Global Sustainability AGLogo Design Contest Logo Design Contest Contests / Global Sustainability AG Global Sustainability AG has selected their winning logo design. For $375 they received 124 designs from 20 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by cdinucci Return to Contest Return to Contest Withdrawn New #82 Withdrawn New #85 Withdrawn Prefers others. #83 Discussion No comments yet.