Keystone Quality InstituteLogo Design Contest Logo Design Contest Contests / Keystone Quality Institute Keystone Quality Institute has selected their winning logo design. For $275 they received 46 designs from 14 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by Nibiru Return to Contest Return to Contest Withdrawn New #33 Withdrawn New #32 Withdrawn Prefers others. #34 Discussion No comments yet.