Central Gulf Marine Trades AssociationLogo Design Contest Logo Design Contest Contests / Central Gulf Marine Trades Association Central Gulf Marine Trades Association has selected their winning logo design. For $350 they received 66 designs from 16 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by x-ray [G3K] Return to Contest Return to Contest Withdrawn New #59 Discussion No comments yet.