ZennValve, LLCLogo Design Contest Logo Design Contest Contests / ZennValve, LLC ZennValve, LLC has selected their winning logo design. For $575 they received 266 designs from 50 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by shoelist Return to Contest Return to Contest Withdrawn New #47 Withdrawn New #91 Withdrawn New #119 Discussion starte Client #47 can you use more primary colors in the name 10 years ago