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Meet Our Team!
Experienced, caring professionals dedicated to keeping your pet happy and healthy.
Exceptional Veterinary Care in Round Rock, TX
At Vista Vet Animal Hospital & Pet Lodge, we believe great veterinary care starts with great people. Our team of experienced veterinarians combines advanced training with a personalized approach, ensuring each pet receives the care they need to thrive. From preventive wellness to complex diagnostics and surgery, our doctors are here to support every step of your pet’s journey — with expertise, empathy, and a shared love for animals.
Our Doctors
Dr. Anton Roach, Medical Director
Dr. Anton Roach is a highly accomplished veterinarian and the visionary behind Vista Vet Animal Hospital & Pet Lodge. A native of Queens, New York, Dr. Roach holds a B.S. in Animal Science and an M.S. in Immunology from Iowa State University, where he also earned his Doctor of Veterinary Medicine. He combines a strong background in research with a patient-first philosophy, delivering highly individualized care tailored to each pet’s unique needs.
Dr. Roach is also a passionate mentor for veterinary students and new graduates. When he’s not caring for patients, he enjoys spending time with his ball python, Thumbelina.
Dr. Elissa Jackson
(DVM, MS)
An Austin native, Dr. Elissa Jackson earned her B.S. and DVM from Texas A&M University, where she entered veterinary school early thanks to her academic excellence. After gaining experience in small animal hospitals and working as a relief vet across Central Texas, she found her home at Vista Vet.
Her clinical interests include feline medicine, geriatric care, dentistry, and emergency/critical care. At home, she tends to a small zoo, which includes three dogs, three cats, and multiple aquariums. In her free time, she enjoys gardening, spending time with her husband, and caring for her many beloved pets.
Dr. Meredith Lanier
Dr. Meredith Lanier earned her Doctor of Veterinary Medicine from Oklahoma State University and brings over six years in small animal general practice to our practice. She began her career in general practice medicine and later expanded to urgent care, with a special fondness for caring for large-breed dogs and cats.
Dr. Lanier is committed to lifelong learning and regularly pursues continuing education, including upcoming advanced training in emergency and critical care. She is passionate about the human-animal bond and advocates for preventive care, including vaccines, spay/neuter, annual bloodwork, and parasite prevention.
Outside of the hospital, Dr. Lanier enjoys spending time with her husband and son, tackling home DIY projects, and traveling.
Dr. Antonella Rivezzi
Dr. Antonella Rivezzi earned her Doctor of Veterinary Medicine from The Royal Veterinary College and has several years of experience in small animal medicine. She has a special interest in veterinary dermatology, with a focus on helping pets with skin and ear conditions.
Dr. Rivezzi was drawn to veterinary medicine through her love of scientific problem-solving and her passion for giving animals a voice through compassionate care. She values open communication and believes the best care comes from partnering with pet owners to support the bond between pets and their families.
Outside of the clinic, Dr. Rivezzi enjoys traveling, golfing, and spending quality time with her family. She also shares her home with her dog.
Dr. Carlie Greene
Dr. Carlie Greene earned her Doctor of Veterinary Medicine from Texas A&M University. Before becoming a veterinarian, she spent two years working as a veterinary technician and completed a small animal medicine externship, building a strong foundation in patient care. She has a special interest in cardiology.
Dr. Greene’s passion for veterinary medicine began at a young age, inspired by her lifelong love of animals and a desire to help those who cannot speak for themselves. She believes in partnering with pet parents through open communication and trust to make informed decisions about their pets’ health and she is also passionate about preventive medicine and creating positive, low-stress veterinary experiences that help pets feel safe and comfortable throughout their lives.
Outside of work, she enjoys cooking, traveling, exploring coffee shops and spending time with her friends, family, and her cat, Jax.