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(702) 830-7553
24-Hour Service

Superior Service That Soars Above The Rest

  • 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

    "Tyrone was a polite and friendly professional. Explained everything clearly and was patient with answering questions. Was extremely thorough with his work - never felt he was rushed. Whole process with Sierra was great as well, with quick responses ..."

  • 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

    "Service Tech was on time; took care in performing his duties and left the house as clean as he found it. On time. Efficient. Took time to explain what he did."

  • 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

    "Derik came out to my house (on time) and explained to me that my A/C units were not nearly as old as I was told by THREE other companies! He was up-front and honest with me about the age of my A/C and furnace and explained my options for maintaining ..."

  • 5

    "Jeremy was fantastic! He quickly diagnosed the problem with our A/C unit and made the repairs immediately. He explained the costs involved in detail, was considerate, courteous, and efficient. I will definitely call on him again. Thanks for the great ..."

  • 5

    "Sierra Air and Jason Thack (30 years’ experience) are the BEST in Las Vegas area. First of all, my AC stopped working at about 4p on a Friday and to make matters worse, I live in a manufactured home and there are essentially, only 2 companies ..."

  • 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 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

    "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

    "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

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

  • 5

    "We had Sierra come and give us an estimate after having another company do the same. The cost was much lower with Sierra. Moises was very polite, thorough, and knowledgeable. We will be doing business with them in the future."

  • 5

    "Adam E. came out and assessed my system in no time. His wealth of knowledge on Electrical Engineering and Fluid Dynamics was evident. If you go with Sierra (and Adam E. as your tech); You will be nothing short of Safe and Happy"

  • 5

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

  • 5

    "Matt is a knowledgeable and professional technician. He is also personal and patient and addresses your concerns. My technician of choice and always welcome to our house."

  • 5

    "Sierra continues to excel in customer service. Tyrone explained the minor issue that could cause my ac some issues and it was a simple and easy solution to prevent bigger problems."

  • 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

    "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

    "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

    "We were very pleased with their friendly, quick, and efficient service. Would definitely recommend them."

  • 5

    "We highly recommend Sierra Air. They replaced our HVAC unit over 10 years ago. This year they replaced a small unit in a room we added onto our house. Their prices are very reasonable and the service is outstanding. They are honest, trustworthy, ..."

  • 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

    "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 ..."

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