EHC-SP Staff
Tammy Stewart
Facility Manager
N.C. Registered Veterinary Technician
Employed since 1990
Tammy has worked with and cared for horses on a private level for 38 years and on a professional level for 21 years. Tammy is administrator of all activities at the Equine Health Center at Southern Pines.

Dr. Whitney Brown
Theriogenology Intern
Employed since June 2011
Dr. Brown started riding horses at the age of eight. She attended Kenyon College, majoring in Neuroscience, while also competing on their IHSA equestrian team. She started veterinary school in 2007 after spending two years involved with research studying cribbing behavior at Auburn University. She received her DVM from Auburn University in 2011. Her veterinary interests include equine reproduction, preventative medicine and behavior.
Pamela Wilser
Laboratory Manager
N.C. Registered Veterinary Technician
Employed since 2002
Prior to accepting her current position in Southern Pines, Pam worked several temporary positions at NC State’s College of Veterinary Medicine and at various small animal hospitals in the Triangle Area. At the Equine Health Center, she is responsible for vaccinating and deworming our horses and maintaining their preventative health care records. Pam also manages the Center's diagnostic laboratory, performing many different tests requested by local veterinarians. The most commonly requested tests are coggins tests, chemistry panels, complete blood counts, and parasite egg counts for horses.
Kevin "Mac" McDonnell
Maintenance Mechanic & Animal Care Technician
Employed since 2008
Kevin's prior experience with horses includes training and showing reining horses, winning his first NRHA bronze trophy in 1977, the 1990 NRHA Limited Open Reining Futurity, and the 1997 All American Quarter Horse Congress Limited Open Reining Futurity to name a few. Kevin also has 20 years experience collecting stallions for artificial insemination. With horsemanship and dedication, he will care for your horse as he would his own.
Lynne Killen
Animal Care Technician
Employed since 2010
Prior to joining the Equine Health Center, Lynne worked as a Large Animal Attendant at NC State’s College of Veterinary Medicine in the Radiology Department. Lynne also previously managed several private barns and worked at a large veterinary clinic in Pennsylvania before moving to North Carolina in 2007. Her primary responsibilities at EHC-SP include daily care of both University-owned and client-owned horses as well as regular upkeep of the facility grounds. An avid and experienced horsewoman, Lynne currently enjoys carriage driving, including occasional competitions.
Jenna McDonald
Office Assistant
Employed since March 2011
Although Jenna does not have any previous veterinary experience, she is able to apply vast federal, private-sector, and non-profit work experience to her responsibilities at EHC-SP. Riding since the age of eight and a horse owner herself, Jenna has a personal passion for horses. Therefore, she enjoys both exposure to the field of equine health and serving the Southern Pines equestrian community through her administrative work at EHC-SP.