Sinex SolutionsLogo Design Contest Logo Design Contest Contests / Sinex Solutions Sinex Solutions has selected their winning logo design. For $275 they received 200 designs from 30 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by hanny Return to Contest Return to Contest Withdrawn Prefers others. #66 Withdrawn Prefers others. #65 Withdrawn Prefers others. #10 Withdrawn Prefers others. #7 Withdrawn Prefers others. #6 Discussion hanny Logo Designer #66 I've created iconic logo S in positive and negative space S 13 years ago