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50+ Years
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Your Trusted HVAC Partner in Tucson
SAYCO Heating and Air Conditioning has served Tucson since 1949, establishing itself as a trusted leader in HVAC solutions. Our factory-trained technicians bring decades of expertise to every project, specializing in air conditioning repair, heating system maintenance, and complete HVAC installations. We prioritize customer satisfaction through 24/7 emergency service, energy-efficient technology, and transparent pricing. Our commitment to quality is demonstrated through Carrier Factory Authorized Dealer status and a proven track record of resolving complex climate control challenges. With in-house sheet metal fabrication capabilities and same-day service availability, we deliver customized solutions for both residential and commercial clients.

Our team maintains rigorous professional standards, ensuring all work meets local regulations and manufacturer specifications. We emphasize long-term client relationships through honest assessments, durable installations, and comprehensive maintenance agreements. Our investment in advanced technologies like smart thermostats and air purification systems reflects our dedication to indoor air quality and energy conservation. This combination of technical expertise, responsive service, and community commitment has made us Tucson's preferred HVAC provider for over 70 years.
Services
HVAC Maintenance AC Repair Heating Repair HVAC Installation Thermostat Services
Details
  • Year established: 1949
Highlights and features
  • 70+ years of local HVAC expertise since 1949
  • Carrier Factory Authorized with highest customer satisfaction
  • 24/7 emergency service with same-day availability
  • In-house sheet metal fabrication for custom solutions
  • Energy efficiency experts with SEER rating optimization
Associations and certifications
  • Carrier Factory Authorized Dealer
What people say
Top Customer Service Professional Team Energy Efficiency Experts Same-Day Service Reliable Installations
Services
HVAC Maintenance
Our comprehensive HVAC maintenance ensures optimal performance of heating and cooling systems. Factory-trained technicians perform detailed inspections, cleaning, and adjustments to prevent breakdowns. Regular maintenance extends equipment lifespan while maintaining energy efficiency, helping Tucson residents save on utility costs through improved system performance.
AC Repair
We provide rapid response for air conditioning repairs across Southern Arizona. Our technicians diagnose and fix all makes and models, including complex thermostat issues and refrigerant leaks. Same-day service availability ensures minimal discomfort during Arizona's extreme summers, with guaranteed workmanship on all repairs completed.
Heating Repair
Our heating repair specialists address furnace and heat pump issues promptly. We service all brands with focus on Carrier systems, offering emergency repairs and diagnostic assessments. Technicians identify efficiency problems and provide cost-effective solutions to maintain comfortable indoor temperatures during winter months.
HVAC Installation
We install complete heating and cooling systems with expert design and proper sizing. Our team handles residential and commercial projects, ensuring code compliance and optimal energy efficiency. We offer high SEER-rated units with available rebates and provide complete system replacements including ductwork modifications when needed.
Thermostat Services
Our thermostat services include installation, repair, and programming of traditional and smart thermostats. We optimize system performance through proper calibration and integration with HVAC equipment. Upgrading to programmable models helps homeowners achieve significant energy savings while maintaining consistent indoor comfort levels.
Questions
What HVAC services does SAYCO offer?
We provide complete HVAC solutions including AC repair, heating system maintenance, new installations, thermostat services, and indoor air quality improvements.
Are financing options available?
Yes, we offer financing programs to help customers upgrade their HVAC systems with manageable payment plans.
Do you provide emergency HVAC service?
Our 24/7 emergency service ensures immediate response for urgent heating and cooling needs.
What makes SAYCO different from other HVAC companies?
We combine 70+ years of local experience with Carrier Factory Authorized expertise and in-house fabrication capabilities for custom solutions.
How can I improve my home's energy efficiency?
Our technicians recommend upgrading to high SEER-rated systems and installing smart thermostats for optimal energy savings.
Reviews (7)
Veronica Gustavson
Feb 05, 2021 Report
I called Sayco for an estimate on a new AC/Heating unit because I was told by another AC company/vendor that I needed a whole unit. Tony from Sayco came out and advised that, that was not case. Just a few minor maintenance was all that was needed. Tony and the technicians that came out did a phenomenal job and very professional. Very happy I chose Sayco!
Cyndi Berglund
May 17, 2020 Report
They came out promptly and gave me both repair and replacement costs on the 12 year old AC 5 ton unit. Their bid for a Carrier AC stage 2 unit was very fair and reasonable. Jeff and Noe installed and did a very professional job. It was 100 degrees and they worked all afternoon in the heat. The crane company they used to get my unit on the roof did an excellent job without damaging anything in the process. My house AC was down for a week and it feels like heaven to have the AC with a humidifier to help in this dry desert area. I would not hesitate to use them again!
Braden Monson
Mar 18, 2020 Report
Call twice last year never got a call back. Sent request throughTPE site as Sayco was on their list never got a response. Sent a request for an estimate through Sayco site two weeks ago, got confirmation it was received but have never heard back. Previous owner of our house had a furnace and air conditioner installed some years back. He always used Sayco for yearly check up. Thought it would be good to use them again as they knew all the history.

I guess they don't care about customer satisfaction. Will never try to use them again. You have me confused with someone else. I Never spoke to you. I don't need a new system. You put a whole new system in 9 years ago. You still never addressed the fact that you never returned multiple messages or emails.
Bruce Schadow
Oct 31, 2019 Report
Tony and his Team did a very complete and excellent job from initial contact to final install.we are very happy with the Sayco product provided by Carrier. Lead installer Kevin dodged Rain by getting crane service to us earlier than planned resulting in us avoiding many changes to our travel plans. Cant go wrong with these guys. Call Tony, you will get a very competitive price backed by experienced service install people!
Patricia Quinn
May 28, 2019 Report
SAYCO Heating & Air Conditioning is the place to do business with if you need a new unit or service! They are professional, efficient, honest and friendly. To that I will add dedicated to excellence! After 24 years with an old heating and air conditioning unit, it came time to replace the old one. I called several companies at the suggestion of friends and had my quotes ready to study. I chose SAYCO because Tony took the time (more than a little) to explain the differences in units and what I'd be getting for my money.

His knowledge and expertise are very important to me as a customer. My new unit is now several months old and my home has never been this warm in the winter. I already had the a/c tested and it is very cold. SAYCO was able to be very competitive with their price and the installation crew was great. Kevin was available for questions after the installation and made sure I understood the changes in my new unit.

After they were finished, nobody would know they were ever here. My house was left as it was before they arrived. They have the entire process down to a science! I highly recommend this company. Thank you SAYCO Team!
Ann Haddock
Mar 05, 2019 Report
3rd time in 3 years our technician did not show up for our scheduled service. No phone call - nothing. When he finally arrived after we had to call back for the 3rd time he showed up and he 'fixed' the problem. We had a condensation leak and we knew that from past experience. When my husband asked if he needed to get access to the pump he refused saying he had fixed it. Less than 24 hours later and there is leaking water everywhere. We have tolerated these people for 20years and I am DONE. User beware
J.
Mar 04, 2019 Report
Sayco replaced both of our furnace/ac units with Carrier products. Tony (the owner) came out and took the time to talk about our needs and then provided a quick quote with a couple of options. It was a very educational and low pressure presentation. The price was fair and the installation was very professionally done. Everything was completed on schedule and our new systems work great. Thank you Sayco!