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(702) 830-7553
24-Hour Service

Superior Service That Soars Above The Rest

  • 5

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

  • 5

    "I just wanted the world to know how grateful I am to have Sierra, LLC come to my home today to explain and adjust my heating system. Jesus S. was courteous, detailed oriented, showed high technical expertise, knowledgeable, sociable and dedicated to ..."

  • 5

    "Just had some warranty repair work done by Carlos. He was professional, patient, fixed our problem and did a fantastic job. Thanks Carlos, for all of your help!!!!!!"

  • 5

    "Jeremy does a terrific job! He performed our summer maintenance today & I can't say enough with how happy I am with his service. He is professional, courteous & extremely polite. He answers any questions & goes out of his way to provide good service."

  • 5

    "Since we moved into our new house we have heard a noise . At really odd times, so bad my daughter would be kept awake. During the day I had thought the banging was the homes being built, I notified our builders supervisor to make an appointment for a ..."

  • 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

    "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

    "Today, we had an Excellent 'Springtime' Service call performed by Sean of Sierra LLC Air Conditioning & Heating. Thanks! - to their entire crew and office staff! I trust Sierra, their techs know their stuff, and recommendations were honest and ..."

  • 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

    "Wayne E. came out and fixed my A/C. He took the time to answer my questions and point out what was wrong with my unit. The best compliment I can give is that I would call Sierra again if my A/C unit goes out, and that is indeed what I intend to do. ..."

  • 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

    "We have been using Sierra Air for over 10 years and trust them to take care of a very important part of living in this harsh desert. Sierra Air helped us to limp along with an aging a/c heating system for many years as economically as we could, ..."

  • 5

    "Great company. Have been a customer of theirs for a long time. Exceptional service. Jeremy B. is the rep I had today. He was outstanding. Very personable and knowledgeable. Would recommend this company to anyone. I did recently with a friend from ..."

  • 5

    "We maintain a service contract with Sierra and we are grateful for their expert work and great service! Tyrone did a great job and he was very knowledgeable and friendly. We have had a wonderful experience every time!"

  • 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

    "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

    "Outstanding service Moise and his supervisor. This company has provided the best possible service of any A/C company I have used in the past 10 years. I am so grateful for their honest, care and professionalism. Again, thank you!!!!"

  • 5

    "Jared showed up when he said he would and was in and out so quickly. He came in, checked things out, and made his way to the attic. He was up there for no more than 1 minute and the air started blowing again. Really amazed at how awesome he was. ..."

  • 5

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

  • 5

    "They did a tune-up on my AC and replaced a motor that had been oversized by a home warranty company last summer. I was educated on my entire system and I will continue to use their service."

  • 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

    "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

    "Very courteous and effective service by Matt B. Answered all questions and went above and beyond by changing filters. We have been long term customers and will continue as such."

  • 5

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

  • 5

    "The members of Sierra LLC air conditioning & heating are exceptionally professional and sincerely interested in helping their clients enjoy the benefits of home comfort throughout the year which can be a challenge given the warm temperatures. Their ..."

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