Veterinary Technicians

Vanessa Dunham

Senior Veterinary Technician

Vanessa became a tech when dinosaurs walked the earth. She is a passionate advocate for animals. She joined our CTAH Family in March 2021. She has a fur twin (to Megan’s pup Piper) named Bumper and a cat named Elle. In her spare time she reads and knits.


Veronica Darley

Licensed Veterinary Technician 

Veronica Darley is a college graduate from Temple College. She has completed the LVT program and is working at CTAH as a Licensed Veterinary Technician. Veronica is pursuing her childhood dream of working in the veterinary industry. She is a proud pet parent of her dogs, Ella and Lucy, and 4 cats: Ariel. In her free time, Veronica enjoys walks and playing video games like Animal Crossing. There is nothing she loves more than working with animals!



Rebecca Ramage

Veterinary Technician (Surgical Technician Lead)

Rebecca Ramage joined our family in March 2021. She went to Spur High School, graduating as Salutatorian, and then enlisted in the United States Army where she served for 17 years and retired as a Sergeant First Class. She then enrolled in college and graduated with a B.S. in Animal Science from Tarleton State University. Having grown up on a small farm, she has always enjoyed working with animals both large and small. She participated in the Mustang Heritage program and adopted two mustangs Tornado and Bobcat. She has 3 dogs; Corvus her 5 year old German Shepherd (her main man), Primo her 13 year old dachshund (the ham), and Lil Girl a border collie mix who likes to hide. They all help on her small farm guarding the livestock which includes chickens, bees, and goats.


Lisa Petite

Veterinary Technician (Surgical Technician)

Lisa joined our CTAH Family in July of 2021. She has spent the last 7 years dedicating her life to the Veterinary field. In that time she has worked in various aspects of the field ranging from Reception to Management, but she discovered her true passion lies in helping animals heal as a Veterinary Technician. Lisa is the mother of three fur babies with unique personalities. She is one of those illusive authentic Austinites, having been born and raised here. For fun, Lisa likes to do Tarot readings and study crystals.


Adriana Rappolt

Senior Veterinary Technician (Surgical Technician)

Adriana began working at Central Texas Animal Hospital in 2018 after she and her husband moved to Texas. Adriana is a native of Canada who grew up in Toronto. In addition to her 3 dogs, Adriana also has one of the largest fluff balls of Maine Coon cat you will ever see, Jack, and one other cat.


Jacob Dunn

Veterinary Technician

Jacob is a Texas native having been born and raised in Central Texas. He has always enjoyed nature, learning, and exploring. Jacob began his journey in the field of veterinary technology in the 90’s which led him to Boulder, CO, Seattle, WA and then back to Texas. He currently lives in Georgetown, TX with his palm pilot, a 17 year old chihuahua named Zee, and his spicy calico cat named Daisy. Jacob enjoys bringing light and smiles to the days of others and looks forward to doing just that for as long as light and smiles are welcomed.


Natalie Perez

Veterinary Technician

This is Natalie, she is a lovely young lady who loves animals, her family, and her friends. She is the middle child, with an older brother and a young sister. She also has a big extended family so her life is never dull! She has always wanted to work with animals. She joined our CTAH family in December 2017. Being able to work at Central Texas Animal Hospital has allowed her to fulfill one of her childhood dreams. She is currently enrolled in school pursuing a Licensed Veterinary Technician certification, but has also taken an interest in Nursing. We hope that she is able to see where both paths lead in her bright future.


Mercedes Lerma

Veterinary Technician

Mercedes joined the CTAH Family in the fall of 2023. She has been involved in veterinary medicine since 2016 and has a special interest in sample collection, I.V. catheter placement, and client education. Mercedes is a native Texan and she has 2 children and a beautiful granddaughter. She also has 2 dogs, a St. Bernard mix Morty and Pittie Diamond, along with 4 kitty-cats who keep her busy. Mercedes’s favorite color is purple and coffee is her jam! She strives to be successful in her career and believes she has found one of the best places to work while doing it.


Carrie Guzman, CVA

Technician Assistant

Carrie moved to Austin 6 years ago with her husband, two human kids, and a fur-child Thor the Labrador. As an avid canine enthusiast, she has since adopted 3 more dogs: a Fox-hound mix named Arnold, a Chihuahua mix named Pig and Labrador mix named Bumblebee. Carrie joined the CTAH Family in Spring of 2023. She is an animal lover at heart with a true passion for animal care. She has worked in the veterinary field for the past 9 years and looks forward to many more here at CTAH!


David Wallace, CVA

Technician Assistant

David graduated from Hendrickson High school in 2019 and is currently enrolled in college. He has acquired his Level 1 CVA (Certified Veterinary Assistant) through the Pflugerville Independent School District Animal Science program. David joined the CTAH Family in May 2022 and enjoys the experience and the people he has met along the way. He has 3 dogs with different personalities, ranging from timid to calm to ornery, and he loves all of them.

Sierra Roller

Technician Assistant

Sierra loves creating art and drawing. She is the artist who created our Laser Therapy Program logo. She’s always wanted to be a vet and keep happy pets healthy. She loves doing special effects makeup in her free time and playing video games. She also enjoys going to concerts and listening to lots of music. Family and friends mean a lot to her, and every day she tries her hardest to better herself and be happy.

Tera Bunner

Technician Assistant

Tera moved to Austin in 2014 and has worked in Veterinary Medicine off and on since 2005. She grew up in East Texas and has always had a love for animals. She currently has a Flame-point Siamese named Pancho. Tera also has a passion for pet-sitting and helping pets with aggression or behavioral issues. In her spare time she enjoys gardening, working out, and traveling. Tera joined the CTAH family in September of 2023. Her greatest passion in VetMed is client education, including the importance of heartworm prevention.