Services
With over 30 years of experience serving the San Antonio community and thousands of satisfied customers to prove, we are confident that you’ll be pleased by our higher standard of service. We are passionate about going above and beyond to ensure that you have what you need to experience non-stop maximum comfort every day.
When you need a heating or air conditioning service, think Zimmermann! We're available 24/7 for emergency services. Contact us today!

We Care About Our Customers
See What They Have to Say About Us-
“I requested a service and inspection from Zimmermann AC and Heating 3/23 and Omar arrived promptly and took care of it quickly and professionally. My husband stated that our AC hasn’t worked this well since we purchased the home.”
- Merry G. -
“The recommendations were sorted by what was really needed and what could wait for later. James was careful to explain why the recommendations were being made as well. I am so pleased with Zimmerman. I highly recommend this company without reservation.”
- Roberta H. -
“Luke and his team are professional and take time to explain everything and answer any questions. Zimmermann AC makes sure that the job is done right and professionally. I highly recommend them.”
- Jeffrey Flores