Sierra LLC Air Conditioning & Heating

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(702) 830-7553
24-Hour Service

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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

    "Tyrone K. was courteous and very knowledgeable. He explained the mechanics of our system in terms we could understand."

  • 5

    "Derek Serge at Sierra LLC is a true professional. He was here for several hours working on the ac unit and did a wonderful job. He also explained all our options in great detail and was very patient with us. He should be commended for his hard work ..."

  • 5

    "Matt's service exceeded my expectations. He was thorough, patient and very knowledgeable. Matt shared helpful information to assist me in understanding and managing my unit, and he set the service bar extremely high! Thanks Matt for the excellent ..."

  • 5

    "The technician who name is Wayne, was very knowledgeable and he explained what he would be doing in regards to my a/c, heater, and water heater units. After inspecting all, he showed and explained to me what was going on with them and what needed to ..."

  • 5

    "Larry is the guy everyone should see before any other a/c person, he cut through the chase and fixed what four other companies just "put a band aid on". Our system was never better. Thank you for everything Larry!!"

  • 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

    "Lovely and knowledgeable conversation with Yvonne. She explained all the different options and she arranged the maintenance plan over the telephone, and the service will take place within 24 hrs. Highly recommended."

  • 5

    "Our field technician, Darryl Olson, was outstanding in communicating all of the information that I requested regarding the repair or replacement of our home comfort system! Darryl answered all of my questions and helped me see the options for my ..."

  • 5

    "Great customer service and Drew took me thru each issue and explained everything in detail"

  • 5

    "Sierra Air have been servicing our home since 2011 and I only have praises for them. They're very flexible with scheduling services and their technicians are punctual and courteous. Their prices are reasonable and they always do a good job. But most ..."

  • 5

    "It doesn't GET better than this! After a week long dragging of feet and a major struggle with a competitor, I called Sierra, LLC and was thrilled to speak to a local office (not a call center). Jeremy was out same day for a diagnosis and quote, and ..."

  • 5

    "Of course my A/C unit went out on the hottest day off the year...I called Sierra Air who had their technician out in a few short hours, no emergency service fees!! Unfortunately the unit had to be replaced but the pricing was extremely fair, the work ..."

  • 5

    "Service tech Al was very thorough. Worked in a timely manner will request Al for future service calls."

  • 5

    "Tyrone is great! Tyrone did a complete check up of our two HVACs and even replaced a failing capacitor in one of them. Very friendly, clean worker, and expertly qualified. Robin did a super job of scheduling Tyrone's visit so he could come earlier ..."

  • 5

    "Sierra's technicians arrive on time, are careful, explain their work and don't try to sell me things I don't need. All things I definitely appreciate!"

  • 5

    "Matt did a complete inspection and showed me areas of concern that would increase the life of my system. He showed me the products and prices of what would be replaced. Was very business-like, no pressure; but, answered all questions. Knows his stuff ..."

  • 5

    "My summer service was performed today. Tyrone was clearly knowledgeable and skilled. I have total confidence in Sierra Air to address my current issues as well as future issues. I appreciate being given a total assessment."

  • 5

    "Appreciate the professional and efficient service. Gregory was wonderful!"

  • 5

    "We have used Sierra Air Conditioning & Heating for our AC and Heating maintenance needs for 16 years, and always been pleased with their service. This includes spring and fall preventive maintenance checkups, and the installation of entirely new ..."

  • 5

    "Todd was very professional and gave us some useful information. I would recommend him to other customers."

  • 5

    "Frank H. was very professional. We are very happy with Sierra LLC. We have had them come for maintenance twice and were happy both times. This time Frank replaced the AC motor and capacitor under warranty. Great preventive maintenance. Highly recomme ..."

  • 5

    "Called Sierra, LLC to repair a hole in insulation on a line to my outside unit (main unit is in attic) and routine twice-yearly maintenance. Jeremy B. was my field service tech and I learned so much about my 12 year old unit due to Jeremy's thorough, ..."

  • 5

    "Wayne E is a great technician who is punctual, polite, friendly, knowledgeable and patient. He explained everthing that was wrong with my units and the resolutions; took pictures when he diagnosed the problems showing the issues and pictures after to ..."

  • 5

    "I am so glad I contacted Sierra. They save me $10K. I originally contact Elite Heating and Cooling and they wanted to replace my entire furnace, coils and condenser in my air conditioner. When all I need done was the motor replaced in my furnace ..."

  • 5

    "I've used Sierra since the purchase of our new home. The initial reason was because the were the ones who installed the unit in our new built home. Over time they have proved to be professional and thorough with their service. Very happy with each ..."