Sutera PetroliumLogo Design Contest Logo Design Contest Contests / Sutera Petrolium Sutera Petrolium has selected their winning logo design. For $475 they received 178 designs from 37 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 losmavros 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 Comment Activity No activity yet.