United States Auto Club (USAC)

United States Auto Club, also known as USAC, is a privately owned entity headquartered in the US. Founded in 1956, the organization employs approximately 50 individuals and reported $13.9M in revenue as of 2023, operating as a tier 3 media tech buyer. The company functions as a sanctioning body for auto racing in the United States, having previously sanctioned the United States National Championship from 1956 to 1979, and the Indianapolis 500 from 1956 to 1997. Currently, USAC serves as the sanctioning body for various racing series, including the Silver Crown Series, National Sprint Car Series, National Midget Series, Ignite Ethanol Fuel Series, 25 Midget Series, and Traxxas TORC Series.