Plastiblok, LLCLogo Design Contest Logo Design Contest Contests / Plastiblok, LLC Plastiblok, LLC has selected their winning logo design. For $350 they received 154 designs from 24 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by loharub Return to Contest Return to Contest New #136 Discussion No comments yet.