Sentinel Trending & Diagnostics ltdLogo Design Contest Logo Design Contest Contests / Sentinel Trending & Diagnostics ltd Sentinel Trending & Diagnostics ltd has selected their winning logo design. For $300 they received 119 designs from 15 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by SilentNight Return to Contest Return to Contest Withdrawn New #46 Discussion SilentNight Logo Designer Hi.If you have ideas let me know .SilentNight 12 years ago