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

    "I called on Monday for annual maintenance on my AC. I was scheduled for the next afternoon from 2:00 to 600 pm. I received a call at 1:30 saying that the tech was on the way and he arrived at 2:00 sharp. So I'm really happy so far. Wayne E., the ..."

  • 5

    "Your staff that looked after us during our water damage incident were extremely professional and courteous! All was taken care of in a very timely manner."

  • 5

    "Excellent team and company. No matter who I work with they are ultra professional and great at handling whatever issue I have. Beyond great at customer service. Thank you."

  • 5

    "My first experience with Sierra was in July when my 17 yr old unit stopped cooling. After waiting for another company to call back, and it was the second day without air, my son contacted Sierra Air. Since it was late in the day I didn't think anyone ..."

  • 5

    "Daryl was so great, very professional, I've always had exceptional service from Sierra, the people that man the phones have always been nice & helpful and the technicians have always explained what they are doing."

  • 5

    "All of Sierra Air people that we have worked with in the last 16 yrs have been very professional and accommodating."

  • 5

    "Keith and Al showed up on time (a little early actually, after the office courteously alerted us by phone and asked permission for them to arrive early). They were efficient, respectful and knowledgeable and provided good, updated maintenance ..."

  • 5

    "From a service perspective their technicians are courteous, professional and thorough. They have been to my home numerous times and have always done their best to address my issues. Dispatcher/office folk are equally pleasant and responsive."

  • 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

    "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

    "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

    "Matt is a very knowledgeable person for this company. We had many people come here to find out why our system was continually shutting itself off. Thank heavens for Matt he was the first man to find the problem created by a previous worker. Matt is ..."

  • 5

    "Laura the office staff very nice, and Don that came out to the house very professional. It was for a check up to make sure everything was running properly getting ready for winter, I would advise everyone to do your maintenance yearly."

  • 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

    "Adam E. was a concerned professional who very efficiently ascertained what the problem was with the AC unit and repaired it in an hour. I would recommend Sierra LLC AC."

  • 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

    "I have been a satisfied Sierra customer for many years. Today one of its technicians, Derek Serge, provided excellent pre-summer inspections of my two HVAC Units. He was punctual, polite and well-informed. Perhaps the best job yet - fast, efficient ..."

  • 5

    "Had a great experience with Sierra Air Conditioning & Heating. Starting with Wayne(technician) who made the initial call we requested. He was on time and thorough in explaining what needed to be done. Was contacted shortly thereafter by Patricia in ..."

  • 5

    "Sierra Air has been doing our annual Service calls for 3 years and is an outstanding company. Their Service Technicians are very knowledgeable, Professional and polite during their extensive review. Our last Technician was Matt B., and he was great. ..."

  • 5

    "The service was friendly, courteous and professional. Jared Geschke diagnosed the AC problem quickly and informed me that two small motors had failed in the zoned duct work of my HVAC system. They were covered under warranty and would be replaced ..."

  • 5

    "Matt was very knowledgeable and responsive and did a great job explaining the work he had completed."

  • 5

    "Sierra, LLC has been our AC experts since we moved in our new home 3 years ago. They are reliable, honest & do a great job."

  • 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 ..."

  • 5

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

  • 5

    "Dan came over for our early winter maintenance. I have been so pleased with Sierra because they are always professional, courteous and clean. I did buy 4 Lennox ACH systems and 2 Pure Systems 18 months ago and we are more than pleased. I would never ..."