HVAC Company in Seguin, Texas

From installations to repairs, we are your one-stop shop for your HVAC unit.

Seguin, Texas, is now home to premier HVAC services designed to ensure your ultimate comfort. Our team is committed to delivering fast, efficient solutions for all your heating, cooling, and ventilation needs, ensuring your space is always welcoming.

| Comprehensive Solutions

Our HVAC Services

Our wide range of HVAC services is here to address every need, keeping your systems efficient and dependable.

AC & Dryer Duct Cleaning

Effective AC and dryer duct cleaning for fresh air.

AC Tune Up

Keep your AC efficient with our reliable tune-up.

Air Conditioning Installation or Replacement

Expert AC installation and replacement for cool comfort.

Air Conditioning Repair

Dependable AC repair to keep you cool and relaxed.

Boiler Repair

Trustworthy boiler repair to keep you cozy always.

Furnace Repair

Dependable furnace repair to keep you warm always.

Heat Pump Repair

Reliable heat pump repair to keep you comfortable always.

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Dependable AC Service and Repair Provider

Struggle with AC issues in Seguin no more. Our team is on standby to address and fix your cooling problems, ensuring your home remains a sanctuary against the Texas heat. We pride ourselves on providing swift, reliable services to get your system back on track.

Personalized HVAC Care

We provide HVAC services customized to the specific needs of your Seguin home or business.

Year-Round Comfort

You need your HVAC system running properly all year. Our services ensure your comfort in all seasons, from scorching summers to chilly winters.

Energy-Efficient Solutions

We focus on energy-efficient solutions to help you save on utility bills while maintaining comfort.

We Offer 24/7 Emergency Services

For all your HVAC needs in Seguin, rely on us for dependable and efficient service.

550+ 5 Star Reviews

Posted on Google Google
Mark Buainain profile picture
Mark Buainain
0 days ago
Google star 1Google star 2Google star 3Google star 4Google star 5
They are good company and I love working with them every year. Matt and Ian are great people so is the owner. Thanks, Mubark.
Posted on Google Google
Michael White profile picture
Michael White
4 days ago
Google star 1Google star 2Google star 3Google star 4Google star 5
Friendly customer service and technician are professional and complete their job with exceptional quality.
Posted on Google Google
Jose Perello profile picture
Jose Perello
24 days ago
Google star 1Google star 2Google star 3Google star 4Google star 5
My experience with DIAMONDBACK was excellent.They were honest, efficient and friendly. I recommend them.
Posted on Google Google
ricardo munoz profile picture
ricardo munoz
25 days ago
Google star 1Google star 2Google star 3Google star 4Google star 5
They worked with me to come out on a date/time that was more convenient for me. The gentleman that came out called in advance to let me know who he was and that he was on his way. He showed up on time and did a professional thorough job.
Posted on Google Google
Greg White profile picture
Greg White
49 days ago
Google star 1Google star 2Google star 3Google star 4Google star 5
Chris was very knowledgeable and efficient. He kept me up to date with my project at all times
Posted on Google Google
Ken Radomam profile picture
Ken Radomam
57 days ago
Google star 1Google star 2Google star 3Google star 4Google star 5
Technician was exceptional, knowledgable and very easy to work with. Would highly recommend this company.
Posted on Google Google
Dorcas Branecky profile picture
Dorcas Branecky
59 days ago
Google star 1Google star 2Google star 3Google star 4Google star 5
Technician Ian came out and was extremely courteous and so helpful. He took his time explaining everything and resolved our issue. Great customer service!
Posted on Google Google
Derek Smith profile picture
Derek Smith
59 days ago
Google star 1Google star 2Google star 3Google star 4Google star 5
We use Daimondback for our primary home. Daniel was great! He performed our HVAC inspection for our new property and we will use them again. I highly recommend!
Posted on Google Google
Jeffery. Esparza profile picture
Jeffery. Esparza
59 days ago
Google star 1Google star 2Google star 3Google star 4Google star 5
Very professional and informative
Posted on Google Google
Carol Rettele profile picture
Carol Rettele
67 days ago
Google star 1Google star 2Google star 3Google star 4Google star 5
Always delivers and service technicians are knowledgeable and respectful!
Posted on Google Google
Just a Dad profile picture
Just a Dad
77 days ago
Google star 1Google star 2Google star 3Google star 4Google star 5
Quick response time, extremely knowledgeable, friendly service. Put a call in for an electrical issue on a down A/C unit. Chris arrived within 2hrs, and quickly put my wife at ease. Thank you for being there when we needed.
Posted on Google Google
Ken Journey profile picture
Ken Journey
78 days ago
Google star 1Google star 2Google star 3Google star 4Google star 5
Dillon from Diamondback did an excellent job! He was prompt, professional, and informative. I signed on to their Gold Service Plan.

| Service Areas

Serving Seguin, Texas and Surrounding Areas

Seguin, Texas, is a historic city located east of San Antonio, known for its heritage and welcoming atmosphere. The city combines its historical charm with modern conveniences, offering residents a balanced lifestyle. People in Seguin appreciate the local landmarks, recreational opportunities, and the sense of community found throughout the area.

Sebastopol House Historic Site

The Sebastopol House Historic Site is a well-preserved antebellum home in Seguin, Texas. Built in the 1850s, this historic landmark offers guided tours that provide insight into the early history of the region.

Max Starcke Park

Max Starcke Park is a popular recreational area in Seguin, Texas, offering a range of activities, including golf, swimming, and picnicking. The park runs along the Guadalupe River, providing scenic views and opportunities for water-based recreation.

Texas Agricultural Education and Heritage Center

The Texas Agricultural Education and Heritage Center in Seguin, Texas, is dedicated to preserving and showcasing the state’s agricultural history. The center offers educational exhibits, events, and programs that highlight the importance of agriculture in Texas.

Diamondback Air Conditioning, Heating and Refrigeration

Diamondback is a locally owned and operated HVACR company based in Seguin, Texas. Whether it be refrigeration, heating or cooling systems, our trained technicians are more than happy to provide the best service for our customers. All our installers and technicians are trained on a regular, on-going basis so that we are prepared for any situation.

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