Carriage Operators of North America
CONA is an international non profit organization which provides an efficient method for clients to find a nearby high quality, professional, independently owned Horse drawn Carriage Company which can satisfy their horse and carriage requirements. CONA provides a support network which assists all member Companies attain and maintain the highest levels of professionalism and service.
http://www.cona.org/

Carriage Occasions
Carriage Occasions provides a horse-drawn vehicle for those special occasions that require a unique touch. Whether setting the atmosphere for an intimate moment or planning group festivities, you can count on Carriage Occasions to deliver reliable and professional service.
http://www.mts.net/~smachine/index.htm