At Old Waterloo Equine the clinic staff provides prompt response to client requests and questions. They care for hospitalized patients and assist veterinarians at the clinic and on farm calls.


Dr. Tena Boyd, D.V.M.

Dr. Boyd was educated at Virginia Tech (1991 Animal Science, 1995 VA-MD Regional College of Veterinary Medicine). She has been with Old Waterloo since 1996, became a partner in 2000 and purchased the practice in 2014. Dr. Boyd’s special veterinary interests include equine breeding management and reproductive medicine, neonatal medicine (conception through birth and weaning), as well as preventive health care. In 2013, Dr. Boyd was recognized by her veterinary peers as the Virginia Veterinary Medical Association’s 2013 Distinguished Virginia Veterinarian. She lives in Rixeyville with her husband Terry, their small thoroughbred broodmare band, riding horses, and Labrador Retrievers. Dr. Boyd’s small kennel, Heartride Labradors is recognized by the AKC as a “Breeder of Merit”. She enjoys trail riding and camping with her husband and friends, and competing with her Labradors in Retriever Hunt Tests, Conformation, and Obedience. Dr. Boyd also co-chaired the very successful First Ride for the Cure Virginia 2009 which made more than $125,000 for breast cancer research. Through 2014, OWEC hosted the Ride for the Cure Virginia and collectively the event has raised over $600,000 to support the fight against breast cancer.

Link to VVMA award

Dr. Victoria Simpson, D.V.M

Dr. Simpson grew up in New Jersey, where she developed her love of horses in the show-jumper ring. She attended Rutgers University, earning a Bachelor of Science in Animal Science in 2017. She then went on to pursue her veterinary education at Virginia-Maryland College of Veterinary Medicine, graduating in 2021. After spending several rotations at Old Waterloo during her senior clinical year, Dr. Simpson joined the practice in June 2021 as an ambulatory intern and is now our associate Veterinarian.  Her professional interests include dentistry and sports medicine (from maintaining the equine athlete to lameness evaluations and rehabilitation), as well as preventative medicine and herd management.  Outside of the clinic, Dr. Simpson enjoys hiking, tending to her numerous plants, and sitting down with a good book.



We, at Old Waterloo Equine Clinic, are very proud of Dr. Victoria Simpson who graduated as Valedictorian of the Class of 2021 Virginia Maryland Regional College of Veterinary Medicine in Blacksburg, VA. Some of our clients may have met Dr. Simpson as she completed two 3 week externship blocks with us in 2020 as well as some shorter stints over Christmas 2020 and April 2021. We feel like we got the “first round draft pick”!!!


Lee Ann Smith – Office Manager

Lee Ann Smith came on board as the Office Manager for Old Waterloo Equine Clinic on January 1, 2017. Lee Ann began a life long love of horses at the age of 6 when she met the beautiful

Shetland pony, Silver. She graduated from the Ligonier Valley Senior High School in Ligonier, PA. After High School she attended and graduated from the Potomac Horse Center in Gaithersburg, MD.. She has been a professional in the Equine Industry for 42 years. The last 17 of them have been in Warrenton, VA where she owned and operated her own, successful breeding and boarding farm.


Julie Pulliam – Bookkeeper

Julie is the bookkeeper for the clinic, and has been with us since 2008. She was raised in Gettysburg PA, where she grew up riding and showing horses until she went to college at Penn State University. After college she moved to Colorado where she found a job with Parelli Natural Horsemanship working in their corporate office for six years and later met her husband Greg. Since then they have re-located back to the east coast and currently have two horses; Ransom and Hope.


Kayla Mayo – Veterinary Assistant

Kayla joined the team at OWEC in early 2017 as a veterinary assistant. She was locally raised in Bealeton, Virginia and grew an interest for horses after showing Welsh Ponies in hunter-jumpers throughout her childhood. After graduating from Liberty High School, she worked for Lee Ann Smith at her thoroughbred breeding and boarding farm for 4 years, which further developed her interest and desire to learn about the trade.