Experience Quality HVAC Services from Diamondback

Comprehensive Solutions for Your Home Comfort

At Diamondback our service and maintenance department is staffed with highly trained technicians that are dedicated to maintaining and servicing you. Throughout our extensive experience we are dedicated to focus on YOU the customer. We want you to have a satisfying experience no matter what service we provide.

Castle Hills HVAC Solutions | Diamond Back ACR | About, St Hedwig ,TX ,HVAC Solutions
Castle Hills HVAC Solutions | Diamond Back ACR | About, St Hedwig ,TX ,HVAC Solutions

AC Repair Services

When it comes to AC repair services, trust Diamondback to provide quality and efficient service. Our team of highly trained and certified technicians are experienced in repairing all makes and models of air conditioners. With our range of comprehensive services, you can rest assured that your home will stay comfortable all year round.

Castle Hills HVAC Solutions | Diamond Back ACR | About, St Hedwig ,TX ,HVAC Solutions


HVAC Repair and Installation

Diamondback offers a wide range of HVAC repair and installation services. We specialize in repairing and maintaining all makes and models of heating and cooling systems, providing you with reliable and cost-effective solutions. Our team is also experienced in repairing and installing new HVAC systems, ensuring that your home stays comfortable for years to come.


Affordable HVAC Protection Plans

Keep your HVAC systems running at optimal capacity with an affordable HVAC protection plan from Diamondback. Our protection plans are designed to provide budget-friendly solutions for all your HVAC needs. With our protection plans, you can rest assured that your home will remain comfortable and protected all year long.


Quotes and Appointments

Diamondback makes it simple to schedule an appointment, and request a quote for our services. Whether you call, submit a request form, or book online we prefer our customers to be comfortable. Our 24/7 service allows us to accommodate you whenever is convenient for you. Be sure to sign up for our HVAC maintenance plan and get a month free with an auto draft!

Partner with a Leading Repair Service Company

Diamondback continues to provide the highest quality workmanship in the crossroads area with a strong focus on service and repair.

Variety of HVAC Services


Here at Diamondback, we are dedicated to providing a variety of services. Our goal is to accommodate you as best we can so that we become your go-to service and maintenance department. We are confident in our skills and are eager to assist you in any way we can.


When winter arrives it’s essential to have a functioning heater. We are dedicated to making sure you have effective heating. It is essential to make sure your heat is operating properly, not just for efficiency but for fire safety Whether it’s your furnace, heat pump, or boiler we are prepared to repair any of these.



The summer heat can be exhausting, so be sure your AC is working properly. If you need AC System installation or replacement we can build an affordable system. Whether you need a tune up or a full on AC repair we are prepared to fix any problem you may be experiencing.


We offer refrigeration installation, repair, and maintenance for commercial refrigeration equipment. With our 24/7 emergency services we can ensure that your business keeps running smoothly. We offer our services to grocery and convenience stores, florists, delis, restaurants as well as other businesses.


Diamondback is well versed in small and large industrial and commercial HVAC system installations. We are competitive in our pricing as we strive for the highest quality standards.

Team Up with Diamondback

Give us a call or visit us today to schedule a service appointment.

Providing for La Vernia, TX

We have been providing for Wilson County, Bexar County, and the surrounding areas for years. We supply the highest quality workmanship in all new installations, service, repair and replacements on all major brands. Our certified professionals take pride in their work, so you are never unsatisfied.

Quality Work and Customer Satisfaction Guaranteed


“Fast, reliable service. They explained the work while they were doing it and got us back in business quickly. Price was reasonable and they were able to come out in just a few hours. Won’t hesitate to call them again.”

Joel Wetzsteon

My experience with Diamondback was wonderful! From the receptionist/scheduler, Tina, to our technician, Paul, our service was prompt, friendly and professional! 5 stars from this homeowner!!”

Jessie Silvers

I called and got a friendly and prompt response. They listened to our problem and current situation and we’re accommodating to both! The technician was very polite and professional! He was up front with us about the situation and the cost and wasn’t pushy about what we should do. He gave us the information and let us make our own decision. We will definitely use them again!!”

Jessie Silvers

Diamondback Air Conditioning, Heating and Refrigeration

 Diamondback is a locally owned and operated HVACR company based in La Vernia, 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.

457 County Rd 347, La Vernia, TX 78121

(210) 409-7271


Connect with Diamondback Today! Our technicians are eager to help