RACING, INCLUDING TRACK OPERATION (SIC 7948) Promoters and participants in racing activities, including racetrack operators, operators of racing stables, jockeys, racehorse trainers, and race car owners and operators. Establishments which own racetracks but do not engage in promotion of racing events are classified in Real Estate, Industry Group 651. Stables and kennels primarily engaged in breeding or boarding horses and dogs are classified in Agriculture, Industry 0752.