Alberta Carriage Driving Association, Canadian Driving Society, Central Ontario Pleasure Driving Association, Drive Ontario!, High Country Carriage Driving Club, Ontario Combined Driving Association, St. Lazare Carriage Driving Club

British Driving Society, Great Western Harness Club (GWHC), Hereford & District Driving Group, Midlands Driving Trials Group, Oaks Driving Club, Old Somerset Horse Driving Club, Scottish Carriage Driving Association, South Downs Harness Club, The British Horse Driving Trials Association, White Horse Harness Club

American Driving Society, American Miniature Horse Association Pleasure Driv, Black Swamp Driving Club, Brandywine Valley Driving Club, Carriage Association of America, Cherry Valley Carriage Association, Florida Whips, High Country Carriage Driving Club, Horse and Carriage Society, Houston Area Carriage Association