Speedway Motorsports, Inc., through its subsidiaries, promotes, markets, and sponsors motorsports activities in the United States. The company owns and operates eight racing facilities, including Atlanta Motor Speedway, Bristol Motor Speedway, Charlotte Motor Speedway, Kentucky Speedway, Las Vegas Motor Speedway, New Hampshire Motor Speedway, Sonoma Raceway, and Texas Motor Speedway racing facilities. As of December 31, 2018, its racing facilities included total seating capacity of approximately 692,000, with 754 luxury suites. The company also provides souvenir merchandising, including screen-printing and embroidery, as well as food, beverage, and hospitality catering services; and radio programming, production, and distribution services. In addition, it manufactures and distributes modified racing cars and parts; produces and sells micro-lubricant; distributes, wholesales, and retails motorsports and other sports-related souvenir merchandise and apparel; leases natural gas mineral rights; and rents office, warehouse, and industrial park space, as well as track rentals for motorsports and non-motorsports events and activities, and driving schools. The company was founded in 1959 and is based in Concord, North Carolina. Speedway Motorsports, Inc. is a subsidiary of Sonic Financial Corporation.