diff --git a/xos/configurations/common/fixtures.yaml b/xos/configurations/common/fixtures.yaml
index e28b03c..6b3234e 100644
--- a/xos/configurations/common/fixtures.yaml
+++ b/xos/configurations/common/fixtures.yaml
@@ -8,6 +8,10 @@
 topology_template:
   node_templates:
 
+    xos:
+      type: tosca.nodes.XOS
+
+
 # -----------------------------------------------------------------------------
 # Network Parameter Types
 # -----------------------------------------------------------------------------
diff --git a/xos/tosca/custom_types/xos.m4 b/xos/tosca/custom_types/xos.m4
index 473e313..c412176 100644
--- a/xos/tosca/custom_types/xos.m4
+++ b/xos/tosca/custom_types/xos.m4
@@ -6,6 +6,10 @@
 include(macros.m4)
 
 node_types:
+    tosca.nodes.XOS:
+        derived_from: tosca.nodes.Root
+        description: The root of XOS
+
     tosca.nodes.Service:
         derived_from: tosca.nodes.Root
         description: >
@@ -17,6 +21,13 @@
             xos_base_props
             xos_base_service_props
 
+    tosca.nodes.ServiceController:
+        derived_from: tosca.nodes.Root
+        description: >
+            An XOS Service Controller.
+        properties:
+            xos_base_props
+
     tosca.nodes.Tenant:
         derived_from: tosca.nodes.Root
         description: >
diff --git a/xos/tosca/custom_types/xos.yaml b/xos/tosca/custom_types/xos.yaml
index 67d5367..ba4c42b 100644
--- a/xos/tosca/custom_types/xos.yaml
+++ b/xos/tosca/custom_types/xos.yaml
@@ -21,6 +21,10 @@
 
 
 node_types:
+    tosca.nodes.XOS:
+        derived_from: tosca.nodes.Root
+        description: The root of XOS
+
     tosca.nodes.Service:
         derived_from: tosca.nodes.Root
         description: >
@@ -80,6 +84,28 @@
                 required: false
                 description: Version number of Service.
 
+    tosca.nodes.ServiceController:
+        derived_from: tosca.nodes.Root
+        description: >
+            An XOS Service Controller.
+        properties:
+            no-delete:
+                type: boolean
+                default: false
+                description: Do not allow Tosca to delete this object
+            no-create:
+                type: boolean
+                default: false
+                description: Do not allow Tosca to create this object
+            no-update:
+                type: boolean
+                default: false
+                description: Do not allow Tosca to update this object
+            replaces:
+                type: string
+                required: false
+                descrption: Replaces/renames this object
+
     tosca.nodes.Tenant:
         derived_from: tosca.nodes.Root
         description: >
diff --git a/xos/tosca/resources/xosmodel.py b/xos/tosca/resources/xosmodel.py
new file mode 100644
index 0000000..29ee1a1
--- /dev/null
+++ b/xos/tosca/resources/xosmodel.py
@@ -0,0 +1,17 @@
+import os
+import pdb
+import sys
+import tempfile
+sys.path.append("/opt/tosca")
+from translator.toscalib.tosca_template import ToscaTemplate
+
+from core.models import XOS
+
+from xosresource import XOSResource
+
+class XOSXOS(XOSResource):
+    provides = "tosca.nodes.XOS"
+    xos_model = XOS
+
+
+