Proof of ConceptLogo Design Contest Logo Design Contest Contests / Proof of Concept Proof of Concept has selected their winning logo design. For $275 they received 114 designs from 15 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 Plamen 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 Withdrawn Prefers others. Withdrawn Prefers others. 1 Withdrawn Prefers others. 1 Comment Activity vegasdowntowner commented on #11 Withdrawn Think edgier, and younger 8 years ago Plamen commented on #10 Withdrawn Hello, Here are my first options. Please don't hesitate to leave a comments and advices. Regards! 8 years ago