Penske Automotive Group owns and operates 154 U.S. light-vehicle franchises in 20 states and Puerto Rico as well as 191 franchises overseas, primarily in the United Kingdom. The company is the second- largest U.S.-based dealership in terms of light-vehicle revenue and sells more than 40 brands, with 92% of retail automotive revenue coming from luxury and import names. Other services, in addition to new and used vehicles, are parts and repair and finance and insurance. The firm's Premier Truck Group owns 20 truck dealerships, and Penske owns the CarSense and CarShop used-vehicle stores. The company is based in Michigan and was called United Auto Group before changing its name in 2007.