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Find out how LogoTournament works How LogoTournament works Contest Entries by wolv Return to Contest Return to Contest Withdrawn New #39 Withdrawn New #38 Withdrawn New #37 Withdrawn New #36 Withdrawn New #35 Withdrawn New #34 Withdrawn New #33 Discussion wolv Logo Designer hello, so here are my designs. i want to ask about the old logo, the circle and the box what does it mean? 12 years ago