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Las Vegas Air Conditioning & Heating Services

Service That Soars Above the Rest: (702) 830-7553

As a full-service heating and air conditioning company with 30+ years of experience, we are fully equipped to handle even the most complex HVAC jobs. Whether you are in need of heating or cooling maintenance, repairs, installation, or replacement services in the Las Vegas area, we will get the job done right the first time. Our knowledgeable technicians have decades of combined experience and a reputation for exceeding customer expectations.

When you choose to enlist our services, we promise that you will not be disappointed.

You can't predict an emergency, but you can rely on our team 24 hours a day, 7 days a week. So in case an emergency does arise, there is no need for you to worry. We always deliver fast, cost-effective, and exceptional services. You will receive fair and upfront pricing from Sierra LLC Air Conditioning & Heating and there will be no extra fees no matter the time of day, week, or year you receive our service. We also stand behind all of our work with unmatched guarantees. Our highly trained technicians will go above and beyond to ensure you are 100% satisfied with our work!

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HVAC Experts You Can Count On

Family Owned & Operated. Your Satisfaction Is Guaranteed!

Home and business owners throughout the Las Vegas valley count on Sierra LLC Air Conditioning & Heating for high-quality air conditioning, heating, indoor air quality, repair, maintenance and installation services. Our reputable technicians have extensive experience and deliver superior customer service you can count on.

As a family-owned and operated business, we are customer-focused and value-driven. As such, we maintain the highest level of integrity, dependability, and service all backed by written guarantees.

When you secure our assistance, you can be confident that you have made the right choice. We have the solutions you’re looking for. Our knowledgeable and friendly team will treat you with the care and respect that you deserve while completing your HVAC job in a timely and effective manner. Call (702) 830-7553 now!

  • Free Estimates Provided

  • 24/7 Emergency Services

  • Your Satisfaction Guaranteed

  • Financing Available

  • Family Owned & Operated

Raving Customer Reviews

  • 5

    "I've known and used Sierra Air since they opened their doors and I wouldn't use any other company in the Las Vegas Valley. Darren the owner has always been fair and willing to discuss any issue or question I've had throughout the years. I started ..."

  • 5

    "Sierra Air and Jason Thack (30 years’ experience) are the BEST in Las Vegas area. First of all, my AC stopped working at about 4p on a Friday and to make matters worse, I live in a manufactured home and there are essentially, only 2 companies ..."

  • 5

    "Shawn, in addition to being thorough with the maintenance on my AC 'system,' explained and educated me to better understand the mechanics of the system. He was wonderful and patient and I felt so much integrity coming from him. What a refreshing ..."

  • 5

    "Service tech (Shawn B.) was awesome. Efficient, knowledgeable, personable/friendly. Explained everything he did, voiced possible concerns with our equipment but absolutely no high pressure sales pitch for anything. Refreshing!"

  • 5

    "Sierra Air is very professional and offers great service. Today, my technicians Wayne and Dan did an excellent job on the maintenance of my units (I have 7) Dan even took the time to draw a diagram for me to show how my system works. Everything ..."

  • 5

    "Jon was prompt and very professional. He explained what he was going to do in detail. He is very knowledgeable and upon completion, described how the fresh air handler works. The office staff at Sierra was a pleasure to work with. I highly recommend ..."

  • 5

    "Adam E. came out and assessed my system in no time. His wealth of knowledge on Electrical Engineering and Fluid Dynamics was evident. If you go with Sierra (and Adam E. as your tech); You will be nothing short of Safe and Happy"

  • 5

    "Will recommend Sierra LLC to all my family and friends. Very professional from the office to the field tech."

  • 5

    "Our technician, Wayne, was fast working, friendly and extremely efficient! He came to our business diagnosed the problem with our air conditioning, ordered the parts needed and was back to fix the problem all within the same week. The Office ..."

  • 5

    "Yvonne, the customer service rep, was wonderful and so prompt in returning my request for an appointment. She was thorough and very professional as she described the new programs which they offer. I feel confident that my heating and air conditioning ..."

  • 5

    "Wayne Eady, Sierra HVAC Service Tech. One of the BEST we've ever had! Knowledgeable, polite, courteous! Answered every question. Did not waste his time or ours. Wayne is best remembered for being conscientious & thorough. Five stars for Wayne Eady! ..."

  • 5

    "The people who work for Sierra LLC are exceptional. They are very knowledgeable and always know how to answer my questions and give me the best options. They are courteous and kind also, and I feel I can trust them to be honest. They are careful in ..."

  • 5

    "No problems here. I received a call to inform me of the arrival time. The tech arrived right on time. Fast and friendly service. Regular service, identified a failing capacitor and replaced same."

  • 5

    "The carbon monoxide monitor started beeping with the sign "GAS" on the screen. Called Sierra, Kesha answered and immediately sent a technician Matt B. to investigate. Upon arriving Matt didn't find gas (thanks God), the monitor was faulty. Matt ..."

  • 5

    "Greg was at my house within the hour of me calling for a tech to come out and troubleshoot my a/c unit. He was polite, professional and diagnosed the issues in less than 30 mins. Highly recommend Sierra LLC Air Conditioning to anyone having problems ..."

  • 5

    "I'm so grateful for Sierra Air and Wayne E!!! We purchased a 22 year old home and knew the A/C was old so I wasn't surprised when our house wouldn't cool down this week. My husband contacted Sierra Air and they scheduled a technician to come out the ..."

  • 5

    "Sierra Air was able to respond quickly for just a general inspection. The technician they sent was Todd. In all my 71 years I have never met a more personable professional. He took the time to explain everything to me in terms for a layman to ..."

  • 5

    "Sierra Ac and Heating Co. are great. Timely service, service person, Jeremy, was great and professional. Has always been on time and I would highly recommend them. It's so nice to have good and honest service. Thanks Sierra!"

  • 5

    "Honest & accurate diagnostic. On time. Kind attitude. Treats you like family!!"

  • 5

    "Tyrone did a very thorough job and was polite and considerate of my time. He made recommendations and left information about maintaining my a/c unit. Excellent job. Thanks Tyrone!"

  • 5

    "Jared arrived on time, very polite and courteous. He worked efficiently and quietly and did a great job checking out the air conditioning units and furnace. He gave me some good advice. Thank you, Jared."

  • 5

    "The gal on the phone was very pleasant. Todd was excellent. Very honest and personable. Very good experience overall!!"

  • 5

    "My HVAC unit was serviced by Technician Pro Tyrone Kelly. He was professional and thorough and answered all of my questions patiently and knowledgeably."

  • 5

    "The office staff is exceptional in scheduling service with a smile. The technician, Larry B, readily diagnosed the problem and quickly fixed it. It's comforting to know that you can get service 7 days a week, if necessary."

  • 5

    "Today, Thur, Mar 23, 2017, Jared provided us an inspection of our air conditioning. The best i can say about him may not be sufficient. He was professional, courteous, and knowledgeable. He even took his booties off and on after i told him he didn't ..."