C4ScootersLogo Design Contest Logo Design Contest Contests / C4Scooters C4Scooters has selected their winning logo design. For $250 they received 161 designs from 31 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by john merrigan design Return to Contest Return to Contest Prefers others. #69 Discussion john merrigan design Logo Designer the symbol is of an explosion, c4 being the name of plastic explosives 14 years ago