- United States Eventing Area 3
- Burghely Horse Trails
- The Chronicle of the Horse
- Churchill Downs
- Eventing, GA
- Eventing News USA
- Fasig Tipton
- Federation Equestrian Internationale
- Kentucky Horse Park
- Badminton Horse Trails
- Dressage Extension
- Georgia Dressage and Combined Training Association
- United States Equestrian Foundation
- United States Eventing Association
- Dressage Today