512Cleaning.comLogo Design Contest Logo Design Contest Contests / 512Cleaning.com 512Cleaning.com has selected their winning logo design. For $675 they received 441 designs from 50 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Annotation Delete We are sorry, but the time to edit this annotation has expired. Save Cancel Entries by nong Return to Contest Return to Contest Comment Activity Order by Ranking Entry Number Comment Activity To leave a comment please click on the logo. New New New New New New Prefers others. Withdrawn Prefers others. Comment Activity No activity yet.