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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

    "Probably one of the best companies I've had the pleasure with dealing. For me, the customer service from their employees is what won me over. Jon J was nothing but a true professional. He took the time to explain the process along with other helpful ..."

  • 5

    "Tyrone K. was on time, very knowledgeable and friendly. He explained the maintenance process and the system check up. He wore booties and used a drop cloth going to the attic. He took the extra steps with professionalism even at 109 degrees outside. ..."

  • 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

    "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

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

  • 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

    "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

    "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

    "Superb effort getting the new A/C system installation completed. Very impressed with Derik K. and the entire Sierra, LLC team. Highly recommend Sierra, LLC."

  • 5

    "Tyrone is a top shelf tech. Friendly, efficient, and informative. We would like to keep him as our tech for future service calls."

  • 5

    "Keith the tech and the office personnel were very professional and friendly. Got the job done on in a timely manner. Would recommend to anyone."

  • 5

    "We have been doing business with Sierra Air for 6 years now, ever since we had our home built. Every tech that they have sent us in the past has been very knowledgeable and professional and courteous when using their slip on covers for their shoes ..."

  • 5

    "Alfred was very meticulous and experienced. He was pleasant to be around and respected our home space. He answered all my questions in a professional manner. I liked his introduction when he committed to doing the very best job that he could and he ..."

  • 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

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

  • 5

    "I have been dealing with Sierra for the past 13 years and have never had a bad experience. Today Matt B. performed Winter maintenance on my 2 year old Lennox heating system. Matt is a well educated young man who has the qualified training for my ..."

  • 5

    "Ryan H. was my contact. He did a great job in all aspects of my installation. Starting with the review of my current condenser and the benefits of installing a new, state of the art HVAC unit. When the crew came, they worked efficiently to complete ..."

  • 5

    "Great customer service. That is always the case from Sierra LLC Air Conditioning & Heating"

  • 5

    "Shawn from Sierra Air was very professional. Was right on time and after complete inspection sat down with us and explained all of his findings. Would recommend Sierra to anyone."

  • 5

    "Keith Thompson was excellent. He was very friendly and at the same time knowledgeable and thorough. It was obvious he had the experience and handles his job efficiently. Thanks Sierra. Your whole staff is excellent from making the appointment to ..."

  • 5

    "The initial call to set up the maintenance appointment was very expeditious. Keith had arrived on time and was most helpful and very professional. Keith was scheduled for the heater maintenance, however, I had expressed my concern about a rather loud ..."

  • 5

    "My main AC unit stopped working on a Monday morning 8/28. I called Sierra Air Conditioning (who installed and service the unit) and was given a service call time range for the same day. Very important given our 105 degree plus temperatures. Laura ..."

  • 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

    "Keith and his partner were great, courteous and professional. They are very good and explain things where necessary."

  • 5

    "So far I'm pretty pleased with this company. We've dealt with them 3 times now. They came out late at night when our air conditioner stopped working, which was much appreciated, and did a follow up to make sure everything was working right. This time ..."