diff --git a/src/domain/vendors/utils/draft-vendor.ts b/src/domain/vendors/utils/draft-vendor.ts
index 514eef68..c701a525 100644
--- a/src/domain/vendors/utils/draft-vendor.ts
+++ b/src/domain/vendors/utils/draft-vendor.ts
@@ -8,13 +8,13 @@ export function isDraftVendorId(id: string | number | null | undefined): boolean
 }
 
 export function createDraftVendorDropdownItem(payload: VendorFormValues): VendorDropdownItem {
-  const email = payload.email.trim();
+  const email = (payload.email ?? "").trim();
   return {
     id: `${DRAFT_VENDOR_ID_PREFIX}${crypto.randomUUID()}`,
     companyName: payload.companyName,
     contactName: payload.contactName,
-    tradeSpecialties: payload.tradeSpecialties,
-    address: payload.address,
+    tradeSpecialties: payload.tradeSpecialties ?? "",
+    address: payload.address ?? "",
     distanceMiles: null,
     email: email || undefined,
   };