MataRock 3D InvestmentLogo Design Contest Logo Design Contest Contests / MataRock 3D Investment MataRock 3D Investment has selected their winning logo design. For $375 they received 91 designs from 18 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by origo Return to Contest Return to Contest Withdrawn New #55 Discussion No comments yet.