diff --git a/msa_sdk/order_stack.py b/msa_sdk/order_stack.py
new file mode 100644
index 00000000..c23a5f68
--- /dev/null
+++ b/msa_sdk/order_stack.py
@@ -0,0 +1,76 @@
+"""Module Orderstack."""
+
+import json
+
+from msa_sdk.device import Device
+
+
+class OrderStack(Device):
+    """Class OrderStack."""
+
+    def __init__(self, device_id):
+        """Initialize."""
+        Device.__init__(self, device_id=device_id)
+        self.api_path = '/orderstack'
+    
+
+    def add_command_in_stack(self, command: str, params,
+                     timeout=300) -> None:
+        """
+
+        To push multiple commands in a stack.
+
+        Parameters
+        -----------
+        command: String
+                CRUID method in microservice to add to the stack.
+
+        params: dict
+                Parameters in a dict format:
+
+                {
+                    "simple_firewall": {
+                        "1": {
+                                "object_id": "1",
+                                "src_ip": "3.4.5.7",
+                                "dst_port": "44"
+                        },
+                        "2": {
+                                "object_id": "2",
+                                "src_ip": "3.4.5.6",
+                                "dst_port": "42"
+                        }
+                }
+                timeout:  int timeout in sec (300 secondes by default)
+
+        Returns
+        --------
+        None
+
+        """
+        self.action = 'Adds a command in the stack'
+        self.path = '{}/command/{}/{}'.format(self.api_path,
+                                              self.device_id,
+                                              command)
+        self._call_put(params, timeout)
+
+
+    def apply_command_stacked(self, timeout=300) -> None:
+        """
+        Execute all the commands stacked for the device.
+        
+        Parameters
+        -----------
+        device_id: int
+                Id of the device.
+        timeout: int
+                Timeout in seconds (300 seconds by default)
+        Returns
+        -------
+        None
+
+        """
+        self.action = 'Execute all the commands stacked for the device'
+        self.path = '{}/execute/{}'.format(self.api_path, self.device_id)
+
+        self._call_post(timeout=timeout)
diff --git a/tests/test_order_stack.py b/tests/test_order_stack.py
new file mode 100644
index 00000000..8663c964
--- /dev/null
+++ b/tests/test_order_stack.py
@@ -0,0 +1,42 @@
+"""
+Test Order Stack
+"""
+import json
+from unittest.mock import patch
+
+import pytest
+from util import orderstack_fixture  # pylint: disable=unused-import
+
+
+@patch('msa_sdk.device.Device.read')
+def test_add_command_in_stack(_, orderstack_fixture):
+    """
+    Test Add command in the stack
+    """
+
+    local_path_command_stack = '/orderstack/command/21594/UPDATE'
+
+    with patch('msa_sdk.msa_api.MSA_API._call_put') as mock_call_put:
+        orderstack = orderstack_fixture
+        orderstack.add_command_in_stack('UPDATE', {"1": {"subnet": "mySubnet1"}, "2": {"subnet": "mySubnet2"}}, 50)
+
+        assert orderstack.path == local_path_command_stack
+
+        mock_call_put.assert_called_once_with({"1": {"subnet": "mySubnet1"}, "2": {"subnet": "mySubnet2"}}, 50)
+        
+
+@patch('msa_sdk.device.Device.read')
+def test_apply_command_stacked(_, orderstack_fixture):
+    """
+    Test Apply command in the stack
+    """
+
+    local_path_apply = '/orderstack/execute/21594'
+
+    with patch('msa_sdk.msa_api.MSA_API._call_post') as mock_call_post:
+        orderstack = orderstack_fixture
+        orderstack.apply_command_stacked(timeout=50)
+
+        assert orderstack.path == local_path_apply
+
+        mock_call_post.assert_called_once_with(timeout=50)
diff --git a/tests/util.py b/tests/util.py
index 18cf8e77..ff9dd7df 100644
--- a/tests/util.py
+++ b/tests/util.py
@@ -11,6 +11,7 @@
 from msa_sdk.device import Device
 from msa_sdk.orchestration import Orchestration
 from msa_sdk.order import Order
+from msa_sdk.order_stack import OrderStack
 from msa_sdk.profile import Profile
 from msa_sdk.repository import Repository
 
@@ -224,6 +225,21 @@ def order_fixture():
     return order
 
 
+@pytest.fixture
+def orderstack_fixture():
+    """Orderstack fixture."""
+    with patch('requests.post') as mock_post:
+        mock_post.return_value.json.return_value = {'token': '12345qwert'}
+
+        with patch('requests.get') as mock_call_get:
+            mock_call_get.return_value.text = device_info()
+
+            with patch('msa_sdk.msa_api.host_port') as mock_host_port:
+                mock_host_port.return_value = ('api_hostname', '8080')
+                orderstack = OrderStack(1234)
+    return orderstack
+
+
 @pytest.fixture
 def customer_fixture():
     """Create Customer fixture."""