Our Team

Doctors

Raymond Grimm, DVM
Dr. Grimm earned his B.S. in Animal Science from Virginia Tech in 1966. After graduation from Veterinary school he became a partner with Dr. Moreman at Warren County Veterinary Clinic in 1975 . When not practicing at the clinic, he enjoys spending time with his family and at the Outer Banks.

Amy Wright, DVM
Dr. Wright became a partner in WCVC in 2017. Her interests are in internal medicine with a focus on gastroenterology. She is married to Derek Vandrey, DVM, a large and small animal veterinarian. They reside in Amissville with their three children and many pets.

Kristen Pence, DVM
A partner in the practice since 2017, Dr. Pence is a lifelong resident of Front Royal. She started with WCVC as a kennel assistant in high school and continued working at the clinic while completing her studies and eventually graduated from the Virginia-Maryland Regional College of Veterinary Medicine in 2009. She is a member of the Rotary Club of Warren County and has taught Veterinary Assistant courses at Lord Fairfax Community College. In her spare time, she spends time training for ultra-marathons and corralling one of her dogs or cats.

Mary Ellen Brown, DVM
Dr. Brown joined the practice after graduation from the VMRCVM in 1989. She enjoys general practice, but has a special fondness for feline medicine and rescue cats. At home she has a number of cats, one horse, and a South American Red Footed tortoise. In her time away from the practice she enjoys trail running, cycling, and flying.

Derek Vandrey, DVM
Dr. Vandrey joined WCVC in December 2013 after spending his early career as a large animal veterinarian in Rappahannock County. Dr. Vandrey's professional interests are broad, but lameness and orthopedics along with general medicine are rewarding pursuits. He is married to Dr. Amy Wright and they have three children. When not working, Dr. Vandrey enjoys the country life, coaching youth baseball and basketball teams, fishing and enjoying the outdoors with family, friends and pets.

Edward Lo, DVM
Dr. Lo grew up in Wisconsin and earned his undergraduate degree at the University of Wisconsin before spending a number of years in Chicago. During that time, he discovered his passion for helping animals and eventually moved to Kansas to attend veterinary school. In his spare time, Dr. Lo enjoys spending time with his wife, two young daughters, and their pets. His hobbies include music, sports and the occasional joke.

Catherine Ianni, DVM
Dr. Ianni grew up in Fairfax City and earned her undergraduate degree at Virginia Tech, where she eventually received her DVM from the VA-MD College of Veterinary Medicine in 2011. After living and practicing small animal medicine outside Camp Lejeune Marine Corps Base in Jacksonville, NC, for several years, she and her husband are now happy to be raising their family in their native Virginia. Along with their human daughter and son, they are blessed to share their home with three dogs (Freyja, Amber, and Cassandra), one cat (Pudding), and a flock of lady chickens.

Emily Thomas, DVM
Emily Thomas grew up in Georgia and attended The University of Georgia for both her bachelors and veterinary degrees. She's worked in a mixed animal practice in South Carolina and then in Michigan before moving to Virginia. She's married to her high school sweetheart and has three young children. She enjoys living in Virginia and partakes in lots of hiking, trail running, painting, gardening, and discovering other adventures.

Michaela Helm, DVM
Dr. Helm grew up in the Midwest and received her undergraduate and veterinary degrees from Purdue University. She enjoys small animal general practice and has special interests in preventative medicine and ophthalmology. She has a very active Labrador retriever that keeps her busy with hiking and other outdoor activities in her free time. When not with her dog she also enjoys reading, stained glass, dancing, and playing soccer.

Management Team

Teresa Sullivan, CVPM
Teresa joined WCVC in 1999 as a veterinary assistant. In 2007 she began her career in management at the clinic and became a Certified Veterinary Practice Manager 2010. Besides enjoying time at home with her family and Boxer, she enjoys camping, and spending countless hours volunteering for the Boy Scouts of America.

Brad Layman, HR Manager
Brad resides in Winchester, VA with his wife and their three children. He brings with him over Thirteen years of customer service experience including Ten years in management. Brad first joined WCVC in February 2018 and looks forward to many years working for and serving our clients.