diff --git a/app/Http/Controllers/ESign/EsignApiController.php b/app/Http/Controllers/ESign/EsignApiController.php
index e0fe43df..45f20a7d 100644
--- a/app/Http/Controllers/ESign/EsignApiController.php
+++ b/app/Http/Controllers/ESign/EsignApiController.php
@@ -467,29 +467,36 @@ public function store(Request $request): JsonResponse
             ]);
         }
 
-        // 법인도장 자동 적용: GCS에서 다운로드 → 로컬 저장 → signer에 설정
+        // 법인도장 자동 적용: 설정에서 도장 이미지를 읽어 signer에 복사
         $stampSetting = TenantSetting::where('tenant_id', $tenantId)
             ->where('setting_group', 'esign')
             ->where('setting_key', 'company_stamp')
             ->first();
 
-        if ($stampSetting && ! empty($stampSetting->setting_value['gcs_object'])) {
+        if ($stampSetting) {
             $creatorSigner = EsignSigner::withoutGlobalScopes()
                 ->where('contract_id', $contract->id)
                 ->where('role', 'creator')
                 ->first();
 
             if ($creatorSigner) {
-                $gcs = app(GoogleCloudStorageService::class);
-                $signedUrl = $gcs->getSignedUrl($stampSetting->setting_value['gcs_object'], 5);
+                $val = $stampSetting->setting_value;
+                $imageData = null;
 
-                if ($signedUrl) {
-                    $imageData = @file_get_contents($signedUrl);
-                    if ($imageData) {
-                        $localPath = "esign/{$tenantId}/signatures/{$contract->id}_{$creatorSigner->id}_stamp.png";
-                        Storage::disk('local')->put($localPath, $imageData);
-                        $creatorSigner->update(['signature_image_path' => $localPath]);
+                if (! empty($val['gcs_object'])) {
+                    $gcs = app(GoogleCloudStorageService::class);
+                    $signedUrl = $gcs->getSignedUrl($val['gcs_object'], 5);
+                    if ($signedUrl) {
+                        $imageData = @file_get_contents($signedUrl);
                     }
+                } elseif (! empty($val['local_path']) && Storage::disk('local')->exists($val['local_path'])) {
+                    $imageData = Storage::disk('local')->get($val['local_path']);
+                }
+
+                if ($imageData) {
+                    $localPath = "esign/{$tenantId}/signatures/{$contract->id}_{$creatorSigner->id}_stamp.png";
+                    Storage::disk('local')->put($localPath, $imageData);
+                    $creatorSigner->update(['signature_image_path' => $localPath]);
                 }
             }
         }
diff --git a/app/Http/Controllers/ESign/EsignPublicController.php b/app/Http/Controllers/ESign/EsignPublicController.php
index f5b803ba..877f8ac8 100644
--- a/app/Http/Controllers/ESign/EsignPublicController.php
+++ b/app/Http/Controllers/ESign/EsignPublicController.php
@@ -9,6 +9,7 @@
 use App\Models\ESign\EsignAuditLog;
 use App\Models\ESign\EsignContract;
 use App\Models\ESign\EsignSigner;
+use App\Models\Tenants\TenantSetting;
 use App\Services\Barobill\BarobillService;
 use App\Services\ESign\PdfSignatureService;
 use Illuminate\Http\JsonResponse;
@@ -130,7 +131,7 @@ public function getContract(string $token): JsonResponse
                     'phone' => $signer->phone,
                     'role' => $signer->role,
                     'status' => $signer->status,
-                    'has_stamp' => (bool) $signer->signature_image_path,
+                    'has_stamp' => (bool) $signer->signature_image_path || ($signer->role === 'creator' && $this->hasCompanyStamp($contract->tenant_id)),
                     'signed_at' => $signer->signed_at,
                 ],
                 'send_method' => $contract->tenant_id == 1 ? 'email' : ($contract->send_method ?? 'email'),
@@ -295,7 +296,15 @@ public function submitSignature(Request $request, string $token): JsonResponse
                 Storage::disk('local')->put($imagePath, $imageData);
                 $signer->update(['signature_image_path' => $imagePath]);
             } elseif (! $signer->signature_image_path) {
-                return response()->json(['success' => false, 'message' => '등록된 도장 이미지가 없습니다.'], 422);
+                // 기존 계약: tenant_settings에서 법인도장 가져오기
+                if ($signer->role === 'creator') {
+                    $stampPath = $this->applyCompanyStamp($signer, $contract->tenant_id);
+                    if (! $stampPath) {
+                        return response()->json(['success' => false, 'message' => '등록된 도장 이미지가 없습니다.'], 422);
+                    }
+                } else {
+                    return response()->json(['success' => false, 'message' => '등록된 도장 이미지가 없습니다.'], 422);
+                }
             }
         } else {
             // 직접 서명: signature_image 필수
@@ -748,4 +757,55 @@ private function findSigner(string $token): ?EsignSigner
 
         return $signer;
     }
+
+    private function hasCompanyStamp(int $tenantId): bool
+    {
+        $stamp = TenantSetting::where('tenant_id', $tenantId)
+            ->where('setting_group', 'esign')
+            ->where('setting_key', 'company_stamp')
+            ->first();
+
+        if (! $stamp) {
+            return false;
+        }
+
+        $val = $stamp->setting_value;
+
+        return ! empty($val['gcs_object']) || ! empty($val['local_path']);
+    }
+
+    private function applyCompanyStamp(EsignSigner $signer, int $tenantId): ?string
+    {
+        $stamp = TenantSetting::where('tenant_id', $tenantId)
+            ->where('setting_group', 'esign')
+            ->where('setting_key', 'company_stamp')
+            ->first();
+
+        if (! $stamp) {
+            return null;
+        }
+
+        $val = $stamp->setting_value;
+        $imageData = null;
+
+        if (! empty($val['gcs_object'])) {
+            $gcs = app(\App\Services\GoogleCloudStorageService::class);
+            $signedUrl = $gcs->getSignedUrl($val['gcs_object'], 5);
+            if ($signedUrl) {
+                $imageData = @file_get_contents($signedUrl);
+            }
+        } elseif (! empty($val['local_path']) && Storage::disk('local')->exists($val['local_path'])) {
+            $imageData = Storage::disk('local')->get($val['local_path']);
+        }
+
+        if (! $imageData) {
+            return null;
+        }
+
+        $localPath = "esign/{$tenantId}/signatures/{$signer->contract_id}_{$signer->id}_stamp.png";
+        Storage::disk('local')->put($localPath, $imageData);
+        $signer->update(['signature_image_path' => $localPath]);
+
+        return $localPath;
+    }
 }