Equestrian & Related Organisations

British Equestrian Federation (BEF)
British Equestrian Trade Association (BETA) 
British Dressage (BD)
British Eventing (BE)
Federation Equestre Internationale (FEI)
Fortune Centre of Riding Therapy (FCRT)
Horse Trials Support Group (HTSG)
International League for the Protection of Horses (ILPH)
National Riding Festival (NRF)
National Foaling Bank 
National Equine Database (NED) 
Riding for the Disabled Association (RDA)
Worshipful Company of Loriners
Worshipful Company of Saddlers

Veterinary Practices

Willesley Equine Clinic (Stud Vets)

Colleges & Training

Haddon Training
Hartpury College
Writtle College 

Studbooks & Breed Societies

British Connemara Pony Society (BCPS)
Caspian Horse Society 
Sport Horse Breeding of Great Britain (SHB(GB)) 
Weatherbys

Studs & Stallions

The Billy Stud (Billy Congo, Cevin Z, Billy Mexico)
Breen Equestrian (Carmena Z & Royal Concorde)
Catherston Stud 
Flax Lion Stud (Sambertino)
Future Sport Horses
Kyra Kyrklund (Master)
Radar
Thundry Stud
Utah Van Erpekom  

Other Organisations

Abercrombie & Kent Group
Countrywide Farmers PLC