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

    "Al arrived on time for a maintenance agreement service call. He introduced himself and was very polite and friendly. He explained what was going to happen and what he was checking for. He put on his "booties" before entering our home, and was very ..."

  • 5

    "Always does work as promised. Only positives for this company."

  • 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

    "Matt as always did a complete and thorough job with my systems both in the house and casita. Told me about issues with my systems and what I can expect in the following months from them. Am well aware that I may have to replace but my decision is to ..."

  • 5

    "Always great service by Sierra Air!! They do a thorough job and make sure to explain everything completely. Highly recommended"

  • 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 ..."

  • 5

    "Wayne E. provided excellent service for our two heater units, together with several helpful suggestions for maintaining continuing operation during the coming winter. Larry is an excellent representative for Sierra."

  • 5

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

  • 5

    "Awesome service!!! Greg P. was our technician and he was fantastic. He was very knowledgeable and took his time to explain everything to us. He even called his supervisor to help us out with a break on our service and that is what I call going above ..."

  • 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

    "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

    "Great service and awesome employees. We were especially impressed with Jay our service technician. He was on time, very efficient and knowledgeable. He had a great personality and answered all of our questions."

  • 5

    "Al was thorough, meticulous and obviously very experienced. I appreciate the issues that he found and took care of and his attention to detail."

  • 5

    "Dabari is awesome! He was very courteous over the phone and was able to get the appointment set up the same day for one of our properties that was having trouble with their AC. All in all, Sierra Air is a great company! I do refer them to friends and ..."

  • 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

    "Great response to a service call!"

  • 5

    "Wayne was very thorough and helpful with his analysis of our system. Very professional. His complete analysis of the system will be very beneficial in determining whether repairs or replacement will be cost effective."

  • 5

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

  • 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

    "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'm very satisfied with our service with Sierra LLC. Our service person, Jon, explained everything to us and answered all of our concerns. They were very prompt with service and customer service; excellent job. Had checked out everything thoroughly. ..."

  • 5

    "I have used Sierra for the past 4 years, and can't say enough good things about them. Customer service rep Yvonne was so polite and professional."

  • 5

    "Sierra Air Conditioning & Heating gets a 5-star review from me. The office staff is helpful in arranging an appointment, and the service person arrived as scheduled. They are neat and efficient in their work."

  • 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

    "Wayne was here for regular maintenance and he was very polite and informative on describing everything he did and why.."