Denver Air Conditioning

Certified Air Conditioner Contractors


Our certified technicians are experts in air conditioning technology and the latest innovations in green technology. We start every project with the goal of providing an enjoyable experience for the homeowner. From start to finish, our courteous, professional technicians work with the homeowner every step of the way. It is our goal to ensure that that your issues are resolved and the project is completed to your expectations.

Our valued residential customers have come to depend on us for timely, quality, and affordable air conditioning servicerepair, and replacement solutions. Whether you need a quick, dependable air conditioning repair or a new cooling system, 1st Choice Mechanical LLC should be your first choice.

An AC unit in Denver

1st Choice Mechanical Residential and Commercial Cooling Services

  • Air conditioning system diagnostics
  • Refrigerant leak detection
  • Air conditioner tune-ups & maintenance
  • A/C drain line cleaning
  • Zone control systems
  • Air filter replacement
  • Thermostat replacement
  • Air Conditioning Tune-Up Plans
1st choice mechanical van

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1st Choice Mechanical LLC - Reliable Service in Denver

Local AC Experts in Denver, CO

Cooling Installations

Maintaining a well-functioning air conditioning unit is essential in Denver. When your air conditioner quits on you, you need a company you can trust to get it up and running quickly and correctly. Our expert technicians have the skills and knowledge to repair any air conditioning problem. It is also a good idea to have a trained expert look at your system from time to time to make sure it is still functioning at its top capacity.

Air Conditioning System Maintenance

Your air conditioning system has regular maintenance requirements to perform at optimal efficiency and work safely. Every cooling system should be inspected by a professional at least twice each year to verify that the system is operating properly. Through proactive maintenance, you can save on utility bills and add to the life and longevity of the system.

Air Conditioner Replacement

Should your air conditioning system be broken beyond repair, our knowledgeable technicians can install a new one quickly to offer top comfort for you and your family. If you wish to upgrade the system because of its inability to operate safely or consistently, our team would be happy to help you pick from a wide assortment of dependable home air conditioning units with extended warranties providing up to 10 years of coverage.

Why Hire a Professional Contractor for your AC?

The cooling efficiency of an air conditioning (AC) unit depends on many factors. It's not as simple as just turning on the switch and letting it run like a fan or furnace. Like anything else, there are proper procedures to follow when troubleshooting and maintaining your system because you want to get the most out of your investment. To ensure maximum energy efficiency, your AC unit needs to be installed and maintained properly. The most common reason people choose to hire professionals is for their experience and training. And this is especially true when it comes to the complicated world of air conditioning systems. By hiring a professional, you'll be sure that they are doing their job right. 

1st Choice Mechanical LLC is your top-notch AC contractor for any of your AC servicing needs!

A family staying warm together

Well-functioning heating and A/C systems are imperative to your comfort, both in the office and at home. At 1st Choice Mechanical LLC we pride ourselves on our ability to keep those systems up and running. Our trustworthy technicians guarantee your satisfaction 100% of the time. We understand that this equipment is an investment for you, and we always ensure you’re getting the most for your money. For trustworthy HVAC service and installation, consider us your go-to.