diff --git a/xos/macros.m4 b/xos/macros.m4
deleted file mode 100644
index 49a9b08..0000000
--- a/xos/macros.m4
+++ /dev/null
@@ -1,99 +0,0 @@
-
-# Copyright 2017-present Open Networking Foundation
-#
-# 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.
-
-
-# Note: Tosca derived_from isn't working the way I think it should, it's not
-#    inheriting from the parent template. Until we get that figured out, use
-#    m4 macros do our inheritance
-
-define(xos_base_props,
-            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)
-# Service
-define(xos_base_service_caps,
-            scalable:
-                type: tosca.capabilities.Scalable
-            service:
-                type: tosca.capabilities.xos.Service)
-define(xos_base_service_props,
-            kind:
-                type: string
-                default: generic
-                description: Type of service.
-            view_url:
-                type: string
-                required: false
-                description: URL to follow when icon is clicked in the Service Directory.
-            icon_url:
-                type: string
-                required: false
-                description: ICON to display in the Service Directory.
-            enabled:
-                type: boolean
-                default: true
-            published:
-                type: boolean
-                default: true
-                description: If True then display this Service in the Service Directory.
-            public_key:
-                type: string
-                required: false
-                description: Public key to install into Instances to allows Services to SSH into them.
-            private_key_fn:
-                type: string
-                required: false
-                description: Location of private key file
-            versionNumber:
-                type: string
-                required: false
-                description: Version number of Service.)
-# Subscriber
-define(xos_base_subscriber_caps,
-            subscriber:
-                type: tosca.capabilities.xos.Subscriber)
-define(xos_base_subscriber_props,
-            kind:
-                type: string
-                default: generic
-                description: Kind of subscriber
-            service_specific_id:
-                type: string
-                required: false
-                description: Service specific ID opaque to XOS but meaningful to service)
-define(xos_base_tenant_props,
-            kind:
-                type: string
-                default: generic
-                description: Kind of tenant
-            service_specific_id:
-                type: string
-                required: false
-                description: Service specific ID opaque to XOS but meaningful to service)
-
-# end m4 macros
diff --git a/xos/sdncontroller-onboard.yaml b/xos/sdncontroller-onboard.yaml
deleted file mode 100644
index b5f5ae2..0000000
--- a/xos/sdncontroller-onboard.yaml
+++ /dev/null
@@ -1,33 +0,0 @@
-# Copyright 2017-present Open Networking Foundation
-#
-# 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.
-
-tosca_definitions_version: tosca_simple_yaml_1_0
-
-description: Onboard the SDN-Controller service
-
-imports:
-  - custom_types/xos.yaml
-
-topology_template:
-  node_templates:
-    servicecontroller#sdncontroller:
-      type: tosca.nodes.ServiceController
-      properties:
-          base_url: file:///opt/xos_services/sdn-controller/xos/
-          # The following will concatenate with base_url automatically, if
-          # base_url is non-null.
-          xproto: ./
-          private_key: file:///opt/xos/key_import/mcord_rsa
-          public_key: file:///opt/xos/key_import/mcord_rsa.pub
-
diff --git a/xos/sdncontroller.xproto b/xos/synchronizer/models/sdncontroller.xproto
similarity index 100%
rename from xos/sdncontroller.xproto
rename to xos/synchronizer/models/sdncontroller.xproto
diff --git a/xos/synchronizer/sdncontroller_config.yaml b/xos/synchronizer/sdncontroller_config.yaml
index 95eae7b..5d64988 100644
--- a/xos/synchronizer/sdncontroller_config.yaml
+++ b/xos/synchronizer/sdncontroller_config.yaml
@@ -13,11 +13,16 @@
 # limitations under the License.
 
 
-name: sdncontroller-synchronizer
+name: sdncontroller
 accessor:
   username: xosadmin@opencord.org
   password: "@/opt/xos/services/sdncontroller/credentials/xosadmin@opencord.org"
+required_models:
+  - SDNControllerService
+  - SDNControllerVendor
+  - SDNControllerServiceInstance
 dependency_graph: "/opt/xos/synchronizers/sdncontroller/model-deps"
 steps_dir: "/opt/xos/synchronizers/sdncontroller/steps"
 sys_dir: "/opt/xos/synchronizers/sdncontroller/sys"
+models_dir: "/opt/xos/synchronizers/sdncontroller/models"
 model_policies_dir: "/opt/xos/synchronizers/sdncontroller/model_policies"