diff --git a/synapse/api/constants.py b/synapse/api/constants.py
index 338566439..008ee6472 100644
--- a/synapse/api/constants.py
+++ b/synapse/api/constants.py
@@ -83,3 +83,4 @@ class RejectedReason(object):
 class RoomCreationPreset(object):
     PRIVATE_CHAT = "private_chat"
     PUBLIC_CHAT = "public_chat"
+    TRUSTED_PRIVATE_CHAT = "trusted_private_chat"
diff --git a/synapse/handlers/room.py b/synapse/handlers/room.py
index ac636255c..3364a5de1 100644
--- a/synapse/handlers/room.py
+++ b/synapse/handlers/room.py
@@ -41,6 +41,11 @@ class RoomCreationHandler(BaseHandler):
             "history_visibility": "shared",
             "original_invitees_have_ops": False,
         },
+        RoomCreationPreset.TRUSTED_PRIVATE_CHAT: {
+            "join_rules": JoinRules.INVITE,
+            "history_visibility": "shared",
+            "original_invitees_have_ops": True,
+        },
         RoomCreationPreset.PUBLIC_CHAT: {
             "join_rules": JoinRules.PUBLIC,
             "history_visibility": "shared",