Jet Security SystemsLogo Design Contest Logo Design Contest Contests / Jet Security Systems Jet Security Systems has selected their winning logo design. For $415 they received 310 designs from 36 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by zonpipo Return to Contest Return to Contest Withdrawn New #254 Withdrawn Prefers others. #270 Withdrawn Prefers others. #269 Discussion No comments yet.