diff --git a/plstackapi/core/models/site.py b/plstackapi/core/models/site.py
new file mode 100644
index 0000000..5ec04c4
--- /dev/null
+++ b/plstackapi/core/models/site.py
@@ -0,0 +1,49 @@
+import os
+from django.db import models
+from plstackapi.core.models import PlCoreBase
+from plstackapi.core.models import DeploymentNetwork
+
+from plstackapi.openstack.driver import OpenStackDriver
+
+# Create your models here.
+
+
+class Site(PlCoreBase):
+
+    tenant_id = models.CharField(max_length=200, help_text="Keystone tenant id")
+    name = models.CharField(max_length=200, help_text="Name for this Site")
+    site_url = models.URLField(null=True, blank=True, max_length=512, help_text="Site's Home URL Page")
+    enabled = models.BooleanField(default=True, help_text="Status for this Site")
+    longitude = models.FloatField(null=True, blank=True)
+    latitude = models.FloatField(null=True, blank=True)
+    login_base = models.CharField(max_length=50, unique=True, help_text="Prefix for Slices associated with this Site")
+    is_public = models.BooleanField(default=True, help_text="Indicates the visibility of this site to other members")
+    abbreviated_name = models.CharField(max_length=80)
+
+    deployments = models.ManyToManyField(DeploymentNetwork, blank=True, related_name='sites')
+
+    def __unicode__(self):  return u'%s' % (self.name)
+
+class SitePrivilege(PlCoreBase):
+
+    user = models.ForeignKey('User', related_name='site_privileges')
+    site = models.ForeignKey('Site', related_name='site_privileges')
+    role = models.ForeignKey('Role')
+
+    def __unicode__(self):  return u'%s %s %s' % (self.site, self.user, self.role)
+
+    def save(self, *args, **kwds):
+        driver  = OpenStackDriver()
+        driver.add_user_role(user_id=user.user_id,
+                             tenant_id=site.tenant_id,
+                             role_name=role.name)
+        super(SitePrivilege, self).save(*args, **kwds)
+
+    def delete(self, *args, **kwds):
+        driver = OpenStackDriver()
+        driver.delete_user_role(user_id=user.user_id,
+                                tenant_id=site.tenant_id,
+                                role_name=role.name)
+        super(SitePrivilege, self).delete(*args, **kwds)
+
+