diff --git a/app/Authentication/Classes/CustomProfile/Repository/CustomProfileRepository.php b/app/Authentication/Classes/CustomProfile/Repository/CustomProfileRepository.php
old mode 100755
new mode 100644
index f0dea58..f6d27e8
--- a/app/Authentication/Classes/CustomProfile/Repository/CustomProfileRepository.php
+++ b/app/Authentication/Classes/CustomProfile/Repository/CustomProfileRepository.php
@@ -3,8 +3,6 @@
 use Illuminate\Database\Eloquent\ModelNotFoundException;
 use Illuminate\Support\Facades\DB;
 use Illuminate\Support\Facades\Event;
-use LaravelAcl\Authentication\Models\ProfileField;
-use LaravelAcl\Authentication\Models\ProfileFieldType;
 
 /**
  * Class CustomProfileRepository
@@ -15,21 +13,38 @@ class CustomProfileRepository
 {
     protected $profile_id;
 
+    protected static $profile_field = 'LaravelAcl\Authentication\Models\ProfileField';
+    protected static $profile_field_type = 'LaravelAcl\Authentication\Models\ProfileFieldType';
+
+    protected static $profile_field_model = NULL;
+    protected static $profile_field_type_model = NULL;
+
+
     public function __construct($profile_id)
     {
+        $config = config('cartalyst.sentry');
+        if (isset($config['profile_field']) && isset($config['profile_field']['model'])) {
+            self::$profile_field = $config['profile_field']['model'];
+        }
+        if (isset($config['profile_field_type']) && isset($config['profile_field_type']['model'])) {
+            self::$profile_field_type = $config['profile_field_type']['model'];
+        }
+        self::$profile_field_model = new self::$profile_field;
+        self::$profile_field_type_model = new self::$profile_field_type;
+
         $this->profile_id = is_array($profile_id) ? array_shift($profile_id) : $profile_id;
     }
 
     public static function getAllTypes()
     {
-        return ProfileFieldType::all();
+        return self::$profile_field_type_model->all();
     }
 
     public static function addNewType($description)
     {
         // firing event so it can get catched for permission handling
         Event::fire('customprofile.creating');
-        $profile_field_type = ProfileFieldType::create(["description" => $description]);
+        $profile_field_type = self::$profile_field_type_model->create(["description" => $description]);
 
         return $profile_field_type;
     }
@@ -38,7 +53,7 @@ public static function deleteType($id)
     {
         // firing event so it can get catched for permission handling
         Event::fire('customprofile.deleting');
-        $success = ProfileFieldType::findOrFail($id)->delete();
+        $success = self::$profile_field_type_model->findOrFail($id)->delete();
 
         return $success;
     }
@@ -64,7 +79,7 @@ public function setField($profile_type_field_id, $field_value)
      */
     protected function createNewField($profile_type_field_id, $field_value)
     {
-        return ProfileField::create([
+        return self::$profile_field_model->create([
                                     "profile_id"            => $this->profile_id,
                                     "profile_field_type_id" => $profile_type_field_id,
                                     "value"                 => $field_value
@@ -90,7 +105,7 @@ public function getAllTypesWithValues()
 
     public function getAllFields()
     {
-        return ProfileField::where('profile_id','=',$this->profile_id)
+        return self::$profile_field_model->where('profile_id','=',$this->profile_id)
                 ->get();
     }
     
@@ -101,7 +116,7 @@ public function getAllFields()
      */
     public function findField($profile_type_field_id)
     {
-        return ProfileField::where('profile_id', '=', $this->profile_id)
+        return  self::$profile_field_model->where('profile_id', '=', $this->profile_id)
                 ->where('profile_field_type_id', '=', $profile_type_field_id)
                 ->firstOrFail();
     }
diff --git a/app/Authentication/Controllers/PermissionController.php b/app/Authentication/Controllers/PermissionController.php
old mode 100755
new mode 100644
index 228d43c..7e824a6
--- a/app/Authentication/Controllers/PermissionController.php
+++ b/app/Authentication/Controllers/PermissionController.php
@@ -44,7 +44,7 @@ public function editPermission(Request $request)
         }
         catch(JacopoExceptionsInterface $e)
         {
-            $obj = new Permission;
+            $obj = $this->r->getModel();
         }
 
         return View::make('laravel-authentication-acl::admin.permission.edit')->with(["permission" => $obj]);
diff --git a/app/Authentication/Controllers/UserController.php b/app/Authentication/Controllers/UserController.php
old mode 100755
new mode 100644
index c61e276..10e3da2
--- a/app/Authentication/Controllers/UserController.php
+++ b/app/Authentication/Controllers/UserController.php
@@ -15,7 +15,6 @@
 use LaravelAcl\Authentication\Services\UserProfileService;
 use LaravelAcl\Authentication\Validators\UserProfileAvatarValidator;
 use LaravelAcl\Library\Exceptions\NotFoundException;
-use LaravelAcl\Authentication\Models\User;
 use LaravelAcl\Authentication\Helpers\FormHelper;
 use LaravelAcl\Authentication\Exceptions\UserNotFoundException;
 use LaravelAcl\Authentication\Validators\UserValidator;
@@ -71,7 +70,7 @@ public function editUser(Request $request)
             $user = $this->user_repository->find($request->get('id'));
         } catch(JacopoExceptionsInterface $e)
         {
-            $user = new User;
+            $user = $this->user_repository->getModel();
         }
         $presenter = new UserPresenter($user);
 
diff --git a/app/Authentication/Presenters/Traits/PermissionTrait.php b/app/Authentication/Presenters/Traits/PermissionTrait.php
old mode 100755
new mode 100644
index 84a2f60..226a8d3
--- a/app/Authentication/Presenters/Traits/PermissionTrait.php
+++ b/app/Authentication/Presenters/Traits/PermissionTrait.php
@@ -15,7 +15,7 @@ trait PermissionTrait
      */
     public function permissions_obj($model = null)
     {
-        $model = $model ? $model : new Permission;
+        $model = $model ? $model : $this->getPermissionModel();
         $objs = [];
         $permissions = $this->resource->permissions;
         if(! empty($permissions) ) foreach ($permissions as $permission => $status)
@@ -24,4 +24,13 @@ public function permissions_obj($model = null)
         }
         return $objs;
     }
-} 
\ No newline at end of file
+
+    public function getPermissionModel(){
+        $config = config('cartalyst.sentry');
+        if (isset($config['permission']) && isset($config['permission']['model'])) {
+            return new $config['permission']['model'];
+        }
+
+        return new Permission;
+    }
+}
\ No newline at end of file
diff --git a/app/Authentication/Repository/EloquentPermissionRepository.php b/app/Authentication/Repository/EloquentPermissionRepository.php
old mode 100755
new mode 100644
index 48fd08c..96f8706
--- a/app/Authentication/Repository/EloquentPermissionRepository.php
+++ b/app/Authentication/Repository/EloquentPermissionRepository.php
@@ -14,6 +14,8 @@ class EloquentPermissionRepository extends EloquentBaseRepository
     protected $group_repo;
     protected $user_repo;
 
+    protected $permissions_model = 'LaravelAcl\Authentication\Models\Permission';
+
     public function __construct()
     {
         $this->group_repo = App::make('group_repository');
@@ -22,7 +24,11 @@ public function __construct()
         Event::listen(['repository.deleting','repository.updating'], '\LaravelAcl\Authentication\Repository\EloquentPermissionRepository@checkIsNotAssociatedToAnyUser');
         Event::listen(['repository.deleting','repository.updating'], '\LaravelAcl\Authentication\Repository\EloquentPermissionRepository@checkIsNotAssociatedToAnyGroup');
 
-        return parent::__construct(new Permission);
+        $config = config('cartalyst.sentry');
+        if (isset($config['permission']) && isset($config['permission']['model'])) {
+            $this->permissions_model = $config['permission']['model'];
+        }
+        return parent::__construct(new $this->permissions_model);
     }
 
     /**
diff --git a/app/Authentication/Repository/EloquentUserProfileRepository.php b/app/Authentication/Repository/EloquentUserProfileRepository.php
old mode 100755
new mode 100644
index 17ee94a..91638a6
--- a/app/Authentication/Repository/EloquentUserProfileRepository.php
+++ b/app/Authentication/Repository/EloquentUserProfileRepository.php
@@ -4,11 +4,10 @@
 use LaravelAcl\Authentication\Classes\Images\ImageHelperTrait;
 use LaravelAcl\Authentication\Exceptions\UserNotFoundException;
 use LaravelAcl\Authentication\Exceptions\ProfileNotFoundException;
-use LaravelAcl\Authentication\Models\User;
-use LaravelAcl\Authentication\Models\UserProfile;
 use LaravelAcl\Authentication\Repository\Interfaces\UserProfileRepositoryInterface;
 use LaravelAcl\Library\Repository\EloquentBaseRepository;
 use LaravelAcl\Library\Repository\Interfaces\BaseRepositoryInterface;
+use App;
 
 /**
  * Class EloquentUserProfileRepository
@@ -17,6 +16,10 @@
  */
 class EloquentUserProfileRepository extends EloquentBaseRepository implements UserProfileRepositoryInterface
 {
+    protected $userprofile = 'LaravelAcl\Authentication\Models\UserProfile';
+
+    protected $user_repo;
+
     use ImageHelperTrait;
 
     /**
@@ -24,14 +27,20 @@ class EloquentUserProfileRepository extends EloquentBaseRepository implements Us
      */
     public function __construct()
     {
-        return parent::__construct(new UserProfile);
+        $this->user_repo = App::make('user_repository');
+
+        $config = config('cartalyst.sentry');
+        if (isset($config['users_profile']) && isset($config['users_profile']['model'])) {
+            $this->userprofile = $config['users_profile']['model'];
+        }
+        return parent::__construct(new $this->userprofile);
     }
 
     public function getFromUserId($user_id)
     {
         // checks if the user exists
         try {
-            User::findOrFail($user_id);
+            $this->user_repo->getModel()->findOrFail($user_id);
         } catch (ModelNotFoundException $e) {
             throw new UserNotFoundException;
         }
diff --git a/app/Authentication/Repository/SentryGroupRepository.php b/app/Authentication/Repository/SentryGroupRepository.php
old mode 100755
new mode 100644
index c32d6a1..7f8c1b1
--- a/app/Authentication/Repository/SentryGroupRepository.php
+++ b/app/Authentication/Repository/SentryGroupRepository.php
@@ -10,8 +10,9 @@
 use LaravelAcl\Authentication\Exceptions\UserNotFoundException as NotFoundException;
 use App, Event;
 use Cartalyst\Sentry\Groups\GroupNotFoundException;
+use LaravelAcl\Library\Repository\EloquentBaseRepository;
 
-class SentryGroupRepository implements BaseRepositoryInterface
+class SentryGroupRepository extends EloquentBaseRepository implements BaseRepositoryInterface
 {
     /**
      * Sentry instance
@@ -21,12 +22,19 @@ class SentryGroupRepository implements BaseRepositoryInterface
 
     protected $config_reader;
 
+    protected $groupModel =  \LaravelAcl\Authentication\Models\Group::class;
+
     public function __construct($config_reader = null)
     {
         $this->sentry = App::make('sentry');
         $this->config_reader = $config_reader ? $config_reader : App::make('config');
-    }
 
+        if (method_exists($this->sentry, 'getGroupProvider')) {
+            $this->groupModel = get_class( $this->sentry->getGroupProvider()->createModel());
+        }
+
+        return parent::__construct( new $this->groupModel );
+    }
     /**
      * Create a new object
      *
@@ -95,7 +103,7 @@ public function find($id)
      */
     public function all(array $search_filters = [])
     {
-        $q = new Group;
+        $q = $this->sentry->getGroupProvider()->createModel();
         $q = $this->applySearchFilters($search_filters, $q);
 
         $results_per_page = $this->config_reader->get('acl_base.groups_per_page');
diff --git a/app/Authentication/Repository/SentryUserRepository.php b/app/Authentication/Repository/SentryUserRepository.php
old mode 100755
new mode 100644
index 8e937b2..1f94af8
--- a/app/Authentication/Repository/SentryUserRepository.php
+++ b/app/Authentication/Repository/SentryUserRepository.php
@@ -15,8 +15,6 @@
 use Illuminate\Support\Facades\Config;
 use LaravelAcl\Authentication\Exceptions\UserExistsException;
 use LaravelAcl\Authentication\Exceptions\UserNotFoundException as NotFoundException;
-use LaravelAcl\Authentication\Models\Group;
-use LaravelAcl\Authentication\Models\User;
 use LaravelAcl\Authentication\Repository\Interfaces\UserRepositoryInterface;
 use LaravelAcl\Library\Repository\EloquentBaseRepository;
 
@@ -29,10 +27,22 @@ class SentryUserRepository extends EloquentBaseRepository implements UserReposit
      */
     protected $sentry;
 
+    protected $groupModel =  \LaravelAcl\Authentication\Models\Group::class;
+    protected $userModel =  \LaravelAcl\Authentication\Models\User::class;
+
     public function __construct()
     {
         $this->sentry = App::make('sentry');
-        return parent::__construct(new User);
+
+        if (method_exists($this->sentry, 'getGroupProvider')) {
+            $this->groupModel = get_class( $this->sentry->getGroupProvider()->createModel());
+        }
+
+        if (method_exists($this->sentry, 'getUserProvider')) {
+            $this->userModel = get_class ($this->sentry->getUserProvider()->createModel());
+        }
+
+        return parent::__construct( new $this->userModel );
     }
 
     /**
@@ -110,8 +120,10 @@ public function addGroup($user_id, $group_id)
     {
         try
         {
-            $group = Group::findOrFail($group_id);
-            $user = User::findOrFail($user_id);
+            $group = new $this->groupModel;
+            $group = $group->findOrFail($group_id);
+            $user = $this->find($user_id);
+
             $user->addGroup($group);
         } catch(ModelNotFoundException $e)
         {
@@ -129,8 +141,9 @@ public function removeGroup($user_id, $group_id)
     {
         try
         {
-            $group = Group::findOrFail($group_id);
-            $user = User::findOrFail($user_id);
+            $group = new $this->groupModel;
+            $group = $group->findOrFail($group_id);
+            $user = $this->find($user_id);
             $user->removeGroup($group);
         } catch(ModelNotFoundException $e)
         {
diff --git a/app/Authentication/Repository/UserRepositorySearchFilter.php b/app/Authentication/Repository/UserRepositorySearchFilter.php
old mode 100755
new mode 100644
index ed9dcfd..061bb2b
--- a/app/Authentication/Repository/UserRepositorySearchFilter.php
+++ b/app/Authentication/Repository/UserRepositorySearchFilter.php
@@ -23,6 +23,22 @@ class UserRepositorySearchFilter
     public function __construct($per_page = 5)
     {
         $this->per_page = $per_page;
+        $config = config('cartalyst.sentry');
+        if (isset($config['users']) && isset($config['users']['model'])) {
+            $this->user_table_name = (new $config['users']['model'])->getTable();
+        }
+
+        if (isset($config['users_profile']) && isset($config['users_profile']['model'])) {
+            $this->profile_table_name = (new $config['users_profile']['model'])->getTable();
+        }
+
+        if (isset($config['groups']) && isset($config['groups']['model'])) {
+            $this->groups_table_name = (new $config['groups']['model'])->getTable();
+        }
+
+        if (isset($config['user_groups_pivot_table'])) {
+            $this->user_groups_table_name = $config['user_groups_pivot_table'];
+        }
     }
 
     /**
diff --git a/app/Authentication/Validators/GroupValidator.php b/app/Authentication/Validators/GroupValidator.php
old mode 100755
new mode 100644
index 0bc71e9..1ba3a93
--- a/app/Authentication/Validators/GroupValidator.php
+++ b/app/Authentication/Validators/GroupValidator.php
@@ -3,17 +3,19 @@
 use Event;
 use LaravelAcl\Library\Validators\AbstractValidator;
 
-class GroupValidator  extends AbstractValidator
+class GroupValidator extends AbstractValidator
 {
+    protected static $table_name = 'groups';
+
     protected static $rules = array(
         "name" => ["required"],
     );
 
     public function __construct()
     {
-        Event::listen('validating', function($input)
-        {
-            static::$rules["name"][] = "unique:groups,name,{$input['id']}";
+        Event::listen('validating', function ($input) {
+            $table_name = isset($input['_table_name']) ? $input['_table_name'] : $this::$table_name;
+            static::$rules["name"][] = "unique:{$table_name},name,{$input['id']}";
         });
     }
 } 
\ No newline at end of file
diff --git a/app/Authentication/Validators/PermissionValidator.php b/app/Authentication/Validators/PermissionValidator.php
old mode 100755
new mode 100644
index 9f782ad..82e07ed
--- a/app/Authentication/Validators/PermissionValidator.php
+++ b/app/Authentication/Validators/PermissionValidator.php
@@ -5,6 +5,8 @@
 
 class PermissionValidator extends AbstractValidator
 {
+    protected static $table_name = 'permission';
+
     protected static $rules = array(
         "description" => ["required", "max:255"],
         "permission" => ["required", "max:255"],
@@ -12,9 +14,10 @@ class PermissionValidator extends AbstractValidator
 
     public function __construct()
     {
-        Event::listen('validating', function($input)
-        {
-            static::$rules["permission"][] = "unique:permission,permission,{$input['id']}";
+        Event::listen('validating', function ($input) {
+            $table_name = isset($input['_table_name']) ? $input['_table_name'] : $this::$table_name;
+
+            static::$rules["permission"][] = "unique:{$table_name},permission,{$input['id']}";
         });
     }
 } 
\ No newline at end of file
diff --git a/app/Authentication/Validators/UserValidator.php b/app/Authentication/Validators/UserValidator.php
old mode 100755
new mode 100644
index b55aacf..57b66d6
--- a/app/Authentication/Validators/UserValidator.php
+++ b/app/Authentication/Validators/UserValidator.php
@@ -5,6 +5,8 @@
 
 class UserValidator extends AbstractValidator
 {
+    protected static $table_name = 'users';
+
     protected static $rules = [
         "email" => ["required", "email"],
         "password" => ["confirmed"]
@@ -12,20 +14,16 @@ class UserValidator extends AbstractValidator
 
     public function __construct()
     {
-        Event::listen('validating', function($input)
-        {
+        Event::listen('validating', function ($input) {
             // check if the input comes form the correct form
-            if(!isset($input['form_name']) || $input['form_name']!='user')
+            if (!isset($input['form_name']) || $input['form_name'] != 'user')
                 return true;
-
-            if(empty($input["id"]))
-            {
+            $table_name = isset($input['_table_name']) ? $input['_table_name'] : $this::$table_name;
+            if (empty($input["id"])) {
                 static::$rules["password"][] = "required";
-                static::$rules["email"][] = "unique:users,email";
-            }
-            else
-            {
-                static::$rules["email"][] = "unique:users,email,{$input['id']}";
+                static::$rules["email"][] = "unique:{$table_name},email";
+            } else {
+                static::$rules["email"][] = "unique:{$table_name},email,{$input['id']}";
             }
         });
 
@@ -40,8 +38,8 @@ public function __construct()
     public static function resetStatic()
     {
         static::$rules = [
-                "email" => ["required", "email"],
-                "password" => ["confirmed"]
+            "email" => ["required", "email"],
+            "password" => ["confirmed"]
         ];
     }
 } 
\ No newline at end of file
diff --git a/app/Library/Form/FormModel.php b/app/Library/Form/FormModel.php
old mode 100755
new mode 100644
index 11c0623..06258b6
--- a/app/Library/Form/FormModel.php
+++ b/app/Library/Form/FormModel.php
@@ -50,6 +50,19 @@ public function __construct(ValidatorInterface $validator, $repository)
      */
     public function process(array $input)
     {
+
+        if (method_exists($this->r, 'getModel')) {
+            $model = $this->r->getModel();
+            if ($model instanceof \Illuminate\Database\Eloquent\Model) {
+                $table_name = (new $model)->getTable();
+                if ($table_name) {
+                    $input['_table_name'] = $table_name;
+                }
+            }
+        }
+
+
+
         if($this->v->validate($input))
         {
             Event::fire("form.processing", array($input));
diff --git a/composer.json b/composer.json
old mode 100755
new mode 100644
diff --git a/config/acl_sentry.php b/config/acl_sentry.php
old mode 100755
new mode 100644
index 8fb8d87..cdd64c8
--- a/config/acl_sentry.php
+++ b/config/acl_sentry.php
@@ -137,6 +137,70 @@
 
     ),
 
+    'users_profile' => array(
+
+        /*
+        |--------------------------------------------------------------------------
+        | Model
+        |--------------------------------------------------------------------------
+        |
+        | When using the "eloquent" driver, we need to know which
+        | Eloquent models should be used throughout Sentry.
+        |
+        */
+
+        'model' => 'LaravelAcl\Authentication\Models\UserProfile',
+
+    ),
+
+
+    'profile_field' => array(
+
+        /*
+        |--------------------------------------------------------------------------
+        | Model
+        |--------------------------------------------------------------------------
+        |
+        | When using the "eloquent" driver, we need to know which
+        | Eloquent models should be used throughout Sentry.
+        |
+        */
+
+        'model' => 'LaravelAcl\Authentication\Models\ProfileField',
+
+    ),
+    'profile_field_type' => array(
+
+        /*
+        |--------------------------------------------------------------------------
+        | Model
+        |--------------------------------------------------------------------------
+        |
+        | When using the "eloquent" driver, we need to know which
+        | Eloquent models should be used throughout Sentry.
+        |
+        */
+
+        'model' => 'LaravelAcl\Authentication\Models\ProfileFieldType',
+
+    ),
+
+    'permission' => array(
+
+        /*
+        |--------------------------------------------------------------------------
+        | Model
+        |--------------------------------------------------------------------------
+        |
+        | When using the "eloquent" driver, we need to know which
+        | Eloquent models should be used throughout Sentry.
+        |
+        */
+
+        'model' => 'LaravelAcl\Authentication\Models\Permission',
+
+    ),
+
     /*
     |--------------------------------------------------------------------------
     | User Groups Pivot Table