Our roots started in Portland, OR and Venice Beach, CA and are now based out of Oceanside, CA. Street Mafia BMX is a worldwide bmx shop. Backed by 30+ years of experience, Street Mafia BMX carries nothing but the best in the industry. From brands like S&M, Fit, and United, we help riders all over the world dial in their rides. Street Mafia BMX is 100% rider owned and operated.