Heating, Cooling, & Air Conditioning Services in El Paso

We take care of all your residential and commercial AC Repair, HVAC, heating & cooling, air conditioning, and refrigeration needs in El Paso and Las Cruces.

Why Diaz Services?

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Experience and Trust

Diaz Services has been providing the El Paso area with quality HVAC maintenance and repair for 10 years. Whether you are looking for HVAC services, heating & cooling, air conditioning repair or installation, or looking to switch to refrigeration, we have the best service in the area. We are a licensed, bonded, and insured company with a workforce of certified and experienced technicians. Additionally, we provide prompt service so you don’t have to suffer through unfavorable conditions. We will keep your home or business comfortable all year long!

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Guaranteed Services

HVAC systems are essential year round. Refrigeration systems are growing in popularity. Your air conditioning system is critical during the El Paso summers. But you also don’t want to find yourself without a working system any time of year. We stand behind our qualified technicians’ work and therefore offer a 100% guarantee. We ensure maximum performance and efficiency on all the equipment we service. Whether you need a repair, standard service or a brand new installation — we’ve got you covered! At Diaz Services, we provide services for both residential and commercial HVAC systems. This includes service on a swamp cooler or a new refrigerated system installation. We also work on gas heaters and heat pumps. You can be confident in our services because our technicians have the advanced experience to fix and maintain your heating and cooling systems.

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Licensed, Bonded, and Insured

When your HVAC systems need maintenance, you want a team you can trust! Here at Diaz Services, we are licensed, bonded and insured. We have extensive experience with heating and cooling systems of all types. You can trust our work because we place a 100% guarantee on everything we do. This means you can be confident that the work will get done, and we’ll do it right the first time around. Your home will be comfortable all year around. Our hardworking team and years of experience make us the best choice. If your HVAC system requires maintenance or repair, give us a call!


Maintenance Services Available — Get Your Heating & Cooling Systems Inspected Regularly

We offer maintenance service programs. Regular maintenance is essential for a good working and long-lasting HVAC system, air conditioning, or any heating and cooling system. If maintaining your HVAC system hasn’t been on your to-do list, don’t worry, we can help change that. Our certified technicians will visit your property and conduct regular maintenances. This includes a regular inspection, cleaning, the changing of filters, and other services to ensure your HVAC system is running smoothly. Our experts can spot any trouble before they become bigger issues. Regular maintenance conducted by a pro will ensure the longevity of your HVAC system. Save yourself the stress, trouble, and extra cost by signing up for our maintenance service program today.

Air Conditioning Maintenance and Installation — Refrigeration & More!

Air conditioning is a pretty big deal in El Paso. The heat generally begins in March and ends around late September. For this reason, having a functioning AC is very important. We offer reliable repair and maintenance services. If your air conditioner is beyond repair, we can help select the right unit for your property and conduct a professional installation. If you are interested in refrigeration and thinking about converting from an evaporative cooler to a refrigerated system, we can help with that too. We are known as the only HVAC business to offer the lowest Freon price in the area.

Save Money

If you’re like any other El Paso home or business owner, your utilities are probably a large portion of your bills. Malfunctioning heating & cooling systems or inefficient refrigeration can cost you money and unnecessary hassles. With regular maintenance conducted by one of our experts, you can significantly drop your heating and cooling costs. Regular service will also extend the life of your system. We can set up a maintenance agreement to provide service on a regular basis.

Get Your FREE Estimate Today!

Whether it’s cold or hot outside, you want to make sure your home is at a comfortable temperature for you and your family. Contact Diaz Services to receive your free conversion estimate to make the switch to refrigerated air today!


*Senior and military discounts are available. Ask us for details!


*Be sure to ask about our financing options! Subject to credit approval.



No unnecessary parts and no unnecessary work, just a good technician who really knows what they are doing!.

- Laura, El Paso

Diaz services are very professional. They have great customer service and prices are unbeatable. Not only did they install my HVAC system but I call Mr. Manny Diaz for yearly maintenance services. Highly recommended!!!.

- Nancy, El Paso