Mark passed away suddenly at the age of 49. Beloved son of Diane Renner (nee Iannuzzi) and Thomas Greer. Father of Kelli and Cherryl. Dear brother of Dawn Greer and Diane Torres (Matt). Nephew of James Iannuzzi, Michael Iannuzzi and Kevin Iannuzzi. He is also survived by his niece Avery Torres and his large extended loving family and friends. Relatives and friends are invited to gather on Saturday 10:00-11:45 AM at Our Lady of Consolation Church, 7051 Tulip St, Philadelphia, PA 19135 followed by his Memorial Service 12 PM. Interment private.