Jason Haden, DVM
Dr. Haden attended undergraduate school at Penn State University, where he received a degree in Vertebrate Physiology. His degree in Veterinary Medicine is from Purdue University and he was inducted into the Phi Zeta Veterinary Honors Society in 2001. After graduation in 2002, he became an associate veterinarian in State College, Pennsylvania.
Dr. Haden’s career continued in Cumming, GA, where he was an associate for over 4 years. While there, he and his wife were always looking for a great location to start a family as well as his own practice. Holly Springs proved to be that ideal location.
He and his wife have 3 boys, 1 dog, and 2 cats. Dr. Haden’s hobbies include drawing and traveling.
Stacy Hirst, DVM
Associate Veterinarian
Stacy joined our team in September 2022. Graduating from the University of Georgia with a biology degree and later from the University of Georgia College of Veterinary Medicine in 2006, she found her passion for animals during her college years. Originally from Cincinnati, OH, she settled in Cumming, GA during high school and has called it home ever since.
Her journey into the veterinary world began with roles in a boarding facility, a veterinary hospital, and even at the UGA dairy. Stacy’s love for animals sparked from the challenge of diagnosing their ailments without words, coupled with the heartwarming gratitude she receives from families whose pets she has cared for, even in the hardest of times.
Specializing in dermatology cases, Stacy finds the complexity and rewards of these cases particularly fulfilling. Beyond her role as an accomplished veterinarian, she serves as the president of the Forsyth/Dawson VMA, organizing educational events and fostering connections within her local veterinary community.
Outside the clinic, Stacy cherishes time spent with her husband Graham, their daughters Emerson and Brantley, and step-daughter Kylie. Their furry family members—two Huskies and four cats—add joy to their lives. From coaching cheerleading to cheering for UGA football and indulging her wanderlust with family travels, Stacy finds balance and fulfillment in both her professional and personal pursuits.
Jaymie C.
Jaymie was born and raised in Canton, GA, and has been in the veterinary field since 2007. She started working at Animal Medical Center of Holly Springs in 2009. Jaymie and her husband, Zeb, have four kids together. They share their home with 2 dogs and 3 cats. In her spare time, she loves being outdoors and spending time with friends and family. You’ll often find her at one of the kids’ sporting events or, if they can catch a free weekend, visiting the beach or camping.
Amber S.
Lab Manager/Veterinary Assistant
Amber began her journey in the veterinary field in 2019 as a veterinary technician, and she joined Animal Medical Center of Holly Springs in the winter of 2022. Her inspiration to pursue a career in veterinary medicine came from her sister, a long-time professional in the field who served as her role model. With a lifelong love for animals, including chickens, goats, and dogs, Amber is passionate about advocating for pets’ medical needs and ensuring they receive the highest standard of care.
She discovered her true calling in the profession when she realized how happy and fulfilled she felt coming to work each day.
Outside of work, Amber enjoys spending quality time with her husband, Levi. She is also a proud mother to Jasper, who was born just two days after her own birthday in July. Their favorite family activity is venturing outdoors on the weekend, going on adventures and soaking up the sunshine together.
McKinley M.
Veterinary Assistant
McKinley joined the team in December of 2022. With a heart for animals and a profound desire to make a positive impact, McKinley’s journey in the veterinary field has been a fulfilling one.
Born and raised in the Kennesaw/Acworth, GA area, McKinley’s fascination with animals began early in life. She pursued her dream by enrolling in an online veterinary technician program, which eventually led her to the real-world experience she craved. Her genuine concern for the well-being of animals, combined with her commitment to learning and hands-on care, quickly made her an essential member of the Animal Medical Center team.
McKinley’s favorite aspect of her role is the ability to advocate for the voiceless and offer a helping hand to her furry patients. She finds immense joy in nurturing animals back to health and providing them with the care they deserve. Her dedication to her work is evident through her eagerness to start each day and her constant enthusiasm when sharing stories about her job with friends and family.
Outside of work, McKinley continues to embrace her love for the outdoors. Whether it’s hiking, paddle boarding with her dog, or tending to her extensive collection of plants that adorn her room, McKinley’s vibrant spirit extends beyond the clinic walls. She also enjoys cozy moments watching shows and cuddling with her beloved dog and supportive boyfriend.
Bergen B.
Veterinary Assistant
Raised a Georgia native, Bergen now resides in Acworth. Bergen spent over 13 years working and managing a dog boarding/day care facility where she gained an incredible amount of knowledge surrounding canine behavior. She perfected her skills with handling all levels of temperament and decided it was time to make a bigger difference. Bergen joined the Animal Medical Center team in December of 2023, where from day one, she has been a true asset. Her passion to aide all animals in every situation truly shines through her bright personality. Her favorite aspect of working with animals, aside from stealing all the snuggles, is her connection and understanding of their needs and being able to fulfill just that.
Outside of being the animal whisperer, you can always catch Bergen indulging in a good book, or spending time with her husband Kramer, riding the Harley, traveling, hiking, or fishing. Bergen and her husband share their home with 5 dogs, 2 cats and several chickens.
Bethanie N.
Veterinary Assistant
Bethanie Nix is a Veterinary Technician at Animal Medical Center of Holly Springs, where she has been working for the past year. Born in Marietta, Georgia, Bethanie later relocated to the area and is currently studying to become an archaeologist.
Bethanie’s journey in the veterinary field began when she started working as a kennel technician at the age of 18. She quickly fell in love with the field and moved into a technician role shortly after. She has always felt a deep connection with animals and enjoys being part of a team dedicated to their care. Bethanie knew she was in the right profession when she found herself waking up every day excited to go to work.
Outside of work, Bethanie comes from a large family, making for a lively upbringing with never a dull moment. In her free time, she enjoys reading classic literature and crocheting. She also shares her home with her beloved Russian Blue cat, Spoon—who will only respond to her name when spoken in Russian.
Alena L.
Receptionist
Alena Laing is a Receptionist at Animal Medical Center of Holly Springs, where she joined the team in December 2025. Born and raised in Holly Springs, Georgia, Alena has deep roots in the community and enjoys caring for the people and pets of her hometown.
Alena began working in the veterinary field at the age of 16 when she started working in a kennel. As a teenager, she was fascinated by watching the technicians at work and quickly realized this was the profession she wanted to pursue. She loves spending time with pets, building strong relationships with clients and patients, and educating pet parents so they feel confident caring for their beloved companions.
Outside of work, Alena enjoys spending time with her daughter playing together or relaxing with a good book. She also has a strong passion for horseback riding. Alena looks forward to meeting you and welcoming your furry friends to the clinic.
