Eco Sound Builders, LLCLogo Design Contest Logo Design Contest Contests / Eco Sound Builders, LLC Eco Sound Builders, LLC has selected their winning logo design. For $400 they received 224 designs from 45 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by zie Return to Contest Return to Contest New #216 New #215 Discussion No comments yet.