Richard Walden, DVM and Elizabeth Walden
Dr. Richard Walden is a local product who grew up in Austin.  He graduated from Texas A&M’s College of Veterinary Medicine in 1987.  After an internship at Angell Memorial Animal Hospital in Boston, Massachusetts, he returned home and joined Northwest Austin Veterinary Center in 1989.  Dr. Walden and his wife, Elizabeth, have owned and operated the practice since 1993.  Dr. Walden and Elizabeth have two sons, Chris and Nick, and two French Bulldogs named Nathan Jr and Olive.



William Boyd, DVM
Dr. William Boyd received his Doctorate of Veterinary Medicine from Oklahoma State University in 1986.  He attended Brigham Young University for his bachelor’s degree. Before joining NWAVC in 2005, Dr. Boyd practiced in both Oklahoma and Southern California.  His areas of special interest are internal medicine and surgery.  Dr. Boyd and his wife, Jennifer, have a son, Drew, and two daughters, Laurel and Jacqueline, who all enjoy living in the Austin area.  The Boyd family shares their household with two cats named Harold and Daphne and a dog who is a Pyranees cross named Darien.  Dr. Boyd’s interests away from veterinary medicine include house projects, attending his children’s sporting events, and golf.




Colleen Garza, DVM
Dr. Colleen Garza received her Doctorate of Veterinary Medicine from Texas A&M University in 2006.  She studied for her bachelor’s degree in Veterinary Science at West Texas A&M University.  Dr. Garza is certified in veterinary CPR and advanced life support.  Prior to joining NWAVC in 2010 and returning to her hometown of Austin, she practiced in the Midland/Odessa area.  In her free time, Dr. Garza enjoys riding jumping horses and hiking with her husband and daughter.  She has a Rottweiler mix dog and a cat.





Heather Dunn, DVM
Dr. Heather Dunn received her Doctorate of Veterinary Medicine from Texas A&M University in 2005. Before joining NWAVC in 2015, Dr. Dunn practiced small animal medicine in Texas and Massachusetts. While she enjoys all areas of veterinary medicine, her special interest is feline internal medicine. Dr. Dunn’s interests outside the practice include gardening and cooking.