Always Thayer for you!

Trusted HVAC Company in New Braunfels, TX

Our Featured HVAC Services

As a trusted HVAC Company serving New Braunfels and the surrounding Hill Country communities, Thayer Air Conditioning brings dependable heating and cooling solutions to homes and businesses that count on comfort year round. Our team handles everything from routine tune-ups and repairs to full system installations, always backed by honest recommendations and clear communication at every step. Whether it's a sudden breakdown in the middle of summer or a seasonal furnace check before winter sets in, our technicians bring the same level of care, precision, and respect for your home to every job. When you need comfort you can count on, we're the team ready to deliver it, day or night.

Heating

Trust Thayer Air Conditioning for reliable heat pump repairs that restore efficient performance and comfort to your home with minimal disruption and maximum care.

Cooling

Thayer Air Conditioning delivers prompt, precise AC repair services to keep your system running smoothly and your home comfortable, even in peak Texas heat.

Emergency Services

When your system fails unexpectedly, Thayer Air Conditioning offers fast, dependable emergency HVAC repairs to restore your comfort—day or night, any season.

Professional HVAC Company in New Braunfels, TX for Homes & Businesses

As a professional HVAC company in New Braunfels, TX, Thayer keeps homes and businesses comfortable through every season with dependable heating and cooling services built around quality and long-term value.

From fast AC repair, compressor and capacitor replacements, full system installations, AC maintenance, and tune-ups to furnace repair & replacement, heat pump services, and emergency HVAC repair, our team handles comfort problems the right way.

We also provide indoor air quality solutions, ductwork installation, thermostat upgrades, and ductless mini split installations for residential and commercial HVAC systems. With clean installs, accurate diagnostics, honest recommendations, and strong guarantees, we deliver HVAC solutions made to last.

Contact Us

Experience the Thayer Difference with Our HVAC Services

We are a family owned New Braunfels HVAC company built on trust, consistency, and doing right by our neighbors. Our reputation comes from showing up prepared, communicating clearly, and standing behind our work long after the job is done. Homeowners choose us because they want a go to HVAC partner, not a revolving door of technicians or sales pressure.

What sets us apart

We believe comfort should feel simple and confident. When you call us, you know exactly who you are getting and why it is done right the first time.

Experience the Thayer Difference

Striving for 5-Star Service – Every Time!

Honesty

Transparent solutions for your peace of mind.

Quality

Transparent solutions for your peace of mind.

Service

Transparent solutions for your peace of mind.

Timeliness

Efficient solutions delivered on your schedule.

Thayer Comfort Membership

New Customer Join for Just

$99

50% Off Your First Year

Renews annually at $199

Member Benefits
VIP Priority Service
15% Off Repairs & Replacement
Complimentary Seasonal Visits
Extended Repair Warranty
no After-Hours Dispatch Fee
Better service. Member Savings. Priority when you need us most

What Your Neighbors Are Saying About Us

Jessica B.
★★★★★
I can’t say enough good things about Thayer AC. From the first call, they were responsive and professional. They came out quickly, took the time to explain what was going on, and were incredibly honest about what did and didn’t need to be fixed. No pressure — just straightforward, trustworthy service. It’s rare to find that these days. You won’t regret calling them. I am so thankful I did. I honestly feel like I would’ve spent so much more calling anyone else. Highly recommend!!
Virginia S
★★★★★
I am very pleased with Angel for getting my unit back up and running. I appreciated that he was patient with me in answering all my questions and addressing my concerns. He was also very thorough in his inspection of the unit and seemed very knowledgeable about what he was doing. I understood exactly what was wrong with my HVAC and learned how to prevent this situation from happening to my unit in the future. Thank you, Angel!
Karen T.
★★★★★
We've been using Thayer for about a year and they are much better than the previous company we used. We just had the whole system replaced and are very happy with it. Vincent always arrives with a smile on his face. He is very friendly, professional and courteous. Highly recommend.
Sean L.
★★★★★
We have been using Thayer for a few years now and have been impressed with their responsiveness and professionalism. We just recently had Vincent out to do our semi-annual checkup and he was professional and thorough in the process and gave our system a clean bill of health. It is nice to have a trusted company to help with the maintenance and upkeep of our HVAC system.
Julianna C.
★★★★★
Thayer has been awesome! Vincent has been incredibly kind and helpful in my interactions with him. Explaining things well and answering all my questions. He works hard to get things sorted out for us quickly!
Joseph W.
★★★★★
My AC went out at the very start of summer. I called Thayer and they immediately came out and were able to put in a new unit the same day! Exceptional service, great professionalism, and easy to work with. Highly recommended!
Michael
★★★★★
Tech Angel was on-time, professional and courteous! He spent time explaining the service and answered all my questions. Service was completed quickly and efficiently and he made suggestions on additional service items to prolong the life of my HVAC system. I would recommend Thayer AC for all your HVAC needs!
Ed S.
★★★★★
Office staff and technicians were very professional and friendly. The technician Gavin was knowledgeable and was able to explain the repairs and service. He took photos and answered all my questions. I will continue to use Thayer AC service and I appreciate Gavin’s polite and efficient work. I will recommend Thayer AC and Gavin to others.
Anne S.
★★★★★
Vincent is prompt, knowledgeable and an all around great service tech and has been for the last 3 years. We trust his expertise and hope he continues to be our service tech indefinitely. We would recommend him to anyone looking for HVAC services or maintenance.
Priscilla V.
★★★★★
Amazing Service! Very respectful staff. I have been with another AC company for over 10 years and was hesitant to try someone new, SO Thankful I did! Thayer AC company in New Braunfels, I would HIGHLY recommend their services! Very Honest Technicians and so helpful too.

Our Most Popular Blog Posts

Why Fall Furnace Maintenance Pays Off for Timberwood Park, TX Homeowners

Fall furnace maintenance pays off in Timberwood Park, TX, because a tune-up before the first cold snap finds small problems while they are still small, keeps heating costs steadier, and confirms the system is running and venting safely. A furnace generally needs professional service once a year, and early fall is the right window in north Bexar County because the heating season here is short, but it arrives without much warning. A maintenance visit covers cleaning, component testing, airflow checks, and a safety inspection by a trained technician. For most Timberwood Park homes, that one visit is the difference between a quiet winter and a service call on the coldest night of the year. Why Timely Fall Furnace Maintenance Matters for Home Comfort Timely fall maintenance matters because it puts your furnace in known good condition before you depend on it. Homes around Blanco Road and just off US-281 sit

Read Full Article

Common Heat Pump Problems Stone Oak, TX Homeowners Face in Cooler Weather

The heat pump problems Stone Oak, TX, homeowners see most in cool weather are air that feels cool instead of warm, short cycling, uneven room temperatures, unfamiliar noises, ice that stays on the outdoor unit, and a heating bill that climbs without explanation. Central Texas winters bring short cold snaps and occasional hard freezes rather than a long northern winter, so a heat pump here works in mild conditions most of the season and then gets tested hard for a few days at a time. Those freeze events are when weak components show themselves. Thayer Air Conditioning diagnoses and repairs these issues for neighbors across Stone Oak, so your home holds its heat when the temperature actually drops. Common Signs Your Heat Pump Needs Attention Your heat pump signals trouble through changes in sound, output, and cost. Anything new compared to last season is worth a closer look. Grinding, screeching,

Read Full Article

Furnace Won’t Heat? What North San Antonio, TX Homeowners Should Do First

If your furnace will not heat in North San Antonio, TX, start with the four checks you can safely do yourself: set the thermostat to heat a few degrees above the current room temperature, look at the air filter, make sure the supply vents are open, and check the breaker that feeds the furnace. If you smell gas at any point, leave the house first and call your gas utility from outside. If those four checks do not bring the heat back, the fault sits inside the system and needs a trained HVAC technician. What Are the Common Signs Your Furnace Isn’t Heating Properly? A failing furnace usually gives you several signals before it quits completely, and catching them early is what separates a simple repair from a cold house on the first real cold snap. The most common sign is uneven heat. Some rooms feel comfortable while others stay

Read Full Article
Loading schedule form...