ECOLUMENLogo Design Contest Logo Design Contest Contests / ECOLUMEN ECOLUMEN has selected their winning logo design. For $375 they received 187 designs from 34 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by Peter Return to Contest Return to Contest Withdrawn 8th #145 Withdrawn 9th #143 Withdrawn New #144 Withdrawn New #142 Discussion No comments yet.