JamFlowLogo Design Contest Logo Design Contest Contests / JamFlow JamFlow has selected their winning logo design. For $375 they received 81 designs from 15 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Find out how LogoTournament works How LogoTournament works Contest Entries by Lumon Return to Contest Return to Contest Withdrawn 10th #6 Withdrawn Prefers others. #24 Discussion No comments yet.