Spectrum Window CleaningLogo Design Contest Logo Design Contest Contests / Spectrum Window Cleaning Spectrum Window Cleaning has selected their winning logo design. For $250 they received 90 designs from 23 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by chris1970 Return to Contest Return to Contest Withdrawn 5th #88 Withdrawn New #85 Discussion No comments yet.