American Grade Horse Registry (AGHR), American Part-Blooded Horse Registry, American Sport Pony, Arabo-Friesian Sporthorses, Canadian Sport Horse Association, International Sport Horses of Color, Midwest Breeders Group, Sport Horse Owners and Breeders Association, Warmbloods and Sporthorses

Europe, North America, Oceania, Haras Llavaneras

Black Creek Sporthorses, Blue Spings Farm, Blue Waters Farm, Canada Select Sport Horse, Canyon River Ranch, Carlingford Horses, Cavan Equestrian and Horse Marketing Centre, Dietrich Acres Sport Horses, DwbSportHorse.com, Elite European Sport Horses, Inc.

Breezeway Farm, Caer Avallach Farm, California Painted Ponies, Creekland Farm Ponies, Five P Sport Ponies, Redbud Stable, Sports Pony Studbook Society (SPSS), Spotted Isle Pony of Americas Farm, Westfalia Sport Pony Stud