diff --git a/barbican/objects/order.py b/barbican/objects/order.py
new file mode 100644
index 000000000..227e96300
--- /dev/null
+++ b/barbican/objects/order.py
@@ -0,0 +1,95 @@
+#    Copyright 2018 Fujitsu.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+from oslo_versionedobjects import base as object_base
+
+from barbican.model import models
+from barbican.model import repositories as repos
+from barbican.objects import base
+from barbican.objects import fields
+
+
+class OrderType(object):
+    KEY = 'key'
+    ASYMMETRIC = 'asymmetric'
+    CERTIFICATE = 'certificate'
+
+    @classmethod
+    def is_valid(cls, order_type):
+        """Tests if a order type is a valid one."""
+        return order_type in cls.__dict__
+
+
+class OrderStatus(object):
+    def __init__(self, id, message):
+        self.id = id
+        self.message = message
+
+
+@object_base.VersionedObjectRegistry.register
+class Order(base.BarbicanObject, base.BarbicanPersistentObject,
+            object_base.VersionedObjectDictCompat):
+    """This class represents Order object"""
+
+    fields = {
+        'type': fields.StringField(default='key'),
+        'project_id': fields.StringField(),
+        'error_status_code': fields.StringField(nullable=True, default=None),
+        'error_reason': fields.StringField(nullable=True, default=None),
+        'meta': fields.JsonField(nullable=True, default=None),
+        'secret_id': fields.StringField(nullable=True, default=None),
+        'container_id': fields.StringField(nullable=True, default=None),
+        'sub_status': fields.StringField(nullable=True, default=None),
+        'sub_status_message': fields.StringField(nullable=True, default=None),
+        'creator_id': fields.StringField(nullable=True, default=None),
+        'order_plugin_metadata': fields.DictOfObjectsField(
+            'OrderPluginMetadatum', nullable=True, default=dict()),
+        'order_barbican_metadata': fields.DictOfObjectsField(
+            'OrderBarbicanMetadatum', nullable=True, default=dict())
+
+    }
+
+    db_model = models.Order
+    db_repo = repos.get_order_repository()
+    synthetic_fields = ['order_plugin_metadata', 'order_barbican_metadata']
+
+    @classmethod
+    def get_by_create_date(cls, external_project_id, offset_arg=None,
+                           limit_arg=None, meta_arg=None,
+                           suppress_exception=False, session=None):
+        """Returns a list of orders
+
+        The list is ordered by the date they were created at and paged
+        based on the offset and limit fields.
+        :param external_project_id: The keystone id for the project.
+        :param offset_arg: The entity number where the query result should
+                           start.
+        :param limit_arg: The maximum amount of entities in the result set.
+        :param meta_arg: Optional meta field used to filter results.
+        :param suppress_exception: Whether NoResultFound exceptions should be
+                                   suppressed.
+        :param session: SQLAlchemy session object.
+        :returns: Tuple consisting of
+                  (list_of_entities, offset, limit, total).
+        """
+        entities_db, offset, limit, total = cls.db_repo.get_by_create_date(
+            external_project_id,
+            offset_arg=offset_arg,
+            limit_arg=limit_arg,
+            meta_arg=meta_arg,
+            suppress_exception=suppress_exception,
+            session=session
+        )
+        entities = [cls()._from_db_object(entity_db)
+                    for entity_db in entities_db]
+        return entities, offset, limit, total
diff --git a/barbican/objects/order_barbican_metadatum.py b/barbican/objects/order_barbican_metadatum.py
new file mode 100644
index 000000000..b87e7e667
--- /dev/null
+++ b/barbican/objects/order_barbican_metadatum.py
@@ -0,0 +1,35 @@
+#    Copyright 2018 Fujitsu.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+from oslo_versionedobjects import base as object_base
+
+from barbican.model import models
+from barbican.model import repositories as repos
+from barbican.objects import base
+from barbican.objects import fields
+
+
+@object_base.VersionedObjectRegistry.register
+class OrderBarbicanMetadatum(base.BarbicanObject,
+                             base.BarbicanPersistentObject,
+                             object_base.VersionedObjectDictCompat):
+    """This class represents OrderBarbicanMetadatum object"""
+
+    fields = {
+        'order_id': fields.StringField(),
+        'key': fields.StringField(),
+        'value': fields.StringField()
+    }
+
+    db_model = models.OrderBarbicanMetadatum
+    db_repo = repos.get_order_barbican_meta_repository()
diff --git a/barbican/objects/order_plugin_metadatum.py b/barbican/objects/order_plugin_metadatum.py
new file mode 100644
index 000000000..c1c83afa2
--- /dev/null
+++ b/barbican/objects/order_plugin_metadatum.py
@@ -0,0 +1,34 @@
+#    Copyright 2018 Fujitsu.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+from oslo_versionedobjects import base as object_base
+
+from barbican.model import models
+from barbican.model import repositories as repos
+from barbican.objects import base
+from barbican.objects import fields
+
+
+@object_base.VersionedObjectRegistry.register
+class OrderPluginMetadatum(base.BarbicanObject, base.BarbicanPersistentObject,
+                           object_base.VersionedObjectDictCompat):
+    """This class represents OrderPluginMetadatum object"""
+
+    fields = {
+        'order_id': fields.StringField(),
+        'key': fields.StringField(),
+        'value': fields.StringField()
+    }
+
+    db_model = models.OrderPluginMetadatum
+    db_repo = repos.get_order_plugin_meta_repository()
diff --git a/barbican/objects/order_retry_task.py b/barbican/objects/order_retry_task.py
new file mode 100644
index 000000000..521ebe813
--- /dev/null
+++ b/barbican/objects/order_retry_task.py
@@ -0,0 +1,48 @@
+#    Copyright 2018 Fujitsu.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+from oslo_versionedobjects import base as object_base
+
+from barbican.common import utils
+from barbican.model import models
+from barbican.model import repositories as repos
+from barbican.objects import base
+from barbican.objects import fields
+
+
+class OrderRetryTask(base.BarbicanObject, base.BarbicanPersistentObject,
+                     object_base.VersionedObjectDictCompat):
+    fields = {
+        'id': fields.StringField(default=utils.generate_uuid()),
+        'order_id': fields.StringField(),
+        'retry_task': fields.StringField(),
+        'retry_at': fields.DateTimeField(nullable=True, default=None),
+        'retry_args': fields.JsonField(),
+        'retry_kwargs': fields.JsonField(),
+        'retry_count': fields.IntegerField(default=0)
+    }
+
+    db_model = models.OrderRetryTask
+    db_repo = repos.get_order_retry_tasks_repository()
+
+    @classmethod
+    def get_by_create_date(cls, only_at_or_before_this_date=None,
+                           offset_arg=None, limit_arg=None,
+                           suppress_exception=False,
+                           session=None):
+        entities_db, offset, limit, total = cls.db_repo.get_by_create_date(
+            only_at_or_before_this_date, offset_arg, limit_arg,
+            suppress_exception, session)
+        entities = [cls()._from_db_object(entity_db)
+                    for entity_db in entities_db]
+        return entities, offset, limit, total