Whether you need furnace installation services or emergency heating repairs, we’ve got you covered.

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We provide the best HVAC services in Denver. Contact our professional team of experts to get your new AC installed quickly.

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If you’re having a hard time with indoor allergens, a whole-house filtration system can help alleviate symptoms.

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Looking for HVAC services in Castle Rock? We offer 24-hour service and the best maintenance plans, including seasonal cleanings and other services.

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Your Comfort Is A Part Of Our DNA

If you’re living in areas like Denver, Parker, Aurora, etc., it is important that you have a functional HVAC system. With the weather taking unexpected turns, your heating and cooling systems need to be used accordingly. D&A Heating and Air offers professional services at the best rates saving you time. Find the best professional services for your home at your doorstep.

Our Services

24 Hour Emergency Service! Call Us at (303) 834-3393

Don’t Wait, Call NOW!

Putting 22+ Years Of Experience To Work For You

Why hire us for HVAC companies in Denver, Castle Rock, Parker, Lakewood & Aurora? Because you’ll be working with an HVAC contractor who has more than two decades of industry experience. You can count on us to explain every detail so you know exactly what you’re getting.

Fixing your HVAC systems on your own when they break down could be a task that escalates your problems. So instead of opting for DIY repairs, you can hire an experienced HVAC contractor from D&A Heating and Air, the best HVAC company in Denver, Castle Rock, Parker, Lakewood & Aurora. Our team knows how to work with a variety of HVAC equipment from trusted brands, like Trane, REME, Halo, and RGF. Plus, you can be sure our team will get the issue resolved in a timely manner.

Schedule Service

Or Call (303) 834-3393


    • Our AC installation by D&A Heating and Air was stressfree. They made sure everything was set up perfectly, leaving us with efficient cooling and peace of mind.

      Richard Martin Avatar Richard Martin
      September 26, 2023

      D&A Heating and Air's furnace repair saved us from the cold. Their quick response and effective solution got our heating back on track. Thank you!

      Blake Fields Avatar Blake Fields
      September 26, 2023

      If you need a furnace installation done right, choose D&A Heating and Air. Their technicians are experienced, ensuring your comfort during the colder months.

      Mason Roland Avatar Mason Roland
      September 24, 2023

      Seamless furnace installation by D&A Heating and Air. Their team's expertise and commitment to customer satisfaction shine through in their exceptional service.

      Holly Bishop Avatar Holly Bishop
      September 20, 2023

      This was my first time using this HVAC company and I had a great experience. The tech identified and fixed the problem with my mini split. He was helpful and even provided preventive recommendations. I signed up for their annual maintenance service.

      Louise Brousse Avatar Louise Brousse
      September 13, 2023

      D&A technicians efficiently diagnosed and resolved any problems with my HVAC system.

      Fernando Tucker Avatar Fernando Tucker
      September 6, 2023
    • The AC installation was handled with expertise. I'm a happy customer!

      A Google User Avatar A Google User
      August 27, 2023

      Thank you, D & A Heating and Air, for the prompt furnace repair. It was much needed!

      A Google User Avatar A Google User
      August 27, 2023

      They repaired our furnace on Monday. The tech arrived on time and got straight to work and did the repair in no time. Very happy!

      Andrew Payne Avatar Andrew Payne
      April 27, 2023

      We woke up last Friday and the heater was not working. We asked our neighbors if they liked the company that replaced their AC and hot water heater last year and they said YES! After our experience we feel the same way! When they found out we had children in the house and were expecting out of town company they sent Austin who arrived within an hour. He checked all the circuitry and found our problem, informed us of our options and helped us pick our best option for correct unit size and clean air/filtering for our severe allergies. Noah brought by space heaters to keep us toasty warm until they both showed up to install our new furnace on Monday. Dan in the office helped us find the right financing and helped us fill out the online paperwork. All three of the men we worked with were gentlemen, patient, answered all our questions, completely professional. I highly recommend them to anyone needing/seeking heating & air services.

      Lana Smith Avatar Lana Smith
      March 27, 2023

      Fast & prompt service! I recommend D&A for any A/C needs you may have

      Janet Bradley Avatar Janet Bradley
      March 27, 2023

      Great service techs who got the job done in a timely and professional manor. Highly recommend if you need a new furnace fast and the job done right. Noah and Austin were awesome.

      Cody White Avatar Cody White
      January 7, 2023

    Servicing All Brands!

    LAKEWOOD CO AC & Furnace Repair | Trusted HVAC Service

    Keeping your home’s AC and furnace in proper condition isn’t just a nice thing – it’s a must! Repairing faulty systems not only keeps you comfortable, especially on those hot summer days or cold winter nights but can also help lower your energy bills and the overall wear and tear of these systems. 

    While scheduling repairs may feel like an inconvenience, when done correctly, they may save you money and effort in the long run. Besides, nothing beats the feeling of coming home to a fantastic house on a scorching day or a warm cozy one on a frosty night – so don’t leave it up to chance! Get your AC and furnace checked regularly for repairs.

    When it comes to AC & Furnace Repair, it’s essential to find a team with the experience and knowledge necessary to ensure that your home comfort is restored quickly and efficiently. That’s why you should hire us, your very own trusted HVAC Service. 

    Need Your Air Conditioner or Furnace Fixed? Call Our HVAC Pros!

    Are your HVAC problems causing a chill in more than just the air? Don’t worry- we have you covered with our certified and skilled HVAC professionals. 

    Finding the right HVAC contractor for your home can be a leap of faith. Who do you trust to make sure the job gets done correctly? If you hire someone with less knowledge, they may take more time to repair and do the job badly. At our company, we understand how important it is to get the job done right, and that’s why we’re a perfect choice! 

    We take pride in our attention to detail, no matter how large or small the project is. Whether you’re looking for an upgrade, replacement, or installation, you can rest assured that our experienced team is equipped with the tools and knowledge necessary for top-quality results. 

    Our team of certified technicians has extensive knowledge in diagnosing and repairing more than just one type of equipment. We’ve built relationships with different manufacturers and understand their products so that you don’t have to worry about a thing. 

    In addition, not only can you trust us to diagnose and repair any AC & furnace problem, but we also provide some additional tips so that you can continue to invest in the long-term life of your equipment.

    We prioritize your satisfaction and promise premier service with every job we take. So don’t worry – let us handle it all! 

    Get Your Air Conditioning or Heating Repaired ASAP | Call Today!

    We’re highly trained and eager to help you live comfortably. Is poor airflow, no heat, or crazy temperatures keeping your family down? We can answer all of these questions and much more! Get your system serviced now and ensure that your house stays at just the right temperature all year round. 

    So don’t hesitate- to call us today and let our pros work their magic. After all, why settle for anything less than perfect when it comes to your comfort?

    Areas We Serve in Lakewood, Colorado

    80123. 80214. 20215, 80127, 80214. 80215, 80225, 80226, 80227, 80228, 80232, 80235, 80401, 80465


    Belmar, Belmar Park, Eiber, Southern Gables, Kendrick Lake, Green Mountain Townhomes, North Alameda, The Village at McCoy-Jenson, Marston Slopes, West Gate

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