diff --git a/toxygen/callbacks.py b/toxygen/callbacks.py
index eaf5346..31b50bd 100644
--- a/toxygen/callbacks.py
+++ b/toxygen/callbacks.py
@@ -374,6 +374,29 @@ def video_receive_frame(toxav, friend_number, width, height, y, u, v, ystride, u
     except Exception as ex:
         print(ex)
 
+# -----------------------------------------------------------------------------------------------------------------
+# Callbacks - groups
+# -----------------------------------------------------------------------------------------------------------------
+
+
+def group_invite(tox, friend_number, gc_type, data, length,  user_data):
+    invoke_in_main_thread(Profile.get_instance().group_invite, friend_number, gc_type, data[:length])
+
+
+def group_message(tox, group_number, peer_number, message, length, user_data):
+    invoke_in_main_thread(Profile.get_instance().new_gc_message, group_number,
+                          peer_number, TOX_MESSAGE_TYPE['NORMAL'], message[:length])
+
+
+def group_action(tox, group_number, peer_number, message, length, user_data):
+    invoke_in_main_thread(Profile.get_instance().new_gc_message, group_number,
+                          peer_number, TOX_MESSAGE_TYPE['ACTION'], message[:length])
+
+
+def group_title(tox, group_number, peer_number, title, length, user_data):
+    invoke_in_main_thread(Profile.get_instance().new_gc_title, group_number,
+                          title[:length])
+
 # -----------------------------------------------------------------------------------------------------------------
 # Callbacks - initialization
 # -----------------------------------------------------------------------------------------------------------------
@@ -410,3 +433,9 @@ def init_callbacks(tox, window, tray):
 
     tox.callback_friend_lossless_packet(lossless_packet, 0)
     tox.callback_friend_lossy_packet(lossy_packet, 0)
+
+    tox.callback_group_invite(group_invite)
+    tox.callback_group_message(group_message)
+    tox.callback_group_action(group_action)
+    tox.callback_group_title(group_title)
+    tox.callback_group_namelist_change(group_namelist_change)
diff --git a/toxygen/group_chat.py b/toxygen/group_chat.py
new file mode 100644
index 0000000..acf84e8
--- /dev/null
+++ b/toxygen/group_chat.py
@@ -0,0 +1,19 @@
+import basecontact
+
+
+class GroupChat(basecontact.BaseContact):
+
+    def __init__(self, name, status_message, widget, tox, group_number):
+        super().__init__(name, status_message, widget, None)
+        self._number = group_number
+        self._tox = tox
+
+    def set_name(self, name):
+        self._tox.group_set_title(self._number, name)
+        super().set_name(name)
+
+    def send_message(self, message):
+        self._tox.group_message_send(self._number, message.encode('utf-8'))
+
+    def new_title(self, title):
+        self._name = title