Clean Zone MarketingLogo Design Contest Logo Design Contest Contests / Clean Zone Marketing Clean Zone Marketing has selected their winning logo design. For $275 they received 125 designs from 35 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by ochim Return to Contest Return to Contest New #30 Withdrawn Prefers others. #29 Withdrawn Prefers others. #26 Withdrawn Prefers others. #10 Discussion No comments yet.