Advance CleantechLogo Design Contest Logo Design Contest Contests / Advance Cleantech Advance Cleantech has selected their winning logo design. For $275 they received 77 designs from 27 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by jesicastudio Return to Contest Return to Contest Prefers others. #47 Prefers others. #46 Prefers others. #45 Discussion No comments yet.