Sierra A/C & Heating

Sierra A/C & Heating runs out of Houston, Texas, and handles HVAC work for homes and businesses across the area. They cover same-day AC repairs in Houston plus spots like Katy, Cypress, Spring, The Woodlands, Humble, Conroe, Sugar Land, The Heights, and Tomball. The outfit stays licensed and insured while taking on residential fixes, full system installs, heating service, duct cleaning, and indoor air quality jobs. They also run a commercial division that serves office buildings, retail centers, restaurants, warehouses, and medical facilities, working on brands like Carrier, Trane, Lennox, Goodman, and Rheem with flat-rate quotes given upfront before any work starts.

Their techs handle the day-to-day jobs that keep systems running in Houston weather. Dan and his partner recently installed a dampener on an upstairs unit to cut excess airflow and balance the whole house. Another pair put in a new HVAC system and showed the owner exactly how to run maintenance so it lasts. Rahel lines up appointments over the phone with clear times, and James has offered to arrive early for AC cleanings and tune-ups. The same crew manages bigger commercial work too, completing large projects in warehouses and medical buildings from start to finish without extra delays or surprises along the way.

Customers note the crew shows up on time, explains fixes in plain terms, and leaves systems working right the first time without callbacks. They like the early arrivals for maintenance calls, the professional manner during installs, and how the team handles both quick residential repairs and longer commercial jobs without cutting corners on quality. The flat rates and same-day response stand out when AC quits in summer heat or when property managers need steady service across multiple sites. This record of solid outcomes on speed, clear communication, and lasting results builds their standing with local homeowners and businesses. DIRT Score 4.1 from 12 reviews on Finds.

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“I have had a couple of great experiences with Sierra Heating & Air Conditioning. I had two technicians that came out to service my upstairs system today and put in a dampener to limit the airflow. Dan and his partner were super professional and very pleasant. They made sure that the airflow was coming out like I wanted and overall did a great job. I highly recommend.”

“The technicians were both very courteous and professional. They did an excellent job installing my new HVAC and even made sure I understood how the new system works and what I need to do to maintain it. I highly recommend Sierra Heating & Air Conditioning for any and all HVAC needs !”

“The customer service was great. Rahel was very courteous and professional as she set my appointment time and day for cleaning and maintenance on my AC. The day of my appointment, James asked if they could come early which was a welcomed surprise since I was anticipating them to show up the last minutes of my appointed schedule . They came in and knew what needed to be done. They were explaining the entire process to me and what I could do on my own. Awesome job!”

“I see a lot of residential reviews on here however for all those looking at commercial HVAC projects, Sierra Heating & Air Conditioning is the way to go! We completed a large project together over the last year and the entire Sierra Heating & Air Conditioning team were fantastic from start to finish. I would happily give them a call for future projects or my own home!”

“Excellent service. James was very a knowledgeable and humble guy. Learned a lot during the appointment. They worked me into the schedule when I called earlier in the day. Very neat and thorough paperwork. They were able to look up my warranty information on the spot. Great to have a good AC technician in my area.”