Sierra LLC Air Conditioning & Heating

Call Us Today!

(702) 830-7553
24-Hour Service

Call us for your No-Obligation, FREE Estimate!

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!

Schedule an Appointment

  • Please enter your name.
  • This isn't a valid email address.
    Please enter your email address.
  • This isn't a valid phone number.
    Please enter your phone number.
  • Please select an option.
  • By checking this box and submitting this form, I hereby authorize Sierra LLC Air Conditioning & Heating to contact me via phone, email, or text message regarding their services. I acknowledge and accept any message and data charges that may apply if contacted via text message.
  • Please enter a message.

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

    "Wayne did a good job of fixing our problem and was very professional in his manner. We have not had any problem with the HVAC since his service."

  • 5

    "Will recommend Sierra LLC to all my family and friends. Very professional from the office to the field tech."

  • 5

    "Drew was professional and courteous. Couldn't ask for more. We have been with Sierra since 1994 and have not regretted a moment. The service is always top notch."

  • 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 company as a whole seem to really care about their customers. From the receptionist that takes the call to the tech (Adam) who responds and makes sure your Heat/AC is working well! My AC is a fairly new install. The Tech that did the initial ..."

  • 5

    "Greg was at my house within the hour of me calling for a tech to come out and troubleshoot my a/c unit. He was polite, professional and diagnosed the issues in less than 30 mins. Highly recommend Sierra LLC Air Conditioning to anyone having problems ..."

  • 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

    "Sierra A/C is the only A/C company that I trust to do any of my repairs and service on my air conditioner/heating units. They are fast, reliable and truthful. Richard did a fantastic job! Thank you."

  • 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

    "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

    "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

    "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

    "The gal on the phone was very pleasant. Todd was excellent. Very honest and personable. Very good experience overall!!"

  • 5

    "I have had Greg P. out initially to repair our AC unit and since to conduct a maintenance check. He is diligent, hard working and does a complete job. I would recommend Greg to anyone. He has found a number of issues with our units which were real ..."

  • 5

    "Jon knew exactly what the issue was. Fixed it on the spot. Sierra sent someone out SAME DAY and within 2.5 hours from my initial call to them. Vegas and summer time is a dangerous mix and Sierra makes sure to keep everyone safe... THANK YOU"

  • 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

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

  • 5

    "Lovely and knowledgeable conversation with Yvonne. She explained all the different options and she arranged the maintenance plan over the telephone, and the service will take place within 24 hrs. Highly recommended."

  • 5

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

  • 5

    "Everyone from the customer service line to the technician is always so helpful and polite. They always call to follow up with a reminder the day before your appointment with a 4 hour window period and the day of, will call when the technician in on ..."

  • 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

    "Matt provided excellent customer service and a straightforward and honest assessment of what I needed done with my AC units. It was an overall great experience and I highly recommend their service."

  • 5

    "WONDERFUL customer service! Technician was on time and very thorough. He was friendly and answered all my husband's questions. I highly recommend Sierra Air!"

  • 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."