McCormack Heating & Air, Inc.Logo Design Contest Logo Design Contest Contests / McCormack Heating & Air, Inc. McCormack Heating & Air, Inc. has selected their winning logo design. For $250 they received 50 designs from 17 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by ebonk Return to Contest Return to Contest Withdrawn Prefers others. #44 Withdrawn Prefers others. #43 Withdrawn Prefers others. #42 Discussion No comments yet.