Africa   The South African Jockeys Association
Asia   Asian Racing Federation
Australia   Stablemate
Chile   Registro de Padrillos
European Union   Union Européenne du Trot
European Union   European & Mediterranean Horseracing Federation
European Union   European Federation of Thoroughbred Breeders' Associations
France   G. Petit Bloodstock Agent
France   Gallop France
Great Britain   Horses and Ponies for Sale – Horsewizard
Great Britain   National Trainers Federation (UK)
Great Britain   British Racing School
International   Invictus Bloodstock
International   horseracing-handicapper
International   Caballos del Mundo
International   Horsemeeting
International   gamblingcompliance
International   World Racing Championships
International   Racehorse Drugs
International   International Studbook Comittee
International   International Trotting Association
International   International Federation of Arabian Horse Racing Authorities
International   International Racing Bureau
New Zealand   New Zealand Thoroughbred Breeders' Association
South Africa   Formgrids
The Jockey Club   The Jockey Club
The Netherlands   Selected Winners Sale
United Kingdom   Thoroughbred Business Guide
United Kingdom   National Trainers Federation
United Kingdom   Horseracing Regulatory Authority
United States   The American Thoroughbred Handicapper
United States   Great Horseracing
United States   Racing Officials Accreditation Program
United States   The Thoroughbred Racing Associations of North America (TRA)
United States   Breeders' Cup
United States   Endeaver Farm
United States   THE JOCKEY CLUB
United States   EQUIBASE
United States   Horsemen's Benevolent & Protective Association
United States   Texas Thoroughbred Association
United States   Dynamice Equine