diff --git a/app/Http/Controllers/ClientPortal/SwitchCompanyController.php b/app/Http/Controllers/ClientPortal/SwitchCompanyController.php
new file mode 100644
index 000000000000..aa70285e642b
--- /dev/null
+++ b/app/Http/Controllers/ClientPortal/SwitchCompanyController.php
@@ -0,0 +1,34 @@
+<?php
+
+/**
+ * Invoice Ninja (https://invoiceninja.com)
+ *
+ * @link https://github.com/invoiceninja/invoiceninja source repository
+ *
+ * @copyright Copyright (c) 2020. Invoice Ninja LLC (https://invoiceninja.com)
+ *
+ * @license https://opensource.org/licenses/AAL
+ */
+
+namespace App\Http\Controllers\ClientPortal;
+
+use App\Http\Controllers\Controller;
+use App\Models\ClientContact;
+use App\Utils\Traits\MakesHash;
+
+class SwitchCompanyController extends Controller
+{
+    use MakesHash;
+
+    public function __invoke(string $contact)
+    {
+        $client_contact = ClientContact::query()
+            ->where('user_id', auth()->user()->id)
+            ->where('id', $this->transformKeys($contact))
+            ->first();
+
+        auth('contact')->login($client_contact, true);
+
+        return back();
+    }
+}
diff --git a/app/Http/ViewComposers/PortalComposer.php b/app/Http/ViewComposers/PortalComposer.php
index 597ff721cefa..67c12c19d149 100644
--- a/app/Http/ViewComposers/PortalComposer.php
+++ b/app/Http/ViewComposers/PortalComposer.php
@@ -11,6 +11,7 @@
 
 namespace App\Http\ViewComposers;
 
+use App\Models\ClientContact;
 use App\Utils\TranslationHelper;
 use Illuminate\View\View;
 
@@ -48,6 +49,7 @@ class PortalComposer
         $data['company'] = auth()->user()->company;
         $data['client'] = auth()->user()->client;
         $data['settings'] = auth()->user()->client->getMergedSettings();
+        $data['multiple_contacts'] = ClientContact::where('email', auth('contact')->user()->email)->get();
 
         return $data;
     }
diff --git a/resources/lang/en/texts.php b/resources/lang/en/texts.php
index 63c6ff9a3e6a..5fc427a0d2e5 100644
--- a/resources/lang/en/texts.php
+++ b/resources/lang/en/texts.php
@@ -3204,5 +3204,5 @@ return [
     'view_credit' => 'View Credit',
     'to_view_entity_password' => 'To view the :entity you need to enter password.',
     'showing_x_of' => 'Showing :first to :last out of :total results',
-    'no_results' => 'No results found.'
+    'no_results' => 'No results found.',
 ];
diff --git a/resources/views/portal/ninja2020/components/general/sidebar/header.blade.php b/resources/views/portal/ninja2020/components/general/sidebar/header.blade.php
index 59cce6cd2168..35eefd9e4aac 100644
--- a/resources/views/portal/ninja2020/components/general/sidebar/header.blade.php
+++ b/resources/views/portal/ninja2020/components/general/sidebar/header.blade.php
@@ -1,8 +1,7 @@
 <div class="relative z-10 flex-shrink-0 flex h-16 bg-white shadow" xmlns:x-transition="http://www.w3.org/1999/xhtml">
-    <button @click.stop="sidebarOpen = true"
-            class="px-4 border-r border-gray-200 text-gray-500 focus:outline-none focus:bg-gray-100 focus:text-gray-600 md:hidden">
+    <button @click.stop="sidebarOpen = true" class="px-4 border-r border-gray-200 text-gray-500 focus:outline-none focus:bg-gray-100 focus:text-gray-600 md:hidden">
         <svg class="h-6 w-6" stroke="currentColor" fill="none" viewBox="0 0 24 24">
-            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 6h16M4 12h16M4 18h7"/>
+            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 6h16M4 12h16M4 18h7" />
         </svg>
     </button>
     <div class="flex-1 px-4 flex justify-between">
@@ -12,49 +11,51 @@
                 <div class="relative w-full text-gray-400 focus-within:text-gray-600">
                     <div class="absolute inset-y-0 left-0 flex items-center pointer-events-none">
                         <svg class="h-5 w-5" fill="currentColor" viewBox="0 0 20 20">
-                            <path fill-rule="evenodd" clip-rule="evenodd"
-                                  d="M8 4a4 4 0 100 8 4 4 0 000-8zM2 8a6 6 0 1110.89 3.476l4.817 4.817a1 1 0 01-1.414 1.414l-4.816-4.816A6 6 0 012 8z"/>
+                            <path fill-rule="evenodd" clip-rule="evenodd" d="M8 4a4 4 0 100 8 4 4 0 000-8zM2 8a6 6 0 1110.89 3.476l4.817 4.817a1 1 0 01-1.414 1.414l-4.816-4.816A6 6 0 012 8z" />
                         </svg>
                     </div>
-                    <input id="search_field"
-                           class="block w-full h-full pl-8 pr-3 py-2 rounded-md text-gray-900 placeholder-gray-500 focus:outline-none focus:placeholder-gray-400 sm:text-sm"
-                           placeholder="Search"/>
+                    <input id="search_field" class="block w-full h-full pl-8 pr-3 py-2 rounded-md text-gray-900 placeholder-gray-500 focus:outline-none focus:placeholder-gray-400 sm:text-sm" placeholder="Search" />
                 </div>
             </div>
         </div>
         <div class="ml-4 flex items-center md:ml-6">
-            <button
-                class="p-1 text-gray-400 rounded-full hover:bg-gray-100 hover:text-gray-500 focus:outline-none focus:shadow-outline focus:text-gray-500">
-                <svg class="h-6 w-6" stroke="currentColor" fill="none" viewBox="0 0 24 24">
-                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2"
-                          d="M15 17h5l-1.405-1.405A2.032 2.032 0 0118 14.158V11a6.002 6.002 0 00-4-5.659V5a2 2 0 10-4 0v.341C7.67 6.165 6 8.388 6 11v3.159c0 .538-.214 1.055-.595 1.436L4 17h5m6 0v1a3 3 0 11-6 0v-1m6 0H9"/>
-                </svg>
-            </button>
+            @if($multiple_contacts)
+            <div class="relative inline-block text-left" x-data="{ open: false }">
+                <div>
+                    <span class="rounded shadow-sm">
+                        <button x-on:click="open = !open" x-on:click.away="open = false" type="button" class="inline-flex justify-center w-full rounded-md border border-gray-300 px-4 py-2 bg-white text-sm leading-5 font-medium text-gray-700 hover:text-gray-500 focus:outline-none focus:border-blue-300 focus:shadow-outline-blue active:bg-gray-50 active:text-gray-800 transition ease-in-out duration-150">
+                            <span class="hidden md:block mr-1">{{ auth('contact')->user()->company->present()->name }}</span>
+                            <svg class="md:-mr-1 md:ml-2 h-5 w-5" fill="currentColor" viewBox="0 0 20 20">
+                                <path fill-rule="evenodd" d="M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z" clip-rule="evenodd" />
+                            </svg>
+                        </button>
+                    </span>
+                </div>
+                <div class="origin-top-right absolute right-0 mt-2 w-56 rounded-md shadow-lg" x-show="open">
+                    <div class="rounded bg-white shadow-xs">
+                        <div class="py-1">
+                            @foreach($multiple_contacts as $contact)
+                                <a data-turbolinks="false" href="{{ route('client.switch_company', $contact->hashed_id) }}" class="block px-4 py-2 text-sm leading-5 text-gray-700 hover:bg-gray-100 hover:text-gray-900 focus:outline-none focus:bg-gray-100 focus:text-gray-900">{{ $contact->company->present()->name }}</a>
+                            @endforeach
+                        </div>
+                    </div>
+                </div>
+            </div>
+            @endif
             <div @click.away="open = false" class="ml-3 relative" x-data="{ open: false }">
                 <div>
-                    <button @click="open = !open"
-                            class="max-w-xs flex items-center text-sm rounded-full focus:outline-none focus:shadow-outline">
-                        <img class="h-8 w-8 rounded-full"
-                             src="{{ auth()->user()->avatar() }}"
-                             alt=""/>
+                    <button @click="open = !open" class="max-w-xs flex items-center text-sm rounded-full focus:outline-none focus:shadow-outline">
+                        <img class="h-8 w-8 rounded-full" src="{{ auth()->user()->avatar() }}" alt="" />
                         <span class="ml-2">{{ auth()->user()->present()->name() }}</span>
                     </button>
                 </div>
-                <div x-show="open"
-                     x-transition:enter="transition ease-out duration-100"
-                     x-transition:enter-start="transform opacity-0 scale-95"
-                     x-transition:enter-end="transform opacity-100 scale-100"
-                     x-transition:leave="transition ease-in duration-75"
-                     x-transition:leave-start="transform opacity-100 scale-100"
-                     x-transition:leave-end="transform opacity-0 scale-95"
-                     class="origin-top-right absolute right-0 mt-2 w-48 rounded-md shadow-lg">
+                <div x-show="open" x-transition:enter="transition ease-out duration-100" x-transition:enter-start="transform opacity-0 scale-95" x-transition:enter-end="transform opacity-100 scale-100" x-transition:leave="transition ease-in duration-75" x-transition:leave-start="transform opacity-100 scale-100" x-transition:leave-end="transform opacity-0 scale-95" class="origin-top-right absolute right-0 mt-2 w-48 rounded-md shadow-lg">
                     <div class="py-1 rounded-md bg-white shadow-xs">
-                        <a href="{{ route('client.profile.edit', ['client_contact' => auth()->user()->hashed_id]) }}"
-                           class="block px-4 py-2 text-sm text-gray-700 hover:bg-gray-100 transition ease-in-out duration-150">
+                        <a href="{{ route('client.profile.edit', ['client_contact' => auth()->user()->hashed_id]) }}" class="block px-4 py-2 text-sm text-gray-700 hover:bg-gray-100 transition ease-in-out duration-150">
                             {{ ctrans('texts.profile') }}
                         </a>
-                        <a href="{{ route('client.logout') }}"
-                           class="block px-4 py-2 text-sm text-gray-700 hover:bg-gray-100 transition ease-in-out duration-150">
+
+                        <a href="{{ route('client.logout') }}" class="block px-4 py-2 text-sm text-gray-700 hover:bg-gray-100 transition ease-in-out duration-150">
                             {{ ctrans('texts.logout') }}
                         </a>
                     </div>
@@ -62,4 +63,4 @@
             </div>
         </div>
     </div>
-</div>
+</div>
\ No newline at end of file
diff --git a/routes/client.php b/routes/client.php
index d153c8284b49..cd054d1ad061 100644
--- a/routes/client.php
+++ b/routes/client.php
@@ -50,6 +50,8 @@ Route::group(['middleware' => ['auth:contact','locale'], 'prefix' => 'client', '
     Route::post('document', 'ClientPortal\DocumentController@store')->name('document.store');
     Route::delete('document', 'ClientPortal\DocumentController@destroy')->name('document.destroy');
 
+    Route::get('client/switch_company/{contact}', 'ClientPortal\SwitchCompanyController')->name('switch_company');
+
     Route::get('logout', 'Auth\ContactLoginController@logout')->name('logout');
 });