Leadership

Our 2024-2025 Board of Directors

To get where the veterinary profession needs to go, it takes a dynamic group of people leading the way. Get to know our leadership team. Contact our team if you'd like to get involved.
Dr. Michelle Larsen

Denver, CO

President

Dr. Larsen graduated from Virginia-Regional College of Veterinary Medicine in 2011. Following graduation, she completed a 1-year small animal medicine and emergency rotating Internship at The Hope Center for Advanced Veterinary Medicine in Vienna, Virginia. Prior to veterinary school, she completed her bachelor’s degree in finance from the George Washington University and worked in the financial sector for six years. Dr. Larsen worked in small animal emergency medicine for 4.5 years before she joined Abaxis as a professional services veterinarian in 2015. She also held the role of independent contractor for Nationwide Pet Insurance’s veterinary field team and traveled to veterinary colleges discussing preventative care and pet insurance. Dr. Larsen is currently the director of diagnostic platforms–medical affairs with Zoetis and continues to practice part time as a general practice and emergency relief veterinarian in Colorado. She has served on the Arizona VMA Board of Directors and as the president of the CVMA Chapter 6 Leadership Team. She was an AVMA Future Leader in 2014-2015, whose team worked on workplace wellness. Most recently, Dr. Larsen served as the chair of CVMA’s Practice Act Sunset Review Task Force. In her spare time, Dr. Larsen enjoys trail running, hiking, biking, kayaking, reading, and spending time with her husband and two children. Dr. Larsen enjoys veterinary medicine most when it is aligned with outstanding practice management.

Dr. Kayla Henderson

Monte Vista, CO

President-elect

Dr. Kayla Henderson is a San Luis Valley native and third generation cow calf rancher. She earned her bachelor’s degree in equine science and business administration, with honors, magna cum laude from Colorado State University in 2008, followed by her DVM, with honors, cum laude in 2012. She volunteered at Alpine Vet Hospital as a teenager, and then became an associate veterinarian in 2012, and finally an owner/partner in 2019. She loves every aspect of rural mixed animal practice and is a passionate advocate for the profession and lifestyle at the state and national levels. Dr. Henderson is the current CVMA Secretary/Treasurer and serves as a member or committee chair on several local and state boards. She enjoys equine medicine, reproduction, and lameness, herd health care, general small animal practice, and teaching and mentorship.

Dr. Austin Graham

Denver, CO

Secretary/Treasurer

Dr. Austin Graham is a New Mexico transplant and Colorado State University DVM class of 2017 graduate. He practices exclusively small animal medicine on canine and feline companion animals. Currently, Dr. Graham works as the director of veterinary quality for Banfield Pet Hospital for the hospitals in Colorado and New Mexico. Dr. Graham enjoys developing resilient teams that utilize technicians in innovative and creative ways, allowing veterinarians more time and mental energy to focus on the cases that bring them the most joy. He enjoys camping and hiking with his husband Alex and skiing through the fall, winter and spring months.

“I am looking forward to serving on the CVMA Board of Directors and helping drive the vision for a better veterinary profession forward,” Graham says. “I am very engaged around technician utilization discussions and advocating within the state legislature to allow veterinarians to practice in the most efficient and high quality way possible.”

Dr. Kevin Lisenbee

Colorado Springs, CO

Secretary/Treasurer-elect

Dr. Kevin Lisenbee is a small animal general practitioner at VCA Northwest Animal Hospital in Colorado Springs. He is originally from Oklahoma, where he grew up in the suburbs of Tulsa but moved out to the Pikes Peak region after graduating from Oklahoma State University in 2014. Dr. Lisenbee had the great honor of being a part of the CVMA Power of 10 Class of 2022 and it has been a transformative experience for him. The introspection and community building learned while part of that program inspired him to get involved in organized veterinary medicine. He is currently the CVMA Chapter 7 President and plans to remain involved with CVMA at all levels, as giving back to the profession brings him joy. His professional interests include dentistry, spay/neuter, teaching students/externs/techs, and health certificates-. When not at work, Dr. Lisenbee and his wife Tanna love to travel anywhere from small Colorado towns to international destinations. When not traveling, they are working hard on training their new Cavalier King Charles puppy named Pippin.

Dr. Pete Hellyer

Fort Collins, CO

AVMA Delegate

A 1983 graduate of The Ohio State University College of Veterinary Medicine and a diplomate of the American College of Veterinary Anesthesia and Analgesia, Dr. Pete Hellyer is a professor of anesthesiology in the Department of Clinical Sciences at the CSU veterinary college. Dr. Hellyer is a past president of CVMA and was honored by the association in 2015 for serving an additional term as immediate past president. Dr. Hellyer teaches all four years of the DVM curriculum, with most teaching done in the 3rd and 4th year anesthesia clinical rotations where veterinary students receive guidance as they create anesthetic and analgesic (pain relieving) protocols for their patients undergoing a wide variety of procedures. Dr. Hellyer also devotes a significant amount of time to small group interactions with the 1st and 2nd year DVM students in their Foundations in Veterinary Medicine courses, with a particular focus on engaging students in discussions of contemporary ethical issues affecting animal welfare and veterinary medicine. Dr. Hellyer’s research interests include understanding factors affecting clinical management of pain in animals and to understand contemporary issues that impact veterinarians, animals, and their owners.

Dr. Jackie Christakos

Littleton, CO

AVMA Alternate Delegate

Dr. Christakos grew up in southern Illinois and became passionate about horses early, beginning with riding lessons at age 10 and progressing to e?Eventing with her off-the-track thoroughbred throughout her teenage years. Dr. Christakos completed her Bachelor of Science and Doctor of Veterinary Medicine degrees at Colorado State University, graduating with honors in 2012. She then completed a one year rotating equine internship at Littleton Equine Medical Center.

Dr. Christakos has remained with Littleton Equine since completion of her internship in June 2013, working closely with respected mentors within the practice to further her skills in lameness and sports medicine. She became certified in Equine Veterinary Medical Acupuncture in 2014. Dr. Christakos has focused her continuing education on musculoskeletal imaging and advanced lameness courses. Her areas of focus at LEqMC are lameness/sport horse practice and imaging but she also enjoys general practice, acupuncture, and emergency field work.

Dr. Christakos is an FEI Treating Veterinarian and an FEI Official Veterinarian in the disciplines of Eventing, Dressage, and Jumping. She has served on the Colorado Veterinary Medical Association (CVMA) Board of Directors, functioning as President of the organization in 2020-2021. Dr. Christakos is an active member of the American Association of Equine Practitioners (AAEP), serving on multiple committees, as co-chairperson of the Internship Subcommittee, and on the AAEP Board of Directors.

When she is not working, Dr. Christakos enjoys outdoor activities in the Colorado mountains and spending time with husband Ty, daughter Levi, backyard QH Sherman, and two bully breed dogs Pickle and Penny.

Dr. Kelly Walsh

Colorado Springs, CO

Immediate Past-President

A true Colorado native, Dr. Kelly Walsh earned her Bachelor of Science and Doctor of Veterinary Medicine degrees from Colorado State University after serving in the Army. Dr. Walsh offers her unique certifications as a veterinary chiropractor and a canine rehabilitation practitioner in her current role at Yorkshire Veterinary Hospital. In 2017 and 2018, Dr. Walsh participated on the CVMA and Colorado Chiropractic Association Joint Task Force where she worked to draft a legislative bill regarding altering the oversight needed by chiropractic doctors to be able to work on veterinary patients. She has served on the CVMA Board of Directors since 2020 and is currently the Secretary/Treasurer. Dr. Walsh also hold leadership roles with the U.S. Eventing Association and the Bijou Springs Hunt Association. Dr. Walsh shares her life with her husband, two dogs, four cats, and thoroughbred horses. She participates in horse trials and loves to go camping, hiking, and scuba diving.

Diane Matt

Denver, CO

Chief Executive Officer

Meet the Past Presidents of the VMA

We’re thankful to all of those who have volunteered time and resources to improve veterinary medicine and the lives of those touched by it.

Kelly Walsh DVM

Steven Dick  DVM

Ashley Ackley  DVM

Jackie Christakos DVM

Stacee Santi DVM

William French, DVM

Sam Romano DVM

Curtis Crawford DVM

Erin Epperly DVM

Peter Hellyer DVM MS DACVA

Randa MacMillan DVM

Apryl Steele DVM

Thomas Parks DVM

William Fredregill DVM

Jed Rogers DVM

Melanie Marsden DVM

Stacy Hudelson DVM

Todd Towell DVM MS DACVIM

Leesa McCue DVM

Barb Powers DVM PhD

Christopher J. Morris DVM

John K. Young DVM

Eric Smith DVM

Lawrence Mackey DVM

Elizabeth Whitney DVM

James Noone DVM

Theodore Cohn DVM

Robert Taylor DVM

Tony Woodward DVM

Ann Brandenburg-Schroeder DVM

Steve Colter DVM

Greg E. Schick DVM

Stanley L. Powell DVM

Donald A. Ostwald DVM

Larry J. Wiseman DVM

Wayne E. Smith DVM

John Cheney DVM

C. George Dewell DVM

Michael Collins DVM

Terry Swanson DVM

Cleon Kimberling DVM

Nat T. Messer IV DVM

Charles D. Vail DVM

David Herrick DVM

John Makens DVM

William Kraus DVM

Robert Felker DVM

James Hamilton DVM

John Harris DVM

Richard Swanson DVM

William Trefz DVM

Robert Rolofson DVM

James Voss DVM

Lee Eldred DVM

Charles Garvin DVM

Bert White DVM

Morley Cook DVM

Sterling Clark DVM

G. Marvin Beeman DVM

Wallace Leary DVM

Kenneth W. Smith DVM

Joseph Ruwitch DVM

Gene Bierhaus DVM

O.R. Adams DVM

B.N. Frank DVM

Norman Eyl DVM

Harold J. Hill DVM

Donald Mackey DVM

Paul Pattridge DVM

Arthur Herzberger DVM

Kenneth V. Bolton DVM

Vyrle Stauffer DVM

J. William Harrison DVM

Gail Gilbert DVM

John Thimmig DVM

J. Richard Naylor DVM

R. F. Bourne DVM

C.J. Hayden DVM

E.N. Stout DVM

H.E. Kingman DVM

E.E. Tobin DVM

M.E. Spratlin DVM

Jay H. Bouton DVM

George Carr DVM

H.P. Scott DVM

W.G. Blake DVM

A.N. Carroll DVM

C.C. Stewart DVM

J.F. Meinger DVM

A.N. Carrol DVM

H.E. Kingman DVM

D.C. Patterson DVM

R.H. Bird DVM

F.D. Hylton DVM

A.P. Drew DVM

A.G. Fisk DVM

M.J. Woodliffe DVM

George W. Dickey DVM

Robert H. Bird DVM

H.R. Thompson DVM

A.J. Savage DVM

Charles Lamb DVM

Mark White DVM

G.H. Glover DVM