Quantum WindowsLogo Design Contest Logo Design Contest Contests / Quantum Windows Quantum Windows has selected their winning logo design. For $700 they received 304 designs from 76 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 artomorrow 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 1 Comment Activity artomorrow commented on #120 Q and W shaped like eternity symbol, as the symbol of sustainability of the company 9 years ago