Advance CleantechLogo Design Contest Logo Design Contest Contests / Advance Cleantech Advance Cleantech has selected their winning logo design. For $275 they received 63 designs from 22 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by dee.signator Return to Contest Return to Contest Withdrawn Prefers others. #28 Discussion dee.signator Logo Designer please, maybe you would want to double check the uploaded files.the company logo is not attached .Maybe this will help the other designers as well. Thanks a lot 10 years ago