Sustainable Energy, Inc.Logo Design Contest Logo Design Contest Contests / Sustainable Energy, Inc. Sustainable Energy, Inc. has selected their winning logo design. For $300 they received 118 designs from 30 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by Kanava Return to Contest Return to Contest Withdrawn New #13 Discussion hankwaxman Client Excellent! It makes me feel the motion of waves and tidal power. We're not in wave power at this time, but the logo is so pleasing I'm going to keep it in consideration. Thanks for this unique contribution. 14 years ago