tel:${phone}` : undefined}
+      />
+    </>
+  );
+}
+
+function RowActions({
+  row,
+  onOpenDetail,
+  onOpenEdit,
+}: {
+  row: VendorListItem;
+  onOpenDetail: () => void;
+  onOpenEdit: () => void;
+}) {
+  const action = (label: string, icon: ReactNode, handler: () => void) => (
+    <Tooltip title={label}>
+      <IconButton
+        size="small"
+        aria-label={`${label} vendor ${row.companyName}`}
+        onClick={(event) => {
+          event.stopPropagation();
+          handler();
+        }}
+      >
+        {icon}
+      </IconButton>
+    </Tooltip>
+  );
+  return (
+    <TableCell align="right">
+      <Stack
+        direction="row"
+        spacing={0.5}
+        className="vendor-row-actions"
+        sx={{ alignItems: "center", justifyContent: "flex-end" }}
+      >
+        {action("View", <VisibilityOutlinedIcon fontSize="small" />, onOpenDetail)}
+        {action("Edit", <EditOutlinedIcon fontSize="small" />, onOpenEdit)}
+      </Stack>
+    </TableCell>
+  );
+}
+
+export function VendorTableRow({
+  row,
+  onOpenDetail,
+  onOpenEdit,
+}: {
+  row: VendorListItem;
+  onOpenDetail: (row: VendorListItem) => void;
+  onOpenEdit: (row: VendorListItem) => void;
+}) {
+  const openDetail = () => onOpenDetail(row);
+  const handleKeyDown = (event: KeyboardEvent) => {
+    if (event.target instanceof Element && event.target.closest("a, button")) return;
+    if (event.key !== "Enter" && event.key !== " ") return;
+    event.preventDefault();
+    event.stopPropagation();
+    openDetail();
+  };
+  return (
+    <TableRow
+      hover
+      tabIndex={0}
+      role="button"
+      aria-label={`Open vendor details for ${row.companyName}`}
+      sx={{ cursor: "pointer" }}
+      onClick={openDetail}
+      onKeyDown={handleKeyDown}
+    >
+      <CompanyCells row={row} />
+      <TradeCell value={row.tradeSpecialties} />
+      <TechnicianCells row={row} />
+      <TableCell align="center">{row.totalJobs ?? 0}</TableCell>
+      <TableCell>
+        <Box sx={{ pl: 1 }}>
+          <VendorStatusBadge isActive={row.isActive} />
+        </Box>
+      </TableCell>
+      <RowActions row={row} onOpenDetail={openDetail} onOpenEdit={() => onOpenEdit(row)} />
+    </TableRow>
+  );
+}

src/app/(protected)/vendors/_components/vendors-list-toolbar.tsx

@@ -6,7 +6,6 @@ import { Text } from "@/components/ui/text";
 import { ToolbarButton } from "@/components/ui/toolbar-button";
 
 interface VendorsListToolbarProps {
-  globalCount: number;
   activeCount: number;
   isFetching: boolean;
   isLoading: boolean;
@@ -18,7 +17,6 @@ interface VendorsListToolbarProps {
 }
 
 export function VendorsListToolbar({
-  globalCount,
   activeCount,
   isFetching,
   isLoading,
@@ -33,7 +31,7 @@ export function VendorsListToolbar({
       surface
       className="-mx-4 -mt-4"
       title="Vendors / Technicians"
-      subtitle={`${globalCount} technicians · ${activeCount} active`}
+      subtitle={`${activeCount} active ${activeCount === 1 ? "company" : "companies"}`}
       actions={
         <>
           <SearchInput
@@ -93,7 +91,7 @@ export function VendorAppliedFiltersBar({
   return (
     <Stack direction="row" spacing={1} className="flex flex-wrap items-center">
       <Text variant="caption" tone="muted">
-        {resultCount} {resultCount === 1 ? "technician" : "technicians"} · filtered by
+        {resultCount} {resultCount === 1 ? "company" : "companies"} · filtered by
       </Text>
       {chips.map((chip) => (
         <Chip
@@ -148,8 +146,7 @@ export function VendorsListFooter({
       }}
     >
       <Text variant="caption" as="span" sx={{ color: "#6b7a96", fontSize: 11, lineHeight: 1.5 }}>
-        {totalCount} {isActive ? "active" : "inactive"}{" "}
-        {totalCount === 1 ? "technician" : "technicians"}
+        {totalCount} {isActive ? "active" : "inactive"} {totalCount === 1 ? "company" : "companies"}
         {isFiltered && " · filtered"}
       </Text>
       <Text variant="caption" as="span" sx={{ color: "#6b7a96", fontSize: 11, lineHeight: 1.5 }}>

src/app/(protected)/vendors/_components/vendors-table.tsx

@@ -1,13 +1,6 @@
-import { type KeyboardEvent, type MouseEvent } from "react";
 import SearchOffOutlinedIcon from "@mui/icons-material/SearchOffOutlined";
-import EditOutlinedIcon from "@mui/icons-material/EditOutlined";
-import VisibilityOutlinedIcon from "@mui/icons-material/VisibilityOutlined";
 import {
-  Avatar,
-  Box,
   CircularProgress,
-  IconButton,
-  Link,
   Paper,
   Stack,
   Table,
@@ -16,297 +9,24 @@ import {
   TableContainer,
   TableHead,
   TableRow,
-  Tooltip,
 } from "@mui/material";
-import { VendorStatusBadge } from "./vendor-status-badge";
+import { VendorTableRow } from "./vendor-table-row";
 import { Text } from "@/components/ui/text";
 import type { VendorListItem } from "@/domain/vendors/types/vendor";
 
 const TABLE_COLUMNS = [
   "Company",
-  "Technician",
-  "Location",
+  "Company Phone",
+  "Company Email",
+  "Street Address",
+  "City",
+  "State",
   "Trade",
-  "Phone",
-  "Email",
+  "Technician",
+  "Technician Phone",
   "Total Jobs",
 ] as const;
 
-function getInitials(name: string): string {
-  const parts = name.trim().split(/\s+/).filter(Boolean);
-  if (parts.length === 0) return "?";
-  const first = parts[0]?.[0] ?? "";
-  const last = parts.length > 1 ? (parts[parts.length - 1]?.[0] ?? "") : "";
-  return (first + last).toUpperCase();
-}
-
-function splitTrades(value: string | undefined): string[] {
-  return (value ?? "")
-    .split(",")
-    .map((trade) => trade.trim())
-    .filter(Boolean);
-}
-
-function stopPropagation(event: MouseEvent): void {
-  event.stopPropagation();
-}
-
-function stopTradeBadgeKeyDown(event: KeyboardEvent): void {
-  if (event.key !== "Enter" && event.key !== " ") return;
-  event.preventDefault();
-  event.stopPropagation();
-}
-
-interface TruncatedTextProps {
-  value: string;
-  testId: string;
-  focusable?: boolean;
-  href?: string;
-  color?: string;
-  variant?: "description";
-}
-
-const truncatedTextSx = {
-  display: "block",
-  minWidth: 0,
-  maxWidth: "100%",
-  overflow: "hidden",
-  textOverflow: "ellipsis",
-  whiteSpace: "nowrap",
-};
-
-function TruncatedText({
-  value,
-  testId,
-  focusable = false,
-  href,
-  color = "inherit",
-  variant,
-}: TruncatedTextProps) {
-  const hasValue = value !== "—";
-  const content = href ? (
-    <Link
-      href={href}
-      underline="hover"
-      color="inherit"
-      data-testid={testId}
-      sx={{ ...truncatedTextSx, color }}
-      onClick={stopPropagation}
-    >
-      {value}
-    </Link>
-  ) : variant ? (
-    <Text
-      variant={variant}
-      data-testid={testId}
-      sx={{ ...truncatedTextSx, color, flex: "1 1 auto" }}
-    >
-      {value}
-    </Text>
-  ) : (
-    <Box
-      component="span"
-      data-testid={testId}
-      tabIndex={focusable && hasValue ? 0 : undefined}
-      sx={{ ...truncatedTextSx, color }}
-    >
-      {value}
-    </Box>
-  );
-
-  return (
-    <Tooltip title={hasValue ? value : ""} placement="top" arrow describeChild>
-      {content}
-    </Tooltip>
-  );
-}
-
-function getVendorDisplayValues(row: VendorListItem) {
-  const cityStateText = [row.city.trim(), row.state.trim()].filter(Boolean).join(", ");
-  return {
-    locationText: cityStateText || row.address.trim() || "—",
-    phoneText: row.phone.trim() || row.companyPhone.trim(),
-  };
-}
-
-interface VendorTableRowProps {
-  row: VendorListItem;
-  onOpenDetail: (row: VendorListItem) => void;
-  onOpenEdit: (row: VendorListItem) => void;
-}
-
-function VendorTradeCell({
-  primaryTrade,
-  omittedTrades,
-}: {
-  primaryTrade: string;
-  omittedTrades: string[];
-}) {
-  const extraTrades = omittedTrades.length;
-  return (
-    <TableCell sx={{ color: "var(--color-muted-foreground)" }}>
-      {primaryTrade === "—" ? (
-        "—"
-      ) : (
-        <Stack direction="row" spacing={0.5} sx={{ alignItems: "center" }}>
-          <span>{primaryTrade}</span>
-          {extraTrades > 0 && (
-            <Tooltip title={omittedTrades.join(", ")} placement="top" arrow>
-              <Box
-                component="span"
-                tabIndex={0}
-                aria-label={`+${extraTrades} more ${extraTrades === 1 ? "trade" : "trades"}: ${omittedTrades.join(", ")}`}
-                data-testid="vendor-trade-badge"
-                className="focus-visible:outline focus-visible:outline-2 focus-visible:outline-offset-1 focus-visible:outline-[var(--color-primary)]"
-                onClick={stopPropagation}
-                onKeyDown={stopTradeBadgeKeyDown}
-                sx={{
-                  borderRadius: "9999px",
-                  backgroundColor: "var(--color-bg-muted)",
-                  px: 0.75,
-                  py: 0.25,
-                  fontSize: 10.5,
-                  lineHeight: 1.2,
-                }}
-              >
-                +{extraTrades}
-              </Box>
-            </Tooltip>
-          )}
-        </Stack>
-      )}
-    </TableCell>
-  );
-}
-
-function VendorTableRow({ row, onOpenDetail, onOpenEdit }: VendorTableRowProps) {
-  const trades = splitTrades(row.tradeSpecialties);
-  const primaryTrade = trades[0] ?? "—";
-  const omittedTrades = trades.slice(1);
-  const { locationText, phoneText } = getVendorDisplayValues(row);
-  const rowKey = String(row.id ?? `company-${row.companyId ?? ""}`);
-
-  const handleKeyDown = (event: KeyboardEvent) => {
-    if (event.key !== "Enter" && event.key !== " ") return;
-    event.preventDefault();
-    event.stopPropagation();
-    onOpenDetail(row);
-  };
-
-  return (
-    <TableRow
-      key={rowKey}
-      hover
-      tabIndex={0}
-      role="button"
-      aria-label={`Open vendor details for ${row.companyName}`}
-      sx={{ cursor: "pointer" }}
-      onClick={() => onOpenDetail(row)}
-      onKeyDown={handleKeyDown}
-    >
-      <TableCell sx={{ overflow: "hidden" }}>
-        <TruncatedText
-          value={row.companyName || "—"}
-          testId="vendor-text-company"
-          variant="description"
-          color="var(--color-foreground)"
-        />
-      </TableCell>
-      <TableCell sx={{ overflow: "hidden" }}>
-        <Stack
-          direction="row"
-          spacing={1.25}
-          sx={{ alignItems: "center", minWidth: 0, overflow: "hidden" }}
-        >
-          <Avatar
-            sx={{
-              width: 28,
-              height: 28,
-              flexShrink: 0,
-              backgroundColor: "var(--color-bg-muted)",
-              color: "var(--color-primary)",
-              fontSize: 10.5,
-              fontWeight: 600,
-            }}
-          >
-            {getInitials(row.contactName)}
-          </Avatar>
-          <TruncatedText
-            value={row.contactName || "—"}
-            testId="vendor-text-technician"
-            variant="description"
-            color="var(--color-foreground)"
-          />
-        </Stack>
-      </TableCell>
-      <TableCell sx={{ color: "var(--color-muted-foreground)", overflow: "hidden" }}>
-        <TruncatedText
-          value={locationText}
-          testId="vendor-text-location"
-          focusable
-          color="var(--color-muted-foreground)"
-        />
-      </TableCell>
-      <VendorTradeCell primaryTrade={primaryTrade} omittedTrades={omittedTrades} />
-      <TableCell sx={{ color: "var(--color-muted-foreground)", overflow: "hidden" }}>
-        <TruncatedText
-          value={phoneText || "—"}
-          testId="vendor-text-phone"
-          href={phoneText ? `tel:${phoneText}` : undefined}
-          color="var(--color-muted-foreground)"
-        />
-      </TableCell>
-      <TableCell sx={{ overflow: "hidden" }}>
-        <TruncatedText
-          value={row.email || "—"}
-          testId="vendor-text-email"
-          href={row.email ? `mailto:${row.email}` : undefined}
-          color="#6b7a96"
-        />
-      </TableCell>
-      <TableCell align="center">{row.totalJobs ?? 0}</TableCell>
-      <TableCell>
-        <Box sx={{ pl: 1 }}>
-          <VendorStatusBadge isActive={row.isActive} />
-        </Box>
-      </TableCell>
-      <TableCell align="right">
-        <Stack
-          direction="row"
-          spacing={0.5}
-          className="vendor-row-actions"
-          sx={{ alignItems: "center", justifyContent: "flex-end" }}
-        >
-          <Tooltip title="View details">
-            <IconButton
-              size="small"
-              aria-label={`View vendor ${row.companyName}`}
-              onClick={(event) => {
-                event.stopPropagation();
-                onOpenDetail(row);
-              }}
-            >
-              <VisibilityOutlinedIcon fontSize="small" />
-            </IconButton>
-          </Tooltip>
-          <Tooltip title="Edit">
-            <IconButton
-              size="small"
-              aria-label={`Edit vendor ${row.companyName}`}
-              onClick={(event) => {
-                event.stopPropagation();
-                onOpenEdit(row);
-              }}
-            >
-              <EditOutlinedIcon fontSize="small" />
-            </IconButton>
-          </Tooltip>
-        </Stack>
-      </TableCell>
-    </TableRow>
-  );
-}
-
 interface VendorsTableProps {
   rows: VendorListItem[];
   isActive: boolean;
@@ -328,7 +48,6 @@ export function VendorsTable({
 }: VendorsTableProps) {
   const showEmptyRow = !isLoading && !showError && rows.length === 0;
   const columnCount = TABLE_COLUMNS.length + 2;
-
   return (
     <TableContainer
       component={Paper}
@@ -340,13 +59,14 @@ export function VendorsTable({
         overflow: "auto",
         borderRadius: 1.5,
         fontSize: 13,
+        containerType: "inline-size",
       }}
     >
       <Table
         size="small"
         stickyHeader
         sx={{
-          minWidth: 1550,
+          minWidth: 2050,
           tableLayout: "fixed",
           "& .MuiTableCell-head": {
             backgroundColor: "var(--color-bg-muted)",
@@ -368,26 +88,15 @@ export function VendorsTable({
             lineHeight: 1.43,
             whiteSpace: "nowrap",
           },
-          "& .vendor-row-actions": {
-            opacity: { xs: 1, md: 0 },
-            transition: "opacity 120ms ease",
-          },
+          "& .vendor-row-actions": { opacity: { xs: 1, md: 0 }, transition: "opacity 120ms ease" },
           "& .MuiTableRow-root:hover .vendor-row-actions, & .MuiTableRow-root:focus-within .vendor-row-actions":
-            {
-              opacity: 1,
-            },
+            { opacity: 1 },
         }}
       >
         <colgroup>
-          <col style={{ width: 196.34375 }} />
-          <col style={{ width: 207.25 }} />
-          <col style={{ width: 152.703125 }} />
-          <col style={{ width: 218.15625 }} />
-          <col style={{ width: 152.703125 }} />
-          <col style={{ width: 251.90625 }} />
-          <col style={{ width: 109.078125 }} />
-          <col style={{ width: 119.984375 }} />
-          <col style={{ width: 141.875 }} />
+          {[190, 160, 220, 220, 140, 100, 190, 220, 170, 110, 120, 130].map((width, index) => (
+            <col key={`${width}-${index}`} style={{ width }} />
+          ))}
         </colgroup>
         <TableHead>
           <TableRow>
@@ -403,18 +112,21 @@ export function VendorsTable({
         <TableBody>
           {isLoading ? (
             <TableRow>
-              <TableCell colSpan={columnCount} align="center" className="py-10">
-                <CircularProgress size={28} />
+              <TableCell colSpan={columnCount} className="py-10">
+                <Stack sx={{ width: "calc(100cqw - 24px)", alignItems: "center" }}>
+                  <CircularProgress size={28} />
+                </Stack>
               </TableCell>
             </TableRow>
           ) : showEmptyRow ? (
             <TableRow>
-              <TableCell colSpan={columnCount} align="center" className="py-10">
-                <Stack spacing={1} sx={{ alignItems: "center" }}>
+              <TableCell colSpan={columnCount} className="py-10">
+                <Stack spacing={1} sx={{ width: "calc(100cqw - 24px)", alignItems: "center" }}>
                   <SearchOffOutlinedIcon sx={{ color: "text.secondary", fontSize: 32 }} />
-                  <Text variant="description" className="font-semibold">
-                    {`No ${isActive ? "active" : "inactive"} technicians found`}
-                  </Text>
+                  <Text
+                    variant="description"
+                    className="font-semibold"
+                  >{`No ${isActive ? "active" : "inactive"} companies found`}</Text>
                   <Text variant="caption" tone="muted">
                     {isFiltered
                       ? "Try a different search, or add a new vendor."

src/app/(protected)/vendors/index.tsx

@@ -15,7 +15,7 @@ import { useVendorListState } from "./_components/use-vendor-list-state";
 import type { VendorFilters } from "./_components/vendor-filters";
 import type { VendorListItem } from "@/domain/vendors/types/vendor";
 import { useVendorFacets } from "@/domain/vendors/use-cases/use-vendor-facets";
-import { useVendorsList } from "@/domain/vendors/use-cases/use-vendors-list";
+import { useVendorDirectoryList } from "@/domain/vendors/use-cases/use-vendor-directory-list";
 
 interface AppliedChip {
   category: keyof VendorFilters;
@@ -125,9 +125,17 @@ export default function VendorsListPage() {
   const deactivation = useVendorDeactivation(closeDetail);
 
   const { data: facets } = useVendorFacets(filters.isActive);
-  const { data, isLoading, isFetching, error } = useVendorsList(filters.listParams);
-  const { data: activeCountData } = useVendorsList({ isActive: true, page: 1, pageSize: 1 });
-  const { data: inactiveCountData } = useVendorsList({ isActive: false, page: 1, pageSize: 1 });
+  const { data, isLoading, isFetching, error } = useVendorDirectoryList(filters.listParams);
+  const { data: activeCountData } = useVendorDirectoryList({
+    isActive: true,
+    page: 1,
+    pageSize: 1,
+  });
+  const { data: inactiveCountData } = useVendorDirectoryList({
+    isActive: false,
+    page: 1,
+    pageSize: 1,
+  });
 
   const rows = data?.items ?? [];
   const totalCount = data?.totalCount ?? 0;
@@ -143,7 +151,6 @@ export default function VendorsListPage() {
   return (
     <Box className="flex h-full flex-col overflow-hidden px-4 pt-4 pb-0">
       <VendorsListToolbar
-        globalCount={activeCount + inactiveCount}
         activeCount={activeCount}
         isFetching={isFetching}
         isLoading={isLoading}

src/domain/vendors/api/vendors-api.ts

@@ -76,6 +76,24 @@ export const vendorsApi = {
     };
   },
 
+  // SH-281: grouped company rows come from the dedicated directory endpoint;
+  // Vendor/GetVendorList stays on the legacy technician-level contract.
+  getDirectoryList: async (params: VendorsListParams = {}): Promise<VendorsListResult> => {
+    const data = await apiGet<unknown>(API_PATHS.vendor.getDirectoryList, {
+      searchParams: buildListParams(params),
+    });
+    const paginated = handlePaginatedResponse<unknown>(data, {
+      page: params.page,
+      pageSize: params.pageSize,
+    });
+    return {
+      items: mapVendorListItems(paginated.items),
+      totalCount: paginated.totalCount,
+      page: paginated.page,
+      pageSize: paginated.pageSize,
+    };
+  },
+
   getFacets: async (params?: VendorFacetsParams): Promise<VendorFacets> => {
     const data = await apiGet<unknown>(API_PATHS.vendor.facets, {
       searchParams: buildFacetsParams(params),

src/domain/vendors/mappers/vendor-mapper.ts

@@ -1,6 +1,7 @@
 import type {
   Vendor,
   VendorDeactivationImpact,
+  VendorDirectoryTechnician,
   VendorFacetCompany,
   VendorFacetJobBucket,
   VendorFacetLocation,
@@ -108,7 +109,7 @@ function readBool(record: Record<string, unknown>, ...keys: string[]): boolean {
 
 export function mapVendorListItem(raw: unknown): VendorListItem {
   const item = asRecord(raw);
-  return {
+  const mapped = {
     id: readId(item),
     companyId: readCompanyId(item),
     companyName: readString(item, "companyName", "CompanyName"),
@@ -126,6 +127,40 @@ export function mapVendorListItem(raw: unknown): VendorListItem {
     isActive: readBool(item, "isActive", "IsActive"),
     preferredContact: readPreferredContact(item, "preferredContact", "PreferredContact"),
   };
+  const rawTechnicians = item.technicians ?? item.Technicians;
+  const technicians = Array.isArray(rawTechnicians)
+    ? rawTechnicians.map(mapVendorDirectoryTechnician)
+    : mapped.id == null
+      ? []
+      : [
+          {
+            id: mapped.id,
+            contactName: mapped.contactName,
+            email: mapped.email,
+            phone: mapped.phone,
+            preferredContact: mapped.preferredContact,
+            tradeSpecialties: mapped.tradeSpecialties,
+            isActive: mapped.isActive,
+            totalJobs: mapped.totalJobs,
+          },
+        ];
+
+  return { ...mapped, technicians };
+}
+
+function mapVendorDirectoryTechnician(raw: unknown): VendorDirectoryTechnician {
+  const item = asRecord(raw);
+  const id = readId(item);
+  return {
+    id: id ?? "",
+    contactName: readString(item, "contactName", "ContactName"),
+    email: readString(item, "email", "Email"),
+    phone: readString(item, "phone", "Phone"),
+    preferredContact: readPreferredContact(item, "preferredContact", "PreferredContact"),
+    tradeSpecialties: readString(item, "tradeSpecialties", "TradeSpecialties"),
+    isActive: readBool(item, "isActive", "IsActive"),
+    totalJobs: readNumber(item, "totalJobs", "TotalJobs"),
+  };
 }
 
 export function mapVendorListItems(rawItems: unknown[]): VendorListItem[] {

src/domain/vendors/types/vendor.ts

@@ -2,6 +2,17 @@ export type VendorPreferredContact = "Phone" | "Email" | "Text";
 
 export const VENDOR_PREFERRED_CONTACT_VALUES: VendorPreferredContact[] = ["Phone", "Email", "Text"];
 
+export interface VendorDirectoryTechnician {
+  id: string | number;
+  contactName: string;
+  email: string;
+  phone: string;
+  preferredContact: VendorPreferredContact;
+  tradeSpecialties: string;
+  isActive: boolean;
+  totalJobs: number;
+}
+
 export interface VendorListItem {
   id: string | number | null;
   companyId: string | number | null;
@@ -19,6 +30,8 @@ export interface VendorListItem {
   tradeSpecialties: string;
   isActive: boolean;
   preferredContact: VendorPreferredContact;
+  /** Present on company-grouped directory responses; optional for legacy clients/fixtures. */
+  technicians?: VendorDirectoryTechnician[];
 }
 
 export interface Vendor {

src/domain/vendors/use-cases/use-vendor-directory-list.ts

@@ -0,0 +1,14 @@
+import { keepPreviousData, useQuery, type UseQueryResult } from "@tanstack/react-query";
+import { vendorsApi } from "@/domain/vendors/api/vendors-api";
+import type { VendorsListParams, VendorsListResult } from "@/domain/vendors/types/vendor";
+import { queryKeys } from "@/infra/query-key/query-key";
+
+export function useVendorDirectoryList(
+  params: VendorsListParams,
+): UseQueryResult<VendorsListResult, Error> {
+  return useQuery({
+    queryKey: queryKeys.vendors.directoryList(params as Record<string, unknown>),
+    queryFn: () => vendorsApi.getDirectoryList(params),
+    placeholderData: keepPreviousData,
+  });
+}

src/infra/query-key/query-key.ts

@@ -68,6 +68,8 @@ export const queryKeys = {
     all: ["vendors"] as const,
     list: (params?: Record<string, unknown>) =>
       [...queryKeys.vendors.all, "list", params ?? {}] as const,
+    directoryList: (params?: Record<string, unknown>) =>
+      [...queryKeys.vendors.all, "directoryList", params ?? {}] as const,
     detail: (id: string | number) => [...queryKeys.vendors.all, "detail", id] as const,
     facets: (isActive?: boolean) => [...queryKeys.vendors.all, "facets", isActive ?? null] as const,
     dropdown: (trade?: string, siteZip?: string) =>

src/test/app/(protected)/vendor-pos/vendor-pos-legacy-vendors-list.test.tsx

@@ -0,0 +1,50 @@
+import { describe, expect, it, vi } from "vitest";
+import { screen } from "@testing-library/react";
+import VendorPosListPage from "@/app/(protected)/vendor-pos/index";
+import { renderWithProviders } from "@/test/test-utils";
+
+const useVendorPosList = vi.fn();
+const useVendorsList = vi.fn();
+const useVendorDirectoryList = vi.fn();
+
+vi.mock("@/domain/vendor-pos/use-cases/use-vendor-pos-list", () => ({
+  useVendorPosList: (...args: unknown[]) => useVendorPosList(...args),
+}));
+
+vi.mock("@/domain/vendors/use-cases/use-vendors-list", () => ({
+  useVendorsList: (...args: unknown[]) => useVendorsList(...args),
+}));
+
+vi.mock("@/domain/vendors/use-cases/use-vendor-directory-list", () => ({
+  useVendorDirectoryList: (...args: unknown[]) => useVendorDirectoryList(...args),
+}));
+
+describe("VendorPosListPage vendor source", () => {
+  it("keeps the legacy technician-level vendors list with pageSize 500", () => {
+    useVendorPosList.mockReturnValue({
+      data: { items: [], totalCount: 0, page: 1, pageSize: 12 },
+      isLoading: false,
+      isFetching: false,
+      error: null,
+    });
+    useVendorsList.mockReturnValue({
+      data: { items: [], totalCount: 0, page: 1, pageSize: 500 },
+      isLoading: false,
+      isFetching: false,
+      error: null,
+    });
+    useVendorDirectoryList.mockReturnValue({
+      data: { items: [], totalCount: 0, page: 1, pageSize: 500 },
+      isLoading: false,
+      isFetching: false,
+      error: null,
+    });
+
+    renderWithProviders(<VendorPosListPage />, { route: "/vendor-pos", withAuth: false });
+
+    expect(useVendorsList).toHaveBeenCalledWith({ page: 1, pageSize: 500 });
+    expect(useVendorsList).toHaveBeenCalledTimes(1);
+    expect(useVendorDirectoryList).not.toHaveBeenCalled();
+    expect(screen.getByRole("table")).toBeInTheDocument();
+  });
+});

src/test/app/(protected)/vendors/vendors-list.test.tsx

@@ -5,12 +5,12 @@ import VendorsListPage from "@/app/(protected)/vendors/index";
 import type { VendorCompanyRoster, VendorListItem } from "@/domain/vendors/types/vendor";
 import { renderWithProviders } from "@/test/test-utils";
 
-const useVendorsList = vi.fn();
+const useVendorDirectoryList = vi.fn();
 const useVendorCompanyRoster = vi.fn();
 const useVendorDeactivationImpact = vi.fn();
 const mutate = vi.fn();
-vi.mock("@/domain/vendors/use-cases/use-vendors-list", () => ({
-  useVendorsList: (...args: unknown[]) => useVendorsList(...args),
+vi.mock("@/domain/vendors/use-cases/use-vendor-directory-list", () => ({
+  useVendorDirectoryList: (...args: unknown[]) => useVendorDirectoryList(...args),
 }));
 
 vi.mock("@/domain/vendors/use-cases/use-vendor-company-roster", () => ({
@@ -108,15 +108,22 @@ function setupDefaults() {
 describe("VendorsListPage", () => {
   it("renders prototype-aligned status and two row actions in both tabs", async () => {
     setupDefaults();
-    useVendorsList.mockImplementation((params: { isActive?: boolean; pageSize?: number }) => {
-      if (params.pageSize === 1) return result([], params.isActive ? 1 : 1);
-      return params.isActive ? result([activeVendor], 1) : result([inactiveVendor], 1);
-    });
+    useVendorDirectoryList.mockImplementation(
+      (params: { isActive?: boolean; pageSize?: number }) => {
+        if (params.pageSize === 1) return result([], params.isActive ? 1 : 1);
+        return params.isActive ? result([activeVendor], 1) : result([inactiveVendor], 1);
+      },
+    );
 
     renderWithProviders(<VendorsListPage />, { route: "/vendors", withAuth: false });
 
     expect(screen.getByRole("heading", { name: "Vendors / Technicians" })).toBeInTheDocument();
-    expect(screen.getByText("St. Louis, MO")).toBeInTheDocument();
+    expect(screen.getByRole("columnheader", { name: "Company Phone" })).toBeInTheDocument();
+    expect(screen.getByRole("columnheader", { name: "Company Email" })).toBeInTheDocument();
+    expect(screen.getByRole("columnheader", { name: "Street Address" })).toBeInTheDocument();
+    expect(screen.getByRole("columnheader", { name: "Technician Phone" })).toBeInTheDocument();
+    expect(screen.getByText("St. Louis")).toBeInTheDocument();
+    expect(screen.getByText("MO")).toBeInTheDocument();
     expect(screen.getByRole("columnheader", { name: "Status" })).toBeInTheDocument();
     expect(screen.getByRole("cell", { name: "Active" })).toBeInTheDocument();
     expect(
@@ -134,7 +141,58 @@ describe("VendorsListPage", () => {
     expect(screen.queryByRole("button", { name: "Deactivate vendor" })).not.toBeInTheDocument();
   });
 
-  it("prefers trimmed city and state over address and technician phone over company phone", () => {
+  it("renders one company row with the primary technician and a keyboard-accessible roster badge", async () => {
+    setupDefaults();
+    const groupedVendor: VendorListItem = {
+      ...activeVendor,
+      id: 22,
+      contactName: "Promoted Technician",
+      totalJobs: 9,
+      technicians: [
+        {
+          id: 11,
+          contactName: "Older Technician",
+          email: "older@gateway.test",
+          phone: "314-555-0111",
+          preferredContact: "Phone",
+          tradeSpecialties: "Plumbing",
+          isActive: true,
+          totalJobs: 4,
+        },
+        {
+          id: 22,
+          contactName: "Promoted Technician",
+          email: "promoted@gateway.test",
+          phone: "314-555-0222",
+          preferredContact: "Email",
+          tradeSpecialties: "HVAC",
+          isActive: true,
+          totalJobs: 5,
+        },
+      ],
+    };
+    useVendorDirectoryList.mockImplementation(
+      (params: { isActive?: boolean; pageSize?: number }) => {
+        if (params.pageSize === 1) return result([], 1);
+        return params.isActive ? result([groupedVendor], 1) : result([], 0);
+      },
+    );
+
+    renderWithProviders(<VendorsListPage />, { route: "/vendors", withAuth: false });
+
+    expect(screen.getAllByText("Gateway Plumbing")).toHaveLength(1);
+    expect(screen.getByText("Promoted Technician")).toBeInTheDocument();
+    expect(screen.getByRole("link", { name: "314-555-0222" })).toBeInTheDocument();
+    expect(screen.getByRole("cell", { name: "9" })).toBeInTheDocument();
+
+    const rosterBadge = screen.getByTestId("vendor-technician-badge");
+    expect(rosterBadge).toHaveTextContent("+1");
+    expect(rosterBadge).toHaveAttribute("tabindex", "0");
+    await userEvent.hover(rosterBadge);
+    expect(await screen.findByRole("tooltip")).toHaveTextContent("Older Technician");
+  });
+
+  it("renders company location and contact fields in separate columns", () => {
     setupDefaults();
     const vendorWithAllFields: VendorListItem = {
       ...activeVendor,
@@ -144,21 +202,29 @@ describe("VendorsListPage", () => {
       state: " MO ",
       phone: " (314) 555-0198 ",
     };
-    useVendorsList.mockImplementation((params: { isActive?: boolean; pageSize?: number }) => {
-      if (params.pageSize === 1) return result([], 1);
-      return params.isActive ? result([vendorWithAllFields], 1) : result([], 0);
-    });
+    useVendorDirectoryList.mockImplementation(
+      (params: { isActive?: boolean; pageSize?: number }) => {
+        if (params.pageSize === 1) return result([], 1);
+        return params.isActive ? result([vendorWithAllFields], 1) : result([], 0);
+      },
+    );
 
     renderWithProviders(<VendorsListPage />, { route: "/vendors", withAuth: false });
 
-    expect(screen.getByText("St. Louis, MO")).toBeInTheDocument();
-    expect(screen.queryByText(/1 Market St/)).not.toBeInTheDocument();
-    const phoneLink = screen.getByRole("link", { name: "(314) 555-0198" });
-    expect(phoneLink).toHaveAttribute("href", "tel:(314) 555-0198");
-    expect(screen.queryByText("(314) 555-0100")).not.toBeInTheDocument();
+    expect(screen.getByText("1 Market St")).toBeInTheDocument();
+    expect(screen.getByText("St. Louis")).toBeInTheDocument();
+    expect(screen.getByText("MO")).toBeInTheDocument();
+    expect(screen.getByRole("link", { name: "(314) 555-0198" })).toHaveAttribute(
+      "href",
+      "tel:(314) 555-0198",
+    );
+    expect(screen.getByRole("link", { name: "(314) 555-0100" })).toHaveAttribute(
+      "href",
+      "tel:(314) 555-0100",
+    );
   });
 
-  it("falls back to the trimmed address and company phone when technician fields are absent", () => {
+  it("keeps company and technician phone ownership separate when technician phone is absent", () => {
     setupDefaults();
     const fallbackVendor: VendorListItem = {
       ...activeVendor,
@@ -168,10 +234,12 @@ describe("VendorsListPage", () => {
       state: "",
       phone: "  ",
     };
-    useVendorsList.mockImplementation((params: { isActive?: boolean; pageSize?: number }) => {
-      if (params.pageSize === 1) return result([], 1);
-      return params.isActive ? result([fallbackVendor], 1) : result([], 0);
-    });
+    useVendorDirectoryList.mockImplementation(
+      (params: { isActive?: boolean; pageSize?: number }) => {
+        if (params.pageSize === 1) return result([], 1);
+        return params.isActive ? result([fallbackVendor], 1) : result([], 0);
+      },
+    );
 
     renderWithProviders(<VendorsListPage />, { route: "/vendors", withAuth: false });
 
@@ -179,6 +247,7 @@ describe("VendorsListPage", () => {
     const companyPhoneLink = screen.getByRole("link", { name: "(314) 555-0100" });
     expect(companyPhoneLink).toHaveAttribute("href", "tel:(314) 555-0100");
     expect(screen.queryByText(/555-0198/)).not.toBeInTheDocument();
+    expect(screen.getByTestId("vendor-text-technician-phone")).toHaveTextContent("—");
   });
 
   it("truncates every textual table field and reveals each full value", async () => {
@@ -199,19 +268,21 @@ describe("VendorsListPage", () => {
       city: "",
       state: "",
     };
-    useVendorsList.mockImplementation((params: { isActive?: boolean; pageSize?: number }) => {
-      if (params.pageSize === 1) return result([], 1);
-      return params.isActive ? result([fallbackVendor], 1) : result([], 0);
-    });
+    useVendorDirectoryList.mockImplementation(
+      (params: { isActive?: boolean; pageSize?: number }) => {
+        if (params.pageSize === 1) return result([], 1);
+        return params.isActive ? result([fallbackVendor], 1) : result([], 0);
+      },
+    );
 
     renderWithProviders(<VendorsListPage />, { route: "/vendors", withAuth: false });
 
     const fields = [
       { testId: "vendor-text-company", value: longCompany },
       { testId: "vendor-text-technician", value: longTechnician },
-      { testId: "vendor-text-location", value: longAddress },
-      { testId: "vendor-text-phone", value: longPhone },
-      { testId: "vendor-text-email", value: longEmail },
+      { testId: "vendor-text-street-address", value: longAddress },
+      { testId: "vendor-text-technician-phone", value: longPhone },
+      { testId: "vendor-text-company-email", value: longEmail },
     ];
 
     for (const field of fields) {
@@ -231,10 +302,18 @@ describe("VendorsListPage", () => {
       await waitFor(() => expect(screen.queryByRole("tooltip")).not.toBeInTheDocument());
     }
 
-    expect(screen.getByTestId("vendor-text-phone")).toHaveAttribute("href", `tel:${longPhone}`);
-    expect(screen.getByTestId("vendor-text-email")).toHaveAttribute("href", `mailto:${longEmail}`);
+    expect(screen.getByTestId("vendor-text-technician-phone")).toHaveAttribute(
+      "href",
+      `tel:${longPhone}`,
+    );
+    expect(screen.getByTestId("vendor-text-company-email")).toHaveAttribute(
+      "href",
+      `mailto:${longEmail}`,
+    );
+    fireEvent.keyDown(screen.getByTestId("vendor-text-company-email"), { key: "Enter" });
+    expect(screen.queryByRole("dialog")).not.toBeInTheDocument();
 
-    const locationText = screen.getByTestId("vendor-text-location");
+    const locationText = screen.getByTestId("vendor-text-street-address");
     fireEvent.keyDown(document, { key: "Tab" });
     locationText.focus();
     expect(locationText).toHaveFocus();
@@ -250,10 +329,12 @@ describe("VendorsListPage", () => {
       ...activeVendor,
       tradeSpecialties: "Backflow Preventers, Water Heaters, Drain Cleaning",
     };
-    useVendorsList.mockImplementation((params: { isActive?: boolean; pageSize?: number }) => {
-      if (params.pageSize === 1) return result([], 1);
-      return params.isActive ? result([multiTradeVendor], 1) : result([], 0);
-    });
+    useVendorDirectoryList.mockImplementation(
+      (params: { isActive?: boolean; pageSize?: number }) => {
+        if (params.pageSize === 1) return result([], 1);
+        return params.isActive ? result([multiTradeVendor], 1) : result([], 0);
+      },
+    );
 
     renderWithProviders(<VendorsListPage />, { route: "/vendors", withAuth: false });
 
@@ -277,10 +358,12 @@ describe("VendorsListPage", () => {
 
   it("does not show the +N badge when the vendor has a single trade", () => {
     setupDefaults();
-    useVendorsList.mockImplementation((params: { isActive?: boolean; pageSize?: number }) => {
-      if (params.pageSize === 1) return result([], 1);
-      return params.isActive ? result([activeVendor], 1) : result([], 0);
-    });
+    useVendorDirectoryList.mockImplementation(
+      (params: { isActive?: boolean; pageSize?: number }) => {
+        if (params.pageSize === 1) return result([], 1);
+        return params.isActive ? result([activeVendor], 1) : result([], 0);
+      },
+    );
 
     renderWithProviders(<VendorsListPage />, { route: "/vendors", withAuth: false });
 
@@ -301,10 +384,12 @@ describe("VendorsListPage", () => {
       ...activeVendor,
       tradeSpecialties: "Backflow Preventers, Water Heaters, Drain Cleaning",
     };
-    useVendorsList.mockImplementation((params: { isActive?: boolean; pageSize?: number }) => {
-      if (params.pageSize === 1) return result([], 1);
-      return params.isActive ? result([multiTradeVendor], 1) : result([], 0);
-    });
+    useVendorDirectoryList.mockImplementation(
+      (params: { isActive?: boolean; pageSize?: number }) => {
+        if (params.pageSize === 1) return result([], 1);
+        return params.isActive ? result([multiTradeVendor], 1) : result([], 0);
+      },
+    );
 
     renderWithProviders(<VendorsListPage />, { route: "/vendors", withAuth: false });
 
@@ -325,10 +410,12 @@ describe("VendorsListPage", () => {
       ...activeVendor,
       tradeSpecialties: "Backflow Preventers, Water Heaters",
     };
-    useVendorsList.mockImplementation((params: { isActive?: boolean; pageSize?: number }) => {
-      if (params.pageSize === 1) return result([], 1);
-      return params.isActive ? result([multiTradeVendor], 1) : result([], 0);
-    });
+    useVendorDirectoryList.mockImplementation(
+      (params: { isActive?: boolean; pageSize?: number }) => {
+        if (params.pageSize === 1) return result([], 1);
+        return params.isActive ? result([multiTradeVendor], 1) : result([], 0);
+      },
+    );
 
     renderWithProviders(<VendorsListPage />, { route: "/vendors", withAuth: false });
 
@@ -345,15 +432,17 @@ describe("VendorsListPage", () => {
       companyName: `Vendor ${index + 1}`,
     }));
 
-    useVendorsList.mockImplementation((params: { isActive?: boolean; pageSize?: number }) => {
-      if (params.pageSize === 1) return result([], params.isActive ? 25 : 0);
-      return result(pageVendors, 25);
-    });
+    useVendorDirectoryList.mockImplementation(
+      (params: { isActive?: boolean; pageSize?: number }) => {
+        if (params.pageSize === 1) return result([], params.isActive ? 25 : 0);
+        return result(pageVendors, 25);
+      },
+    );
 
     renderWithProviders(<VendorsListPage />, { route: "/vendors", withAuth: false });
 
-    expect(screen.getByText(/25 active technicians/)).toBeInTheDocument();
-    expect(screen.queryByText(/3 active technicians/)).not.toBeInTheDocument();
+    expect(screen.getAllByText(/25 active companies/)).not.toHaveLength(0);
+    expect(screen.queryByText(/3 active companies/)).not.toBeInTheDocument();
   });
 
   it("opens the detail drawer when a row is clicked or activated by keyboard", async () => {
@@ -365,10 +454,12 @@ describe("VendorsListPage", () => {
       error: null,
       refetch: vi.fn(),
     });
-    useVendorsList.mockImplementation((params: { isActive?: boolean; pageSize?: number }) => {
-      if (params.pageSize === 1) return result([], 1);
-      return params.isActive ? result([activeVendor], 1) : result([], 0);
-    });
+    useVendorDirectoryList.mockImplementation(
+      (params: { isActive?: boolean; pageSize?: number }) => {
+        if (params.pageSize === 1) return result([], 1);
+        return params.isActive ? result([activeVendor], 1) : result([], 0);
+      },
+    );
 
     renderWithProviders(<VendorsListPage />, { route: "/vendors", withAuth: false });
 
@@ -406,10 +497,12 @@ describe("VendorsListPage", () => {
       isLoading: false,
       error: null,
     });
-    useVendorsList.mockImplementation((params: { isActive?: boolean; pageSize?: number }) => {
-      if (params.pageSize === 1) return result([], 1);
-      return params.isActive ? result([activeVendor], 1) : result([], 0);
-    });
+    useVendorDirectoryList.mockImplementation(
+      (params: { isActive?: boolean; pageSize?: number }) => {
+        if (params.pageSize === 1) return result([], 1);
+        return params.isActive ? result([activeVendor], 1) : result([], 0);
+      },
+    );
 
     renderWithProviders(<VendorsListPage />, { route: "/vendors", withAuth: false });
 
@@ -447,10 +540,12 @@ describe("VendorsListPage", () => {
       isLoading: false,
       error: null,
     });
-    useVendorsList.mockImplementation((params: { isActive?: boolean; pageSize?: number }) => {
-      if (params.pageSize === 1) return result([], 1);
-      return params.isActive ? result([activeVendor], 1) : result([], 0);
-    });
+    useVendorDirectoryList.mockImplementation(
+      (params: { isActive?: boolean; pageSize?: number }) => {
+        if (params.pageSize === 1) return result([], 1);
+        return params.isActive ? result([activeVendor], 1) : result([], 0);
+      },
+    );
 
     renderWithProviders(<VendorsListPage />, { route: "/vendors", withAuth: false });
 
@@ -477,10 +572,12 @@ describe("VendorsListPage", () => {
       isLoading: false,
       error: null,
     });
-    useVendorsList.mockImplementation((params: { isActive?: boolean; pageSize?: number }) => {
-      if (params.pageSize === 1) return result([], 1);
-      return params.isActive ? result([activeVendor], 1) : result([], 0);
-    });
+    useVendorDirectoryList.mockImplementation(
+      (params: { isActive?: boolean; pageSize?: number }) => {
+        if (params.pageSize === 1) return result([], 1);
+        return params.isActive ? result([activeVendor], 1) : result([], 0);
+      },
+    );
 
     renderWithProviders(<VendorsListPage />, { route: "/vendors", withAuth: false });
 
@@ -508,10 +605,12 @@ describe("VendorsListPage", () => {
       error: null,
       refetch: vi.fn(),
     });
-    useVendorsList.mockImplementation((params: { isActive?: boolean; pageSize?: number }) => {
-      if (params.pageSize === 1) return result([], 1);
-      return params.isActive ? result([activeVendor], 1) : result([], 0);
-    });
+    useVendorDirectoryList.mockImplementation(
+      (params: { isActive?: boolean; pageSize?: number }) => {
+        if (params.pageSize === 1) return result([], 1);
+        return params.isActive ? result([activeVendor], 1) : result([], 0);
+      },
+    );
 
     renderWithProviders(<VendorsListPage />, { route: "/vendors", withAuth: false });
 
@@ -533,10 +632,12 @@ describe("VendorsListPage", () => {
       error: null,
       refetch: vi.fn(),
     });
-    useVendorsList.mockImplementation((params: { isActive?: boolean; pageSize?: number }) => {
-      if (params.pageSize === 1) return result([], 1);
-      return params.isActive ? result([companyOnlyVendor], 1) : result([], 0);
-    });
+    useVendorDirectoryList.mockImplementation(
+      (params: { isActive?: boolean; pageSize?: number }) => {
+        if (params.pageSize === 1) return result([], 1);
+        return params.isActive ? result([companyOnlyVendor], 1) : result([], 0);
+      },
+    );
 
     renderWithProviders(<VendorsListPage />, { route: "/vendors", withAuth: false });
 
@@ -547,4 +648,24 @@ describe("VendorsListPage", () => {
       "Gateway Plumbing",
     );
   });
+
+  it("loads rows and status counts through the directory hook", async () => {
+    setupDefaults();
+    useVendorDirectoryList.mockImplementation(
+      (params: { isActive?: boolean; pageSize?: number }) => {
+        if (params.pageSize === 1) return result([], params.isActive ? 3 : 2);
+        return result([activeVendor], 3);
+      },
+    );
+
+    renderWithProviders(<VendorsListPage />, { route: "/vendors", withAuth: false });
+
+    expect(useVendorDirectoryList).toHaveBeenCalledWith(
+      expect.objectContaining({ page: 1, pageSize: 48 }),
+    );
+    expect(useVendorDirectoryList).toHaveBeenCalledWith({ isActive: true, page: 1, pageSize: 1 });
+    expect(useVendorDirectoryList).toHaveBeenCalledWith({ isActive: false, page: 1, pageSize: 1 });
+    expect(screen.getByRole("tab", { name: "Active (3)" })).toBeInTheDocument();
+    expect(screen.getByRole("tab", { name: "Inactive (2)" })).toBeInTheDocument();
+  });
 });

src/test/domain/vendors/api/vendors-api.test.ts

@@ -28,11 +28,24 @@ describe("vendorsApi.getList", () => {
           CompanyId: "co-1",
           CompanyName: "Gateway Plumbing",
           ContactName: "Adam Whyte",
+          Email: "dispatch@gateway.test",
+          Phone: "314-555-0198",
           Address: "1 Market St",
           City: "St. Louis",
           State: "MO",
           IsActive: false,
           PreferredContact: "Email",
+          Technicians: [
+            {
+              Id: 7,
+              ContactName: "Adam Whyte",
+              Email: "adam@gateway.test",
+              Phone: "314-555-0198",
+              TradeSpecialties: "Plumbing",
+              IsActive: false,
+              TotalJobs: 3,
+            },
+          ],
         },
       ],
       TotalCount: 1,
@@ -52,9 +65,39 @@ describe("vendorsApi.getList", () => {
       isActive: false,
       companyId: "co-1",
       preferredContact: "Email",
+      technicians: [
+        expect.objectContaining({
+          id: 7,
+          email: "adam@gateway.test",
+          phone: "314-555-0198",
+          totalJobs: 3,
+        }),
+      ],
     });
   });
 
+  it("synthesizes one technician for a legacy ungrouped response", async () => {
+    apiGet.mockResolvedValueOnce({
+      Data: [
+        {
+          Id: 9,
+          CompanyName: "Legacy Co",
+          ContactName: "Legacy Tech",
+          Email: "legacy@example.test",
+          Phone: "555-0109",
+          IsActive: true,
+        },
+      ],
+      TotalCount: 1,
+    });
+
+    const result = await vendorsApi.getList();
+
+    expect(result.items[0]?.technicians).toEqual([
+      expect.objectContaining({ id: 9, contactName: "Legacy Tech", phone: "555-0109" }),
+    ]);
+  });
+
   it("forwards all selected facets as repeated indexed query parameters", async () => {
     await vendorsApi.getList({
       companies: ["Gateway Plumbing", "Metro HVAC"],
@@ -283,3 +326,96 @@ describe("vendorsApi.getList", () => {
     await expect(vendorsApi.delete(8)).rejects.toThrow("Conflict");
   });
 });
+
+describe("vendorsApi.getDirectoryList", () => {
+  beforeEach(() => {
+    apiGet.mockReset();
+    apiGet.mockResolvedValue({
+      Data: [
+        {
+          Id: 7,
+          CompanyId: "co-1",
+          CompanyName: "Gateway Plumbing",
+          ContactName: "Adam Whyte",
+          Email: "dispatch@gateway.test",
+          Phone: "314-555-0198",
+          Address: "1 Market St",
+          City: "St. Louis",
+          State: "MO",
+          IsActive: false,
+          PreferredContact: "Email",
+          Technicians: [
+            {
+              Id: 7,
+              ContactName: "Adam Whyte",
+              Email: "adam@gateway.test",
+              Phone: "314-555-0198",
+              TradeSpecialties: "Plumbing",
+              IsActive: false,
+              TotalJobs: 3,
+            },
+          ],
+        },
+      ],
+      TotalCount: 1,
+    });
+  });
+
+  it("targets the dedicated directory endpoint while getList keeps the legacy route", async () => {
+    await vendorsApi.getDirectoryList({ search: "gateway", isActive: false, page: 1 });
+    await vendorsApi.getList({ search: "gateway", isActive: false, page: 1 });
+
+    expect(API_PATHS.vendor.getDirectoryList).toBe("Vendor/GetVendorDirectoryList");
+    expect(API_PATHS.vendor.getList).toBe("Vendor/GetVendorList");
+    expect(apiGet).toHaveBeenNthCalledWith(1, API_PATHS.vendor.getDirectoryList, {
+      searchParams: { search: "gateway", isActive: "false", page: 1, pageSize: 12 },
+    });
+    expect(apiGet).toHaveBeenNthCalledWith(2, API_PATHS.vendor.getList, {
+      searchParams: { search: "gateway", isActive: "false", page: 1, pageSize: 12 },
+    });
+  });
+
+  it("builds directory query parameters with the same repeated facet encoding", async () => {
+    await vendorsApi.getDirectoryList({
+      companies: ["Gateway Plumbing", "Metro HVAC"],
+      trades: ["Plumbing"],
+      locations: ["St. Louis, MO"],
+      jobBuckets: ["50-99"],
+    });
+
+    expect(apiGet).toHaveBeenCalledWith(API_PATHS.vendor.getDirectoryList, {
+      searchParams: {
+        search: "",
+        page: 1,
+        pageSize: 12,
+        "companies[0]": "Gateway Plumbing",
+        "companies[1]": "Metro HVAC",
+        "trades[0]": "Plumbing",
+        "locations[0]": "St. Louis, MO",
+        "jobBuckets[0]": "50-99",
+      },
+    });
+  });
+
+  it("maps grouped company rows with the shared grouped-row mapper", async () => {
+    const result = await vendorsApi.getDirectoryList({ isActive: false, page: 1 });
+
+    expect(result.items[0]).toMatchObject({
+      companyId: "co-1",
+      companyName: "Gateway Plumbing",
+      address: "1 Market St",
+      city: "St. Louis",
+      state: "MO",
+      isActive: false,
+      technicians: [
+        expect.objectContaining({
+          id: 7,
+          contactName: "Adam Whyte",
+          email: "adam@gateway.test",
+          phone: "314-555-0198",
+          totalJobs: 3,
+        }),
+      ],
+    });
+  });
+});

src/test/domain/vendors/use-cases/use-vendor-directory-list.test.tsx

@@ -0,0 +1,80 @@
+import { beforeEach, describe, expect, it, vi } from "vitest";
+import { renderHook, waitFor } from "@testing-library/react";
+import { QueryClient, QueryClientProvider } from "@tanstack/react-query";
+import type { ReactNode } from "react";
+
+const getDirectoryList = vi.fn();
+const getList = vi.fn();
+
+vi.mock("@/domain/vendors/api/vendors-api", () => ({
+  vendorsApi: {
+    getDirectoryList: (...args: unknown[]) => getDirectoryList(...args),
+    getList: (...args: unknown[]) => getList(...args),
+  },
+}));
+
+import { useVendorDirectoryList } from "@/domain/vendors/use-cases/use-vendor-directory-list";
+import { useVendorsList } from "@/domain/vendors/use-cases/use-vendors-list";
+import { queryKeys } from "@/infra/query-key/query-key";
+
+const emptyResult = { items: [], totalCount: 0, page: 1, pageSize: 12 };
+
+function createClient(): QueryClient {
+  return new QueryClient({
+    defaultOptions: { queries: { retry: false } },
+  });
+}
+
+function makeWrapper(client: QueryClient) {
+  return function Wrapper({ children }: { children: ReactNode }) {
+    return <QueryClientProvider client={client}>{children}</QueryClientProvider>;
+  };
+}
+
+describe("useVendorDirectoryList", () => {
+  beforeEach(() => {
+    getDirectoryList.mockReset();
+    getList.mockReset();
+    getDirectoryList.mockResolvedValue(emptyResult);
+    getList.mockResolvedValue(emptyResult);
+  });
+
+  it("fetches through the directory endpoint, never the legacy list", async () => {
+    const { result } = renderHook(() => useVendorDirectoryList({ isActive: true, page: 1 }), {
+      wrapper: makeWrapper(createClient()),
+    });
+
+    await waitFor(() => expect(result.current.isSuccess).toBe(true));
+
+    expect(getDirectoryList).toHaveBeenCalledWith({ isActive: true, page: 1 });
+    expect(getList).not.toHaveBeenCalled();
+  });
+
+  it("keeps a query key distinct from the legacy list key", () => {
+    const params = { isActive: true, page: 1, pageSize: 12 };
+
+    expect(queryKeys.vendors.directoryList(params)).not.toEqual(queryKeys.vendors.list(params));
+    expect(queryKeys.vendors.directoryList(params)).toEqual(
+      queryKeys.vendors.directoryList(params),
+    );
+    expect(queryKeys.vendors.directoryList(params)[1]).toBe("directoryList");
+    expect(queryKeys.vendors.list(params)[1]).toBe("list");
+  });
+
+  it("caches directory and legacy results independently for the same params", async () => {
+    const params = { isActive: true, page: 1 } as const;
+    const client = createClient();
+    const directory = renderHook(() => useVendorDirectoryList({ ...params }), {
+      wrapper: makeWrapper(client),
+    });
+    const legacy = renderHook(() => useVendorsList({ ...params }), {
+      wrapper: makeWrapper(client),
+    });
+
+    await waitFor(() => expect(directory.result.current.isSuccess).toBe(true));
+    await waitFor(() => expect(legacy.result.current.isSuccess).toBe(true));
+
+    expect(getDirectoryList).toHaveBeenCalledTimes(1);
+    expect(getList).toHaveBeenCalledTimes(1);
+  });
+});