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diff --git a/public/icons/icon-512x512.png b/public/icons/icon-512x512.png
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diff --git a/public/icons/icon-72x72.png b/public/icons/icon-72x72.png
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diff --git a/public/icons/icon-96x96.png b/public/icons/icon-96x96.png
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diff --git a/public/manifest.json b/public/manifest.json
new file mode 100644
index 0000000..6429d0a
--- /dev/null
+++ b/public/manifest.json
@@ -0,0 +1,51 @@
+{
+  "name": "ConstruProgress",
+  "short_name": "ConstruProg",
+  "description": "App para gestión de proyectos de construcción",
+  "start_url": "/",
+  "display": "standalone",
+  "background_color": "#ffffff",
+  "theme_color": "#000000",
+  "icons": [
+    {
+      "src": "/icons/icon-72x72.png",
+      "sizes": "72x72",
+      "type": "image/png"
+    },
+    {
+      "src": "/icons/icon-96x96.png",
+      "sizes": "96x96",
+      "type": "image/png"
+    },
+    {
+      "src": "/icons/icon-128x128.png",
+      "sizes": "128x128",
+      "type": "image/png"
+    },
+    {
+      "src": "/icons/icon-144x144.png",
+      "sizes": "144x144",
+      "type": "image/png"
+    },
+    {
+      "src": "/icons/icon-152x152.png",
+      "sizes": "152x152",
+      "type": "image/png"
+    },
+    {
+      "src": "/icons/icon-192x192.png",
+      "sizes": "192x192",
+      "type": "image/png"
+    },
+    {
+      "src": "/icons/icon-384x384.png",
+      "sizes": "384x384",
+      "type": "image/png"
+    },
+    {
+      "src": "/icons/icon-512x512.png",
+      "sizes": "512x512",
+      "type": "image/png"
+    }
+  ]
+}
diff --git a/public/sw.js b/public/sw.js
new file mode 100644
index 0000000..82e336b
--- /dev/null
+++ b/public/sw.js
@@ -0,0 +1,30 @@
+const CACHE_NAME = 'construprogress-cache-v1';
+const urlsToCache = [
+  '/',
+  '/dashboard',
+  '/projects',
+  '/projects-list',
+  '/projects/templates',
+  '/css/app.css',
+  '/js/app.js',
+  // Add other assets as needed
+];
+
+self.addEventListener('install', (event) => {
+  event.waitUntil(
+    caches.open(CACHE_NAME)
+      .then((cache) => cache.addAll(urlsToCache))
+  );
+});
+
+self.addEventListener('fetch', (event) => {
+  event.respondWith(
+    caches.match(event.request)
+      .then((response) => {
+        if (response) {
+          return response;
+        }
+        return fetch(event.request);
+      })
+  );
+});
diff --git a/resources/views/layouts/app.blade.php b/resources/views/layouts/app.blade.php
index 7a4e5f2..fa86edb 100644
--- a/resources/views/layouts/app.blade.php
+++ b/resources/views/layouts/app.blade.php
@@ -47,6 +47,15 @@
 
         @stack('scripts')
         @livewireScripts
+        <script>
+            if ('serviceWorker' in navigator) {
+                navigator.serviceWorker.register('/sw.js').then(function(registration) {
+                    console.log('ServiceWorker registration successful with scope: ', registration.scope);
+                }).catch(function(err) {
+                    console.log('ServiceWorker registration failed: ', err);
+                });
+            }
+        </script>
     </body>
 </html>
 
diff --git a/resources/views/projects/edit.blade.php b/resources/views/projects/edit.blade.php
index c001a4d..4d7cc0d 100644
--- a/resources/views/projects/edit.blade.php
+++ b/resources/views/projects/edit.blade.php
@@ -147,6 +147,10 @@
                     <h2 class="text-xl font-bold mb-2">{{ __('Users') }}</h2>
                     <livewire:project-users :project="$project" />
                 </div>
+                <div class="py-4" x-show="tabActivo === 4">
+                    <h2 class="text-xl font-bold mb-2">{{ __('Companies') }}</h2>
+                    <livewire:project-companies :project="$project" />
+                </div>
             </div>
         </div>
     </div>