Mad Dogg Athletics, Inc. markets bicycles, men’s and women’s apparel, shoes, accessories, music, videos, heart rate monitors, and functional training equipment online. It also provides training services. Mad Dogg Athletics is based in Venice, California and was founded by Johnny G and John Baudhuin in 1994. Mad Dogg Athletics owns the trademarks "Spin", "Spinner", and "Spinning" for spinning (exercise) programs and exercise equipment. Mad Dogg Athletics also worked closely with Star Trac, which was the licensed distributor of its commercial line of Spinner stationary bicycles. They have now partnered with Precor to manufacture their line of commercial Spinner bikes.