Turnstone BiologicsLogo Design Contest Logo Design Contest Contests / Turnstone Biologics Turnstone Biologics has selected their winning logo design. For $575 they received 156 designs from 34 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 grafixsphere Return to Contest Return to Contest Comment Activity Order by Ranking Entry Number Comment Activity To leave a comment please click on the logo. Withdrawn 10th Withdrawn New Comment Activity No activity yet.