Frontier Heating & Cooling responded to my service call very quickly. Everyone I've worked with at…read morethe company is very helpful. They installed a heat pump on our roof and we're very pleased with Frontier.

Two weeks ago I paid $785 for a new pipe, new thermometer, and two bottles of freon. During that…read moretime two workers showed up and worked on my a/c for a couple of hours and then returned later after shopping for a thermometer. I had a hose go missing, which was not returned. My a/c is set at 74 but reads 78. So, I have had to turn off my a/c hoping that perhaps my a/c is frozen. I will not use them anymore after this experience.

Ethan was our service person and he was on time, communicative and thorough. Jumped in the roof and…read morewas finished in a timely manner. Company went through a number of hiccups with service people but I think he's a keeper since his dad Matt worked there too.

Today an HVAC tech named Joseph (Joe) Miller came out for seasonal maintenance. Joe was extremely…read morethorough and professional and explained every step he took to make sure my HVAC was operating exactly how it was supposed to and I mean everything was checked. Cool Willy's has been my go-to company for a long time and will continue to be.

Oasis Heating and Cooling Co, June 9, 2026…read more700 West Camino Casa Verde Green Valley AZ 85614. Dear Oasis Heating and Cooling. I want to take this opportunity to thank you all for such a great job you all did with my recent purchase of a new complete heating and cooling system in my home. I am more than satisfied that I chose Oasis after investigating other companies. I am very pleased with the office personnel who worked on my paper work and billing. I would like to thank Brandy Grinnell my salesperson for sitting down with me and going over all the information related installation and for presenting me with I feel a fair price for the system. I would also like to thank the two installers' Carlos And Daniel for the great job they did, they worked without stopping for breaks or lunch until the job was completed. They were very professional, courteous and very personable,I would hire them anytime. Two other employees had to come back to check the system and they were also of the same quality, Ian and his helper (Dominic)? Two fine young men. So, thank you all for such a great experience which is hard to fine these days Albert and Sally Le Page

I had an entire system installed by Absolute Value in February of 2020. In 2022 they merged with…read moreOasis and they no longer honored the service contract. This weekend my AC went out. I was told it had a 10 year warranty. Then I was told it was never registered with Ruud and was not under warranty. 2 systems in 6 years 2 months.

Notices HBAC was not running. Called for service Cody arrived within one and anemone half hours…read more He asked a few questions and checked the unit and diagnosed the problem immediately. The unit was not level causing a drainage problem. Within an hour he had leveled the unit and fixed my problem. He was very courteous, professional, and knowledgeable.

Chris did a great job! Your company always does, why we've been customers for 20+ years. THANK YOU!!read more

I had Arizona Finest Heating and air-conditioning come repair my heat pump. He is very…read moreknowledgeable about what was wrong with it. He got me the best price for the part. The price for labor was very reasonable. I really appreciate the efficiency and how prompt he was.

From the owner: Arizona’s Finest aims to provide affordable HVAC services. We look forward to helping you with your…read moreheating & cooling needs.

I've been using these guys for years now. They always show up when they say they will, they don't…read moretry to up sell all the time. Time after time their quotes come in under anyone else's. You can trust them to give you good value and get the job done. So far, I've used them for. -AC Repair and replacement. -Plumbing repair and installation -Electrical repair -Renovation They are my go to vendor.

I love these guys! They are honest, on-time, and very professional. They installed a brand-new HVAC…read moresystem for a condo in Oro Valley. Thanks to them, I pay less for AC, and I have an incredible unit for many years to come!!! :) Give me a shout!!!

I have used them twice in the past year. The technicians were Tony and Jesse. They arrived within…read morean hour of the promised time. Both very professional. They both explained the work well and did not try to upsell or sell me something I didn't need.

We had a great experience with Frank's Cooling & Heating!…read more Frank Jr. was our technician, and he did an outstanding job installing our new Bosch heat pump. He also rebuilt our heater closet and completed all of the electrical work with excellent craftsmanship. The installation was clean, professional, and everything was done right the first time. The new Bosch unit looks great and has been working perfectly. Frank Jr. was knowledgeable, professional, and took the time to make sure everything was completed to a high standard. We couldn't be happier with the results and would highly recommend this company to anyone looking for quality HVAC installation and service.

I had my A/C replaced because it was due. I spoke with Mr. Johns a couple of years ago--they were…read morefriendly, gave me an honest quote, didn't try to upsell me, and educated me on the new HVAC system. They've continued to provide service calls to help maintain my system.

We just had our new air conditioning unit put in by Mr. John. Brand new switch out from a swamp…read morecooler, all new ducting and vents on a very old home, and all completed in one day! Their workers are polite and very efficient. They covered all of the carriers and furniture and cleaned up everything including sweeping the front patio. The pricing was right on the mark. We are very happy!

Dennis and Angela made sure we got our a/c working even though it was already after midnight. Our…read morea/c went out today and with it being in the 90s even late at night we were pretty worried, even more so after calling all around and being told it would be at least a day till someone could come look. Angela was super nice and tried to help me trouble shoot it before we had to have someone come out. They made time to come out and try to fix it as soon as they could, Dennis was amazing with how fast he figured out what was wrong, hell he told me what brand a/c I had just looking on google. If you have problems and you need help fast please call these people!

Another shoutout for Dennis, Angela and Rudy at Advanced Heating and Air! Dennis and Rudy drove…read moredown to Sierra Vista from Tucson and installed new vent covers that could be adjusted for our heating and cooling prefences. They were very friendly, professional and Dennis gave us recommendations on.addressing future needs after adding on to our existing home. This man is an expert with a wealth of knowledge! No " Let me think about it and get back to you," etc. I should also mention that the the total cost for todays installation with labor came under his initial qoute he gave us when he was first here and installed the new HVAC in December 2025. The man knows his stuff! As I sat sith my blanket with 90° temps outside I suggested to Dennis that they provide a complimentary throw blanket the the old ladies in the households! YES, they are that good!