Keeping Our Neighbors Cool & Comfortable Your Trusted Cooling & Heating Pros

Serving Castroville, TX & Beyond Since 1991

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HVAC Technicians in San Antonio, Texas

Serving Commercial and Residential Customers in Castroville and the Surrounding Areas

For over three decades, A/C Technical Services has been a source of comprehensive commercial and residential HVAC services, known throughout San Antonio, Castroville, and the surrounding areas for delivering top-quality services that keep our community comfortable, efficient, and functional. Locally owned and operated, our commitment to quality workmanship and customer satisfaction drives everything we do.

When you choose A/C Technical Services, you are working with licensed and insured HVAC professionals backed by over 50 years of industry experience. We know how to work with all types of heating and cooling systems, including highly specialized commercial setups. From targeted repairs and routine maintenance to complex installations, our team is equipped to handle projects of all sizes. With free estimates, 24/7 emergency availability, and same-day service options, we prioritize your comfort, convenience, and peace of mind.

Request your free estimate from our San Antonio HVAC technicians today by calling (210) 791-8172 or reaching out to us online!

We understand that every property has unique HVAC requirements. That’s why we pride ourselves on offering custom-designed solutions that address your specific needs. Whether it's comprehensive maintenance, intricate repairs, or cutting-edge installations, our services are tailored to work seamlessly with your daily life and operational goals.

Our expertise extends beyond traditional systems. We specialize in sheet metal fabrication, allowing us to create custom parts and systems for even the most complex projects. From ductless mini-splits and heat pumps to industrial designs, no challenge is too great for our innovative and skilled team. Plus, with financing and warranty options, we make it easy to access the quality heating and cooling solutions you deserve.

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Superior Services

Trusted Commercial & Residential HVAC Solutions

For over 34 years, we have been providing quality installation and maintenance to residential, commercial and industrial customers. We have built an excellent reputation because of our commitment to our clients.

Fast and Professional
“If you need an AC company. Go no further. Fast, professional, and great communication to take care of client.”

- John S.
Reasonable Price
“The office staff, especially Belinda is always friendly, provide excellent service and follow up when needed.”

- David F.
Great Service
“Only the best!”

- Matthew R.
Honest and Reliable
“
Honest and helpful
”

- Roberta H.
Top-Notch Service
“Absolutely the very best sub-contractor I've ever worked with.”

- David K.
Top-Notch Service and Quality
“I love this company!”

- Joseph D.
Professional and Knowledge
“Solid service with proficient technical knowledge.”

- Dan

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Recent Work

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Why Choose A/C Technical Services?

We’re Committed to Quality Customer Service With Every Job

Licensed & Insured
We make it easy for you to have confidence in the team you call.
Hablamos Español
Work with an HVAC technician who speaks your language.
Backed by a Warranty
We back all of our services with a warranty for your peace of mind.
Available Day or Night
No matter when you need us, we're ready to help.

Dedicated to Problem-Solving and Customer Care

At the heart of A/C Technical Services is a dedication to solving problems with efficiency and professionalism. Our ABC-accredited team is active in industry organizations, continuously staying ahead of HVAC advancements to provide you with the best solutions possible. Whether it’s an unexpected breakdown or the need for a system upgrade, we are here to deliver fast, effective results with minimal disruption to your life or business.

Customer satisfaction drives our business. Spanish-speaking technicians, flexible scheduling, and our commitment to being on time every time demonstrate how much we value your trust. Whether you’re seeking emergency solutions to an issue that’s brought your operations to a halt or exploring options for energy-efficient systems to lower your operating costs, you can rely on A/C Technical Services to prioritize your needs and deliver customer-focused excellence in every interaction.

Let A/C Technical Services support your business and help your home thrive – call us at (210) 791-8172 to request a same-day, weekend, or emergency appointment!

Proudly Serving Customers Across Texas

A/C Technical Services is proud to serve Castroville, Texas and other surrounding areas.

Castroville
San Antonio
Boerne
Cibolo
Converse
D'Hanis
Devine
Hondo
La Coste
Lytle
Natalia
New Braunfels
Schertz
Seguin
Universal City
Von Ormy