Kenton H. Arnold, DVM

Dr. Arnold holds degrees from Southwest Texas State University and Texas A&M University as well as a doctorate of Veterinary Medicine from Texas A&M University. An active member of the American Association of Equine Practitioners, he writes for equestrian publications on issues related to the health and well-being of performance and breeding horses. Dr. Arnold has served as a regular columnist for multiple equine publications and was a Founding Board Member for the Texas Horse Park.

Dr. Arnold is an avid cutting horse enthusiast, competing on a regular basis in NCHA, and AQHA competitions. He has been a top ten finisher multiple times in both cutting and pole bending competition at the prestigious AQHA World Show.

Prior to establishing his own private practice, Dr. Arnold was an associate veterinarian with Equiplex Veterinary Hospital in Flower Mound, where he worked with Dr. Bobby Willard.

Dr. Arnold is a founding associate of Animal Imaging, an outpatient imaging facility which provides state-of-the-art diagnostic imaging services to veterinarians, located in Irving. Dr. Arnold currently serves on the membership committee of the Texas Equine Veterinary Association, where he is also involved with the organization's Equitarian Outreach Project in Guatemala.

Mary-Birdsong Gabriel, DVM

Dr. Mary-Birdsong Gabriel is an honors graduate of OSU with degrees in both biochemistry and molecular biology. She is also a graduate of Texas A&M University School of Veterinary Medicine. Dr. Gabriel was born and raised in Tyler, Texas where she attended Grace Community School. Dr. Gabriel has experience showing hunter jumpers, which makes her a great fit for the EVS Team. She was the EVS 2023-2024 part-time DVM Intern.

Jennifer Wickline, DVM

Dr. Jennifer Wickline first joined Equine Veterinary Services as an Associate Veterinarian in June of 2012 after completing a professional internship with Reata Equine Hospital in Weatherford, TX. She left EVS in December of 2014 and returned to Weatherford working with Dr. Leea Arnold at The Arnold Reproduction Center. In December of 2016, Dr. Wickline returned to EVS as a full-time veterinarian. Today she works as a part-time Associate at the Terrell equine clinic. She has a life-time of equine experience as a competitor and owner, and prides herself on being a top equine veterinarian.

Dr. Wickline is a 2007 Magna Cum Laude graduate of Texas A&M University in Biomedical Science. She graduated from the Texas A&M School of Veterinary Medicine in 2011 with honors. She first became interested in veterinary medicine during a co&45;op class her senior year in high school with Dr. Arnold at Equine Veterinary Services. It was during this time that her interest in breeding, equine medicine and lameness first became evident. Today she utilizes her vast knowledge of horses to practice high-quality medicine with a special flair toward breeding.

Dr. Wickline, her husband Steven Collins and their son Noah live in Wills Point, TX. They enjoy traveling the world together.

Caroline Zouvi, DVM

Dr. Zouvi joined the EVS Team in January of 2022. After dreaming of being a veterinarian her entire life, Dr Zouvi set her educational sights on earning her DVM. She earned her undergrad degree from San Diego State University in May of 2017. Dr Zouvi earned her doctorate from Ross University School of Veterinary Medicine in St Kitts after completing her clinical year at Oklahoma State University's Boren Veterinary Hospital in 2022.

Dr. Zouvi grew up in California, the child of Brazilian immigrants. She is fluent in Portuguese as well as English. Dr. Zouvi is a member of the American Association of Equine Practitioners and the American Veterinary Association. She finds horses, and their owners, to be one of the most interesting groups in the world.

Carroll Brown Arnold
Practice Manager/HR Director

Carroll Brown Arnold has been involved with EVS since its inception and is married to clinic founder Dr. Kenton H. Arnold. An award winning writer, Carroll has been published in multiple travel and equine publications, and is the former publisher of America's Cutter and America's Barrel Racer magazines. Carroll is a graduate of Southern Methodist University and has completed graduate work at the University of North Texas. She works with organizations in the non-profit and equine industries, while overseeing the IT, marketing, social media and branding efforts for the equine clinic. Carroll received her first horse as a 16th birthday gift from her parents and went on to fill the next forty years competing in barrel racing, pole bending and cutting horse competitions. Today she enjoys cutting events with her husband and daughter Austria.

Lauren Rogers
Clinical Operations Assistant

EVS Clinical Operations Assistant Lauren Rogers knows her way around the clinic. Lauren joined EVS in 2022 as a Ranch Assistant where her attention to detail become obvious quickly. She was promoted to her current position in 2023. Lauren is a graduate of Terrell High School where she was president of FFA. Lauren is currently attending Texas A&M University - Commerce. She is passionate about agriculture and equine rehabilitation. This busy lady loves showing zebu cattle and participating in livestock judging when time allows.

Regina Calverley
Office Coordinator

EVS Front Office Coordinator Regina Calverley oversees the daily functions of the clinic office. Regina joined the clinic in June of 2021 as an Administrative Specialist and was quickly promoted to Team Leader and then Front Office Coordinator. She is the lead trouble shooter with accounts receivables and administrative procedures here at EVS. Her organizational and mentorship skills make her a major asset to the EVS Team. Regina's extensive customer service experience from the printing and estate sales industries are evident in her work. Her equine experience is limited to being a fan of rodeo and watching her grandchildren compete in equestrian events - yet she loves the friendly folks in the industry.

Austria Arnold
Sr. Communications Coordinator

A life-long competitor, Austria Arnold, Esq. is the EVS Sr. Communications Coordinator. Austria is a graduate of The Hockaday School, a 2019 magna cum laude graduate of Baylor University, and a 2023 graduate of the Vanderbilt Law School. Austria was admitted into the Texas State Bar in 2023. She has won multiple titles in the cutting pen including the 2014 National Youth Cutting Horse Association World Championship, 2020 NCHA Summer Spectacular Amateur Championship and was the 2021 NCHA Classic/Challenge Amateur Champion. In 2020, Austria and her gelding Cat About Houston won the NCHA Amateur Horse of the Year title. In 2016 Austria was named to Team USA for the AQHA Youth World Cup in Tamworth, Australia - where she won both competitions and was crowned the 2016 Youth World Cup Cutting Champion. Over the years Austria has been honored with multiple AQHA awards - including youth high point cutter in 2011, 2012, 2013, 2015, and 2017. Today she continues her cutting horse obsession while working at EVS and the prestigious Haynes and Boone law firm in Dallas. Austria is engaged to Louis Gerhardy, IV.

Karis Finch
Breeding Coordinator

EVS Breeding Coordinator Karis Finch grew up in Sunnyvale, Texas. She is a graduate of Tarleton State University where she received her BS in Animal Science in 2023. Karis will begin her Masters of Science course work at Tarleton in the fall of 2024 in the MS Agricultural Resources and Communications program. Certified in artificial insemination, Karis has a passion for equine reproduction. When time allows - she enjoys hunting, fishing, hiking and long walks with her dog.

Isabel Gregory
Sr. Vet Tech

Isabel Gregory, a Dallas native and graduate of Southern Methodist University, completed both the EVS Level I and Level II Internships prior to being hired as a Vet Assistant in 2020. A natural with horses, Isabel was promoted to Vet Tech in 2021, and Sr. Vet Tech in 2022. Isabel served as the clinic's Head Vet Tech for more than a year before leaving to attend the prestigious University College of Dublin Veterinary School in Ireland. Isabel currently works seasonally at EVS on holidays and school breaks. She is a true horsewoman with a strong equine background as both a competitor and owner. Isabel is married to Corey Gendron.

Yeymi Haro
Sr. Vet Assistant

Sr. Vet Assistant Yeymi Haro is a natural with horses. She loves to spend time with her family which includes riding horses, traveling and involvement in church activities. Yeymi is a graduate of Terrell High School and currently attends Trinity Valley Community College. She joined the EVS Team as a Ranch Assistant in 2022. Yeymi plans to eventually study Veterinary Medicine.

Cheyenne Kinder
Vet Assistant

Vet Assistant Cheyenne Kinder was a former EVS Undergraduate Intern. The Kaufman, Texas, cowgirl attends Tarleton University as an Animal Science, pre-vet student. She loves barrel racing, country dancing and tubing at the lake. Cheyenne's career plans involve horses as she plans to become an equine veterinarian or a trainer in the near future.

Tori Mallory
Vet Assistant

Tori Mallory joined EVS back in 2019 as a Ranch Assistant. Today she works as a part-time Vet Assistant here at the clinic. Tori has great equine experience and loves working with horses and horse people. When not working here at EVS this busy lady works for CareFlite and attends Paramedic school.

Blair Moore
Vet Assistant

EVS Vet Assistant Blaire Moore is an OSU Animal Science graduate and holds a Masters of Science from Iowa State University in International Agriculture. She has a deep passion for travel and gaining more knowledge about Agriculture all over the world. Blaire has experience training horses which is obvious with her horse handling skills.

Jessica Newcomb
Vet Assistant

Coming Soon

Mia Redman
Veterinary Assistant

Mia Redman is a graduate of Scurry Rosser High School and Trinity Valley Community College. She joined EVS as a Veterinary Assistant in August of 2020. Mia has experience as a Ranch Hand, colt starter and Assistant Barn Manager for multiple facilities. She is currently pursuing a Masters of Forensic Psychology after her recent completion of her Bachelor's degree. Mia is an avid barrel racer.

Ben Roberson
Veterinary Assistant

Rowlett is home to EVS Vet Assistant Ben Roberson. He does, however, spend lots of time in Stillwater, Oklahoma, these days at Oklahoma State University. Ben will graduate in May 2024 and head to the OSU College of Veterinary Medicine in the fall. He loves animals and plans on a career in a mixed-animal practice in the future. When not studying or working at EVS, Ben likes to play basketball and video games.

Alexandra Wooten
Vet Assistant

Alexandra Wooten is a 2022 graduate of Tuskegee University in Alabama. She completed the prestigious Kentucky Equine Management Internship post-graduation where she worked in the Thoroughbred breeding industry. Originally from Dallas, Alexandra loves dogs, horses, and her family. She plans to attend Vet School in the near future.

Jim Arnold
Sr. Feed & Facility Coordinator

Jim Arnold has been a major contributor to EVS since 1992. Today he works as the Sr. Feed & Facility Coordinator of the Terrell clinic where he oversees feed and hay purchasing and facility maintenance. Jim holds both a bachelors of science degree and masters of science degree in geology from Sul Ross University. He is respected equine photographer specializing in cutting horse action, stallions and auction photography. Jim is webmaster for Equine Veterinary Services. Jim and his wife Teri live in Rowlett, Texas

Piper Alexander
Sr. Ranch Assistant-Team Leader

Quinlan Cowgirl Piper Alexander is the EVS Sr. Ranch Assistant - Team Leader. Piper is a senior at the Ford High School and plans to head off to college on a rodeo scholarship soon. She grew up with horses and started off in the English world of jumping and dressage. Today Piper spends her horseback time running barrels. She joined the EVS Team in 2023 and was promoted to Team Leader in 2024.

Gabby Ruffini
Sr. Ranch Assistant

Gabby Ruffini is a local cowgirl that loves horses and hard work. She joined the EVS Team in 2023 after graduating from Rockwall-Heath High School. She now attends Trinity Valley Community College where she rides on the Rodeo Team. Gabby loves to barrel race and just about everything else to do with horses.