diff --git a/plstackapi/core/models/slice.py b/plstackapi/core/models/slice.py
new file mode 100644
index 0000000..24c44a6
--- /dev/null
+++ b/plstackapi/core/models/slice.py
@@ -0,0 +1,76 @@
+import os
+from django.db import models
+from plstackapi.core.models import PlCoreBase
+from plstackapi.core.models import Site
+from plstackapi.core.models import User
+from plstackapi.core.models import Role
+from plstackapi.core.models import DeploymentNetwork
+
+from plstackapi.openstack.driver import OpenStackDriver
+
+# Create your models here.
+
+class Slice(PlCoreBase):
+    tenant_id = models.CharField(max_length=200, help_text="Keystone tenant id")
+    name = models.CharField(help_text="The Name of the Slice", max_length=80)
+    enabled = models.BooleanField(default=True, help_text="Status for this Slice")
+    SLICE_CHOICES = (('plc', 'PLC'), ('delegated', 'Delegated'), ('controller','Controller'), ('none','None'))
+    instantiation = models.CharField(help_text="The instantiation type of the slice", max_length=80, choices=SLICE_CHOICES)
+    omf_friendly = models.BooleanField()
+    description=models.TextField(blank=True,help_text="High level description of the slice and expected activities", max_length=1024)
+    slice_url = models.URLField(blank=True, max_length=512)
+    site = models.ForeignKey(Site, related_name='slices', help_text="The Site this Node belongs too")
+    network_id = models.CharField(max_length=256, help_text="Quantum network")
+    router_id = models.CharField(max_length=256, help_text="Quantum router id")
+
+    def __unicode__(self):  return u'%s' % (self.name)
+
+    def save(self, *args, **kwds):
+        # sync keystone tenant
+        driver  = OpenStackDriver()
+
+        if not self.id:
+            tenant = driver.create_tenant(tenant_name=self.name,
+                                          description=self.description,
+                                          enabled=self.enabled)
+            self.tenant_id = tenant.id
+            
+            # create a network  
+            network = driver.create_network(name=self.name)
+            self.network_id = network['id']        
+            # create router
+            router = driver.create_router(name=self.name)
+            self.router_id = router['id']     
+
+/bin/sh: 1: command not found
+            # update record
+            self.driver.update_tenant(self.tenant_id, name=self.name,
+                                      description=self.description, enabled=self.enabled)
+        super(Slice, self).save(*args, **kwds)
+
+    def delete(self, *args, **kwds):
+        # delete keystone tenant
+        driver  = OpenStackDriver()
+        driver.delete_tenant(self.tenant_id)
+        super(Slice, self).delete(*args, **kwds)
+
+class SliceMembership(PlCoreBase):
+    user = models.ForeignKey('User', related_name='slice_memberships')
+    slice = models.ForeignKey('Slice', related_name='slice_memberships')
+    role = models.ForeignKey('Role')
+
+    def __unicode__(self):  return u'%s %s %s' % (self.slice, self.user, self.role)
+
+    def save(self, *args, **kwds):
+        driver  = OpenStackDriver()
+        driver.add_user_role(user_id=user.user_id,
+                             tenant_id=slice.tenant_id,
+                             role_name=role.name)
+        super(SliceMembership, self).save(*args, **kwds)
+
+    def delete(self, *args, **kwds):
+        driver = OpenStackDriver()
+        driver.delete_user_role(user_id=user.user_id,
+                                tenant_id=slice.tenant_id,
+                                role_name=role.name)
+        super(SliceMembership, self).delete(*args, **kwds)