diff -r 828f9c9303cf -r 04503227569d src/pyams_content/shared/common/interfaces/__init__.py
--- a/src/pyams_content/shared/common/interfaces/__init__.py	Thu Mar 22 14:50:32 2018 +0100
+++ b/src/pyams_content/shared/common/interfaces/__init__.py	Thu Mar 22 14:52:22 2018 +0100
@@ -148,6 +148,10 @@
                    required=False)
 
 
+class IWfSharedContentFactory(Interface):
+    """Shared content factory interface"""
+
+
 class IWfSharedContentRoles(Interface):
     """Shared content roles"""
 
@@ -186,6 +190,10 @@
     """Workflow managed shared content interface"""
 
 
+class ISharedContentFactory(Interface):
+    """Workflow managed shared content factory interface"""
+
+
 #
 # Shared tool manager security restrictions
 #