diff --git a/assets/modules/entreprise-search.js b/assets/modules/entreprise-search.js
index e6757fe..d5bb4a0 100644
--- a/assets/modules/entreprise-search.js
+++ b/assets/modules/entreprise-search.js
@@ -22,11 +22,17 @@ const fillFieldIfEmpty = (id, value) => {
     if (el && !el.value && value) el.value = value
 }
 
+const buildRcs = (siren, city) => {
+    if (!siren || !city) return ''
+    return 'RCS ' + capitalize(city) + ' ' + siren
+}
+
 const renderResult = (e, onSelect) => {
     const s = e.siege || {}
     const d = (e.dirigeants && e.dirigeants[0]) || {}
     const actif = e.etat_administratif === 'A'
     const addr = [s.numero_voie, s.type_voie, s.libelle_voie].filter(Boolean).join(' ')
+    const ape = e.activite_principale || ''
 
     const div = document.createElement('div')
     div.className = 'glass p-4 cursor-pointer hover:bg-white/80 transition-all'
@@ -37,6 +43,7 @@ const renderResult = (e, onSelect) => {
                 <div class="text-xs text-gray-500 mt-1">
                     SIREN <span class="font-mono font-bold">${e.siren || '?'}</span>
                     ${s.siret ? ' &mdash; SIRET <span class="font-mono font-bold">' + s.siret + '</span>' : ''}
+                    ${ape ? ' &mdash; APE <span class="font-mono font-bold">' + ape + '</span>' : ''}
                 </div>
                 <div class="text-xs text-gray-400 mt-1">${s.geo_adresse || s.adresse || ''}</div>
                 ${d.nom ? '<div class="text-xs text-gray-400 mt-1">Dirigeant : ' + (d.prenoms || '') + ' ' + d.nom + '</div>' : ''}
@@ -49,7 +56,9 @@ const renderResult = (e, onSelect) => {
     div.addEventListener('click', () => {
         fillField('raisonSociale', e.nom_raison_sociale || e.nom_complet || '')
         fillField('siret', s.siret || '')
+        fillField('rcs', buildRcs(e.siren, s.libelle_commune))
         fillField('numTva', computeTva(e.siren))
+        fillField('ape', ape)
         fillField('address', addr)
         fillField('zipCode', s.code_postal || '')
         fillField('city', s.libelle_commune || '')
diff --git a/migrations/Version20260404085856.php b/migrations/Version20260404085856.php
new file mode 100644
index 0000000..a313abe
--- /dev/null
+++ b/migrations/Version20260404085856.php
@@ -0,0 +1,31 @@
+<?php
+
+declare(strict_types=1);
+
+namespace DoctrineMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+/**
+ * Auto-generated Migration: Please modify to your needs!
+ */
+final class Version20260404085856 extends AbstractMigration
+{
+    public function getDescription(): string
+    {
+        return '';
+    }
+
+    public function up(Schema $schema): void
+    {
+        // this up() migration is auto-generated, please modify it to your needs
+        $this->addSql('ALTER TABLE customer ADD ape VARCHAR(10) DEFAULT NULL');
+    }
+
+    public function down(Schema $schema): void
+    {
+        // this down() migration is auto-generated, please modify it to your needs
+        $this->addSql('ALTER TABLE customer DROP ape');
+    }
+}
diff --git a/src/Controller/Admin/ClientsController.php b/src/Controller/Admin/ClientsController.php
index 1301f13..499d21e 100644
--- a/src/Controller/Admin/ClientsController.php
+++ b/src/Controller/Admin/ClientsController.php
@@ -91,6 +91,7 @@ class ClientsController extends AbstractController
         $customer->setSiret(trim($request->request->getString('siret')) ?: null);
         $customer->setRcs(trim($request->request->getString('rcs')) ?: null);
         $customer->setNumTva(trim($request->request->getString('numTva')) ?: null);
+        $customer->setApe(trim($request->request->getString('ape')) ?: null);
         $customer->setAddress(trim($request->request->getString('address')) ?: null);
         $customer->setAddress2(trim($request->request->getString('address2')) ?: null);
         $customer->setZipCode(trim($request->request->getString('zipCode')) ?: null);
diff --git a/src/Entity/Customer.php b/src/Entity/Customer.php
index 644d0eb..dfb90cb 100644
--- a/src/Entity/Customer.php
+++ b/src/Entity/Customer.php
@@ -83,6 +83,9 @@ class Customer
     #[ORM\Column(length: 20, nullable: true)]
     private ?string $numTva = null;
 
+    #[ORM\Column(length: 10, nullable: true)]
+    private ?string $ape = null;
+
     #[ORM\Column(length: 255, nullable: true)]
     private ?string $stripeCustomerId = null;
 
@@ -301,6 +304,18 @@ class Customer
         return $this;
     }
 
+    public function getApe(): ?string
+    {
+        return $this->ape;
+    }
+
+    public function setApe(?string $ape): static
+    {
+        $this->ape = $ape;
+
+        return $this;
+    }
+
     public function getStripeCustomerId(): ?string
     {
         return $this->stripeCustomerId;
diff --git a/templates/admin/clients/create.html.twig b/templates/admin/clients/create.html.twig
index 800a346..7e028ca 100644
--- a/templates/admin/clients/create.html.twig
+++ b/templates/admin/clients/create.html.twig
@@ -98,6 +98,11 @@
                     <input type="text" id="numTva" name="numTva" placeholder="FR12345678901"
                            class="w-full px-4 py-3 input-glass text-sm font-medium">
                 </div>
+                <div>
+                    <label for="ape" class="block text-xs font-bold uppercase tracking-wider mb-2">Code APE / NAF</label>
+                    <input type="text" id="ape" name="ape" maxlength="10" placeholder="62.01Z"
+                           class="w-full px-4 py-3 input-glass text-sm font-medium">
+                </div>
             </div>
         </section>