Columbia NW HeatingLogo Design Contest Logo Design Contest Contests / Columbia NW Heating Columbia NW Heating has selected their winning logo design. For $375 they received 40 designs from 7 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by jjbq Return to Contest Return to Contest Withdrawn Prefers others. #29 Withdrawn Prefers others. #28 Withdrawn Prefers others. #27 Withdrawn Prefers others. #26 Discussion No comments yet.