J.A. Riggs Tractor Company (Riggs CAT) employs over 400 people statewide and operates the facilities throughout Arkansas: Little Rock, El Dorado, Fort Smith, Harrison, Jonesboro, Russellville, Springdale and Texarkana. As the only Caterpillar Dealer in the state, we value the opportunity to meet all of your sales, parts, service and rental needs for your construction or agricultural equipment as well as truck engine and power generation.