diff --git a/packages/features/team-accounts/src/components/invitations/account-invitations-table.tsx b/packages/features/team-accounts/src/components/invitations/account-invitations-table.tsx
index 8f55ffecb..a3c9c9acc 100644
--- a/packages/features/team-accounts/src/components/invitations/account-invitations-table.tsx
+++ b/packages/features/team-accounts/src/components/invitations/account-invitations-table.tsx
@@ -49,7 +49,10 @@ export function AccountInvitationsTable({
 
   const filteredInvitations = invitations.filter((member) => {
     const searchString = search.toLowerCase();
-    const email = member.email.split('@')[0]?.toLowerCase() ?? '';
+
+    const email = (
+      member.email.split('@')[0]?.toLowerCase() ?? ''
+    ).toLowerCase();
 
     return (
       email.includes(searchString) ||
diff --git a/packages/features/team-accounts/src/components/members/account-members-table.tsx b/packages/features/team-accounts/src/components/members/account-members-table.tsx
index 7fa1a2cc8..a01155ea7 100644
--- a/packages/features/team-accounts/src/components/members/account-members-table.tsx
+++ b/packages/features/team-accounts/src/components/members/account-members-table.tsx
@@ -78,7 +78,12 @@ export function AccountMembersTable({
   const filteredMembers = members
     .filter((member) => {
       const searchString = search.toLowerCase();
-      const displayName = member.name ?? member.email.split('@')[0];
+
+      const displayName = (
+        member.name ??
+        member.email.split('@')[0] ??
+        ''
+      ).toLowerCase();
 
       return (
         displayName.includes(searchString) ||