diff --git a/Admin/Routes/Web/Backend.php b/Admin/Routes/Web/Backend.php
index 59975ae..635342b 100755
--- a/Admin/Routes/Web/Backend.php
+++ b/Admin/Routes/Web/Backend.php
@@ -1,7 +1,7 @@
 <?php declare(strict_types=1);
 
 use Modules\InvestmentManagement\Controller\BackendController;
-use Modules\InvestmentManagement\Models\PermissionState;
+use Modules\InvestmentManagement\Models\PermissionCategory;
 use phpOMS\Account\PermissionType;
 use phpOMS\Router\RouteVerb;
 
@@ -13,7 +13,7 @@ return [
             'permission' => [
                 'module' => BackendController::MODULE_NAME,
                 'type'  => PermissionType::READ,
-                'state' => PermissionState::INVESTMENT,
+                'state' => PermissionCategory::INVESTMENT,
             ],
         ],
     ],
diff --git a/Models/Investment.php b/Models/Investment.php
new file mode 100644
index 0000000..b2434ce
--- /dev/null
+++ b/Models/Investment.php
@@ -0,0 +1,24 @@
+<?php
+
+use Modules\Admin\Models\Account;
+use phpOMS\Business\Finance\DepreciationType;
+
+class Investment
+{
+    public int $id = 0;
+
+    public string $name = '';
+
+    public int $depreciationType = DepreciationType::STAIGHT_LINE;
+
+    public array $objects = [];
+
+    /**
+     * Income
+     */
+    public array $ammortization = [];
+
+    public Account $createdBy;
+
+    public array $attributeTypes = [];
+}
diff --git a/Models/InvestmentObject.php b/Models/InvestmentObject.php
new file mode 100644
index 0000000..7d83855
--- /dev/null
+++ b/Models/InvestmentObject.php
@@ -0,0 +1,27 @@
+<?php
+
+use phpOMS\Business\Finance\DepreciationType;
+
+class InvestmentObject
+{
+    public int $id = 0;
+
+    public string $productName = '';
+
+    public string $description = '';
+
+    public int $supplier = 0;
+
+    public string $supplierName = '';
+
+    public string $productLink = '';
+
+    /**
+     * Costs / Revenue
+     */
+    public array $money = [];
+
+    public bool $approved = false;
+
+    public array $attributes = [];
+}
diff --git a/Models/InvestmentStatus.php b/Models/InvestmentStatus.php
new file mode 100644
index 0000000..ad9765a
--- /dev/null
+++ b/Models/InvestmentStatus.php
@@ -0,0 +1,36 @@
+<?php
+/**
+ * Karaka
+ *
+ * PHP Version 8.1
+ *
+ * @package   Modules\InvestmentManagement\Models
+ * @copyright Dennis Eichhorn
+ * @license   OMS License 2.0
+ * @version   1.0.0
+ * @link      https://jingga.app
+ */
+declare(strict_types=1);
+
+namespace Modules\InvestmentManagement\Models;
+
+use phpOMS\Stdlib\Base\Enum;
+
+/**
+ * Investment status enum.
+ *
+ * @package Modules\InvestmentManagement\Models
+ * @license OMS License 2.0
+ * @link    https://jingga.app
+ * @since   1.0.0
+ */
+abstract class InvestmentStatus extends Enum
+{
+    public const DRAFT = 1;
+
+    public const OPEN = 2;
+
+    public const APPROVED = 3;
+
+    public const DENIED = 4;
+}
diff --git a/Models/Money.php b/Models/Money.php
new file mode 100644
index 0000000..d960daa
--- /dev/null
+++ b/Models/Money.php
@@ -0,0 +1,22 @@
+<?php
+
+use phpOMS\Business\Finance\DepreciationType;
+use phpOMS\Stdlib\Base\FloatInt;
+
+class Money {
+    public int $id = 0;
+
+    public string $name = '';
+
+    public int $depreciationType = DepreciationType::STAIGHT_LINE;
+
+    public int $depreciationDuration = 0;
+
+    public FloatInt $amount;
+
+    public FloatInt $residualValue;
+
+    public MoneyType $moneyType;
+
+    public bool $recurring = false;
+}
\ No newline at end of file
diff --git a/Models/MoneyType.php b/Models/MoneyType.php
new file mode 100644
index 0000000..a2aa494
--- /dev/null
+++ b/Models/MoneyType.php
@@ -0,0 +1,16 @@
+<?php
+
+use phpOMS\Localization\BaseStringL11n;
+
+class MoneyType
+{
+    public int $id = 0;
+
+    public string $name = '';
+
+    public BaseStringL11n $content;
+
+    public bool $cost = true;
+
+    public bool $recurring = false;
+}
diff --git a/Models/PermissionState.php b/Models/PermissionCategory.php
similarity index 92%
rename from Models/PermissionState.php
rename to Models/PermissionCategory.php
index 5ae23f3..17612ea 100755
--- a/Models/PermissionState.php
+++ b/Models/PermissionCategory.php
@@ -24,7 +24,7 @@ use phpOMS\Stdlib\Base\Enum;
  * @link    https://orange-management.org
  * @since   1.0.0
  */
-abstract class PermissionState extends Enum
+abstract class PermissionCategory extends Enum
 {
     public const INVESTMENT = 1;
 }