Gulfstream Building Group, IncLogo Design Contest Logo Design Contest Contests / Gulfstream Building Group, Inc Gulfstream Building Group, Inc has selected their winning logo design. For $375 they received 59 designs from 20 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by yonam Return to Contest Return to Contest Withdrawn New #39 Withdrawn New #12 Removed New #56 Discussion No comments yet.