Mammoth Maintenance LLCLogo Design Contest Logo Design Contest Contests / Mammoth Maintenance LLC Mammoth Maintenance LLC has selected their winning logo design. For $275 they received 154 designs from 26 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by dqart Return to Contest Return to Contest Withdrawn New #85 Withdrawn Prefers others. #84 Withdrawn Prefers others. #83 Withdrawn Prefers others. #82 Withdrawn Prefers others. #81 Withdrawn Prefers others. #80 Discussion No comments yet.