4153 Acorn Hill
San Antonio, TX 78217



Our Team

Clint Powell, DVM

Dr. Clint Powell graduated Magna Cum Laude from the Texas A&M University College of Veterinary Medicine in 2008.

He also graduated Magna Cum Laude as an undergraduate from the Texas A&M University College of Biomedical Science in 2005.

Dr. Powell is a member of the American Veterinary Medical Association, and the Veterinary Medical Association of Bexar County.

Dr. Powell and his wife live in San Antonio with their two sons Luke and Logan, and Golden Retriever Sugar. He has practiced in the San Antonio area since graduation.

Dr. Powell enjoys all aspects of veterinary medicine and is happy to provide his clients and patients with high quality internal medicine and surgery.

Stephanie Horstmann, DVM

Dr. Stephanie Horstmann graduated Summa Cum Laude as an undergraduate from Texas A&M University with a degree in biomedical sciences in 2006 and graduated Cum Laude from Texas A&M University College of Veterinary Medicine in 2010.

Dr. Horstmann is a member of the American Veterinary Medical Association, the Texas Veterinary Medical Association, and the Comal County Veterinary Medical Association.

Dr. Horstmann and her husband, Dallas, whom she married in 2010, both grew up in San Antonio. They welcomed a baby girl, Addison, in the fall of 2014. They have a dog named Dodger and a cat named Riley. Dr. H, as she is known around the clinic, enjoys the outdoors, reading, baking, and spending time with her family.

She thoroughly enjoys the preventative and internal medicine aspect of veterinary medicine.

Sugar, Clinic Greeter

Sugar is our official clinic greeter.  She is a golden retriever belonging to Dr. Powell.  Sugar has been with Dr. Powell since he attended Texas A&M University and now comes to work every day with him.

Sugar enjoys sleeping, eating treats, and saying hello to everyone as they come in.

 Amanda, Office Manager

Amanda is the office manager at Acorn Hill Animal Hospital. She attended University of Central Florida where she obtained a Bachelor of Science, Forensic Science.

Amanda lives in San Antonio with her boyfriend, her cat Artemis, and her dog Iphigenia. She is an Independent Beauty Consultant with Mary Kay Cosmetics and loves helping women feel beautiful in their skin.  She enjoys doing karaoke, playing bass guitar, and going tubing on the river with friends. Her latest endeavor is learning to play the electric guitar!

Before moving to Texas, Amanda was a preschool teacher for eight years in Florida. She started at Acorn Hill one month after moving to San Antonio in 2013 and became the office manager in 2015. She is also an active member of Cimarron Praise United Methodist Church, in their praise and worship team, leadership team, and the nursery supervisor.

In the future, Amanda hopes to be married with a child or two, in a nice home with a big garden in the back yard.

Melissa, Lead Veterinary Technician

Melissa is the lead veterinary technician at Acorn Hill Animal Hospital. She has worked with Dr. Powell at his previous clinic and since Dr. Powell took over Acorn Hill Animal Hospital.

Melissa lives in San Antonio with her dog Coco, and her two cats Gary and Zooey.

Melissa enjoys spending time with family and friends, playing video games, all things to do with makeup, and touring Austin.

In the future, Melissa sees herself attending school to become a Certified Veterinary Technician.

Lisa, Surgical Technician

Lisa is the surgical technician at Acorn Hill Animal Hospital. She attended the Veterinary Technician Program at Poteet Technical College.

She lives in La Vernia, TX with her husband, their two dogs Jack and Hunter and their cat My.

Lisa enjoys riding Harleys and traveling in their RV. She is an avid gardener, loves to crochet and spend time with her three grandchildren.

In the future, Lisa sees herself retiring.

Brendon, Customer Service Representative/IT Technician

Brendon is a part of our Customer Service Team and IT specialist.  He attended Spokane Community College where he obtained an Associates of Applied Sciences.

Brendon lives in San Antonio with his two dogs Rocko and Boog. He was originally born in Berlin, Germany and grew up in a military family. He’s extensively traveled the US and lived overseas in Germany and the Azores.

Brendon enjoys video games, table-top roleplaying games, attending concerts, and learning about and fixing computers and other electronics.

In the future, Brendon wants to get into the IT industry more, and hopefully get into the public sector providing IT support in a government setting.

Sarah, Veterinary Technician

Sarah is part of our Customer Service Team. She graduated from St. Mary’s University with a Bachelor of Arts in Marketing.

Sarah has two dogs named Oliver Queen and Mai, as well as three cats named Kahleese, Kiaba and Odie. She is a huge fan of boardgames and Broadway musicals/shows. Her favorite board game is “Castles of Mad King Ludwig” and her favorite Broadway show is “Wicked”. Sarah says if she could do karaoke every night, she would!

In the future, Sarah hopes to run her own veterinary clinic as fantastic as Acorn Hill Animal Hospital.

One comment on “Our Team

  1. Thank you for your concerns and compassion for my sweet, sweet Sugar. Letting her go was absolutely the hardest thing I have ever done. But I know she now rests in peace, no longer struggling every day.

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