Seven-T or 7-TLogo Design Contest Logo Design Contest Contests / Seven-T or 7-T Seven-T or 7-T has selected their winning logo design. For $375 they received 166 designs from 23 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by Lumon Return to Contest Return to Contest Withdrawn New #145 Withdrawn New #144 Discussion No comments yet.