diff --git a/routes/admin_api.py b/routes/admin_api.py
index 14c6da3..9671dee 100644
--- a/routes/admin_api.py
+++ b/routes/admin_api.py
@@ -282,6 +282,9 @@ def get_contacts(current_user):
         'company': user.company,
         'position': user.position,
         'is_active': user.is_active,
+        'is_admin': user.is_admin,
+        'is_manager': user.is_manager,
+        'role': 'admin' if user.is_admin else 'manager' if user.is_manager else 'user',
         'created_at': user.created_at.isoformat()
     } for user in users])
 
@@ -301,6 +304,9 @@ def get_contact(current_user, user_id):
         'company': user.company,
         'position': user.position,
         'is_active': user.is_active,
+        'is_admin': user.is_admin,
+        'is_manager': user.is_manager,
+        'role': 'admin' if user.is_admin else 'manager' if user.is_manager else 'user',
         'created_at': user.created_at.isoformat()
     })
 
@@ -309,20 +315,26 @@ def get_contact(current_user, user_id):
 @token_required
 def create_contact(current_user):
     data = request.get_json()
-    required_fields = ['username', 'email', 'last_name']
+    required_fields = ['username', 'email', 'last_name', 'role']
     if not all(field in data for field in required_fields):
         return jsonify({'message': 'Missing required fields'}), 400
     
     if User.query.filter_by(email=data['email']).first():
         return jsonify({'message': 'Email already exists'}), 400
     
+    # Validate role
+    if data['role'] not in ['admin', 'manager', 'user']:
+        return jsonify({'message': 'Invalid role'}), 400
+    
     user = User(
         username=data['username'],
         email=data['email'],
         last_name=data['last_name'],
         phone=data.get('phone'),
         company=data.get('company'),
-        position=data.get('position')
+        position=data.get('position'),
+        is_admin=data['role'] == 'admin',
+        is_manager=data['role'] == 'manager'
     )
     user.set_password(data.get('password', 'changeme'))
     
@@ -344,6 +356,13 @@ def update_contact(current_user, user_id):
             return jsonify({'message': 'Email already exists'}), 400
         user.email = data['email']
     
+    # Update role if provided
+    if 'role' in data:
+        if data['role'] not in ['admin', 'manager', 'user']:
+            return jsonify({'message': 'Invalid role'}), 400
+        user.is_admin = data['role'] == 'admin'
+        user.is_manager = data['role'] == 'manager'
+    
     user.username = data.get('username', user.username)
     user.last_name = data.get('last_name', user.last_name)
     user.phone = data.get('phone', user.phone)
diff --git a/templates/main/instance_detail.html b/templates/main/instance_detail.html
index 0d00c08..240ed62 100644
--- a/templates/main/instance_detail.html
+++ b/templates/main/instance_detail.html
@@ -219,6 +219,14 @@
                         <label for="position" class="form-label">Position</label>
                         <input type="text" class="form-control" id="position" name="position">
                     </div>
+                    <div class="mb-3">
+                        <label for="role" class="form-label">Role</label>
+                        <select class="form-select" id="role" name="role" required>
+                            <option value="user">Standard User</option>
+                            <option value="manager">Manager</option>
+                            <option value="admin">Administrator</option>
+                        </select>
+                    </div>
                     <div class="mb-3">
                         <label for="status" class="form-label">Status</label>
                         <select class="form-select" id="status" name="status">
@@ -267,6 +275,14 @@
                         <label for="edit-position" class="form-label">Position</label>
                         <input type="text" class="form-control" id="edit-position" name="position">
                     </div>
+                    <div class="mb-3">
+                        <label for="edit-role" class="form-label">Role</label>
+                        <select class="form-select" id="edit-role" name="role" required>
+                            <option value="user">Standard User</option>
+                            <option value="manager">Manager</option>
+                            <option value="admin">Administrator</option>
+                        </select>
+                    </div>
                     <div class="mb-3">
                         <label for="edit-status" class="form-label">Status</label>
                         <select class="form-select" id="edit-status" name="status">
@@ -682,6 +698,7 @@ async function addContact(event) {
         }
 
         const formData = new FormData(event.target);
+        
         const response = await fetch(`{{ instance.main_url }}/api/admin/contacts`, {
             method: 'POST',
             headers: {
@@ -695,7 +712,8 @@ async function addContact(event) {
                 phone: formData.get('phone'),
                 company: formData.get('company'),
                 position: formData.get('position'),
-                status: formData.get('status')
+                role: formData.get('role'),
+                is_active: formData.get('status') === 'active'
             })
         });
         
@@ -756,6 +774,7 @@ async function editContact(id) {
         document.getElementById('edit-phone').value = contact.phone || '';
         document.getElementById('edit-company').value = contact.company || '';
         document.getElementById('edit-position').value = contact.position || '';
+        document.getElementById('edit-role').value = contact.role;
         document.getElementById('edit-status').value = contact.is_active ? 'active' : 'inactive';
         
         // Show modal
@@ -804,7 +823,8 @@ async function updateContact(event) {
                 phone: formData.get('phone'),
                 company: formData.get('company'),
                 position: formData.get('position'),
-                status: formData.get('status') === 'active'
+                role: formData.get('role'),
+                is_active: formData.get('status') === 'active'
             })
         });