diff --git a/src/routes/contacts.index.tsx b/src/routes/contacts.index.tsx
index 4d342b0..67c830f 100644
--- a/src/routes/contacts.index.tsx
+++ b/src/routes/contacts.index.tsx
@@ -14,6 +14,21 @@ import { Plus, Search, Mail, Phone, Building2, ChevronRight, Edit, Trash2, Brief
 import { ContactFormDialog, CONTACT_TYPES, type ContactRecord } from "@/components/contacts/contact-form-dialog";
 import { setArchived } from "@/lib/archive";
 
+type Category = "all" | "companies" | "people" | "lawyers";
+
+const CATEGORY_TYPES: Record<Exclude<Category, "all">, string[]> = {
+  lawyers: ["opposing_counsel", "co_counsel"],
+  companies: ["vendor", "court"],
+  people: ["expert", "witness", "process_server", "client_contact", "other"],
+};
+
+function categoryOf(type: string | null | undefined): Exclude<Category, "all"> {
+  const t = type ?? "other";
+  if (CATEGORY_TYPES.lawyers.includes(t)) return "lawyers";
+  if (CATEGORY_TYPES.companies.includes(t)) return "companies";
+  return "people";
+}
+
 export const Route = createFileRoute("/contacts/")({
   component: () => (
     <ProtectedLayout>
@@ -37,6 +52,7 @@ function ContactsIndex() {
   const [q, setQ] = useState("");
   const [typeFilter, setTypeFilter] = useState<string>("all");
   const [view, setView] = useState<"active" | "archived">("active");
+  const [category, setCategory] = useState<Category>("all");
   const [editing, setEditing] = useState<ContactRecord | null>(null);
   const [open, setOpen] = useState(false);
 
@@ -70,6 +86,7 @@ function ContactsIndex() {
     const term = q.trim().toLowerCase();
     return rows.filter((r) => {
       if (view === "archived" ? !r.archived_at : !!r.archived_at) return false;
+      if (category !== "all" && categoryOf(r.contact_type) !== category) return false;
       if (typeFilter !== "all" && r.contact_type !== typeFilter) return false;
       if (!term) return true;
       return (
@@ -79,11 +96,36 @@ function ContactsIndex() {
         (r.phone ?? "").toLowerCase().includes(term)
       );
     });
-  }, [rows, q, typeFilter, view]);
+  }, [rows, q, typeFilter, view, category]);
+
+  const grouped = useMemo(() => {
+    const map = new Map<string, ContactRow[]>();
+    for (const r of filtered) {
+      const ch = (r.name?.[0] ?? "#").toUpperCase();
+      const letter = /[A-Z]/.test(ch) ? ch : "#";
+      if (!map.has(letter)) map.set(letter, []);
+      map.get(letter)!.push(r);
+    }
+    return Array.from(map.entries()).sort(([a], [b]) => {
+      if (a === "#") return 1;
+      if (b === "#") return -1;
+      return a.localeCompare(b);
+    });
+  }, [filtered]);
 
   const archivedCount = rows.filter((r) => r.archived_at).length;
   const activeCount = rows.length - archivedCount;
 
+  const categoryCounts = useMemo(() => {
+    const base = rows.filter((r) => (view === "archived" ? !!r.archived_at : !r.archived_at));
+    return {
+      all: base.length,
+      companies: base.filter((r) => categoryOf(r.contact_type) === "companies").length,
+      people: base.filter((r) => categoryOf(r.contact_type) === "people").length,
+      lawyers: base.filter((r) => categoryOf(r.contact_type) === "lawyers").length,
+    };
+  }, [rows, view]);
+
   const remove = async (id: string, name: string) => {
     if (!confirm(`Delete contact "${name}"? This will also remove all case and client links.`)) return;
     const { error } = await supabase.from("contacts").delete().eq("id", id);
@@ -150,6 +192,15 @@ function ContactsIndex() {
         </CardContent>
       </Card>
 
+      <Tabs value={category} onValueChange={(v) => setCategory(v as Category)} className="mb-4">
+        <TabsList>
+          <TabsTrigger value="all">All ({categoryCounts.all})</TabsTrigger>
+          <TabsTrigger value="companies">Companies ({categoryCounts.companies})</TabsTrigger>
+          <TabsTrigger value="people">People ({categoryCounts.people})</TabsTrigger>
+          <TabsTrigger value="lawyers">Lawyers ({categoryCounts.lawyers})</TabsTrigger>
+        </TabsList>
+      </Tabs>
+
       <Card>
         <CardContent className="p-0">
           {loading ? (
@@ -159,8 +210,14 @@ function ContactsIndex() {
               {rows.length === 0 ? "No contacts yet." : view === "archived" ? "No archived contacts." : "No contacts match your filters."}
             </p>
           ) : (
-            <ul className="divide-y">
-              {filtered.map((c) => {
+            <div className="divide-y">
+              {grouped.map(([letter, items]) => (
+                <div key={letter}>
+                  <div className="px-4 py-1.5 bg-muted/50 text-xs font-semibold text-muted-foreground sticky top-0">
+                    {letter}
+                  </div>
+                  <ul className="divide-y">
+                    {items.map((c) => {
                 const typeLabel = CONTACT_TYPES.find((t) => t.value === c.contact_type)?.label ?? c.contact_type;
                 const canEdit = isAdmin || c.created_by === user?.id;
                 return (
@@ -213,7 +270,10 @@ function ContactsIndex() {
                   </li>
                 );
               })}
-            </ul>
+                  </ul>
+                </div>
+              ))}
+            </div>
           )}
         </CardContent>
       </Card>