diff --git a/assets/modules/entreprise-search.js b/assets/modules/entreprise-search.js
index d5bb4a0..0fe1360 100644
--- a/assets/modules/entreprise-search.js
+++ b/assets/modules/entreprise-search.js
@@ -27,12 +27,27 @@ const buildRcs = (siren, city) => {
     return 'RCS ' + capitalize(city) + ' ' + siren
 }
 
+const resolveTypeCompany = (natureJuridique) => {
+    if (!natureJuridique) return ''
+    const code = String(natureJuridique)
+    if (code.startsWith('92') || code.startsWith('91') || code.startsWith('93')) return 'association'
+    if (code.startsWith('10')) return 'auto-entrepreneur'
+    if (code.startsWith('54') || code.startsWith('55')) return 'sarl'
+    if (code.startsWith('57')) return 'sas'
+    if (code.startsWith('52')) return 'eurl'
+    if (code.startsWith('55') && code === '5599') return 'sa'
+    if (code.startsWith('65')) return 'sci'
+    return ''
+}
+
 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 rna = (e.complements && e.complements.identifiant_association) || ''
+    const isAsso = resolveTypeCompany(e.nature_juridique) === 'association'
 
     const div = document.createElement('div')
     div.className = 'glass p-4 cursor-pointer hover:bg-white/80 transition-all'
@@ -44,9 +59,11 @@ const renderResult = (e, onSelect) => {
                     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>' : ''}
+                    ${rna ? ' &mdash; RNA <span class="font-mono font-bold">' + rna + '</span>' : ''}
                 </div>
                 <div class="text-xs text-gray-400 mt-1">${s.geo_adresse || s.adresse || ''}</div>
                 ${d.nom ? '<div class="text-xs text-gray-400 mt-1">Dirigeant : ' + (d.prenoms || '') + ' ' + d.nom + '</div>' : ''}
+                ${isAsso ? '<div class="text-xs mt-1"><span class="px-1.5 py-0.5 bg-indigo-100 text-indigo-800 font-bold text-[10px] uppercase" style="border-radius:4px;">Association</span></div>' : ''}
             </div>
             <span class="shrink-0 px-2 py-1 text-[10px] font-bold uppercase ${actif ? 'bg-green-100 text-green-800' : 'bg-red-100 text-red-800'}" style="border-radius: 6px;">
                 ${actif ? 'Actif' : 'Ferme'}
@@ -63,6 +80,12 @@ const renderResult = (e, onSelect) => {
         fillField('zipCode', s.code_postal || '')
         fillField('city', s.libelle_commune || '')
 
+        const typeCompany = resolveTypeCompany(e.nature_juridique)
+        if (typeCompany) fillField('typeCompany', typeCompany)
+
+        const rna = (e.complements && e.complements.identifiant_association) || ''
+        if (rna) fillField('rna', rna)
+
         const prenom = (d.prenoms || '').split(' ')[0]
         fillFieldIfEmpty('firstName', capitalize(prenom))
         fillFieldIfEmpty('lastName', capitalize(d.nom))
diff --git a/migrations/Version20260404090416.php b/migrations/Version20260404090416.php
new file mode 100644
index 0000000..dacda3a
--- /dev/null
+++ b/migrations/Version20260404090416.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 Version20260404090416 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 rna VARCHAR(20) 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 rna');
+    }
+}
diff --git a/src/Controller/Admin/ClientsController.php b/src/Controller/Admin/ClientsController.php
index 499d21e..cd5817e 100644
--- a/src/Controller/Admin/ClientsController.php
+++ b/src/Controller/Admin/ClientsController.php
@@ -92,6 +92,7 @@ class ClientsController extends AbstractController
         $customer->setRcs(trim($request->request->getString('rcs')) ?: null);
         $customer->setNumTva(trim($request->request->getString('numTva')) ?: null);
         $customer->setApe(trim($request->request->getString('ape')) ?: null);
+        $customer->setRna(trim($request->request->getString('rna')) ?: 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 dfb90cb..1336da1 100644
--- a/src/Entity/Customer.php
+++ b/src/Entity/Customer.php
@@ -86,6 +86,9 @@ class Customer
     #[ORM\Column(length: 10, nullable: true)]
     private ?string $ape = null;
 
+    #[ORM\Column(length: 20, nullable: true)]
+    private ?string $rna = null;
+
     #[ORM\Column(length: 255, nullable: true)]
     private ?string $stripeCustomerId = null;
 
@@ -316,6 +319,18 @@ class Customer
         return $this;
     }
 
+    public function getRna(): ?string
+    {
+        return $this->rna;
+    }
+
+    public function setRna(?string $rna): static
+    {
+        $this->rna = $rna;
+
+        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 7e028ca..7bed114 100644
--- a/templates/admin/clients/create.html.twig
+++ b/templates/admin/clients/create.html.twig
@@ -103,6 +103,11 @@
                     <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>
+                    <label for="rna" class="block text-xs font-bold uppercase tracking-wider mb-2">RNA (associations)</label>
+                    <input type="text" id="rna" name="rna" maxlength="20" placeholder="W123456789"
+                           class="w-full px-4 py-3 input-glass text-sm font-medium">
+                </div>
             </div>
         </section>