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Business Details
49 Years
experience
Emergency
services
Trusted HVAC Contractors in Arizona Since 1977
Ferrin Brothers has served Arizona for over 45 years, delivering honest HVAC solutions with a commitment to integrity and customer-centric service. Founded in 1977 by Larry and Doug Ferrin, our family-owned business prioritizes ethical practices, transparency, and technical expertise. With decades of combined experience, our certified technicians specialize in residential and commercial HVAC systems, offering repairs, replacements, maintenance, and energy-efficient upgrades without pressure sales tactics.

We emphasize customer education, fair pricing, and long-term relationships, ensuring every client receives tailored solutions that meet their specific needs. Backed by a perfect record with the Arizona Registrar of Contractors and numerous testimonials, our reputation for reliability and quality service spans generations. By focusing on sound moral principles and technical excellence, we remain a trusted choice for air conditioning and heating needs across Arizona.
Services
AC Repair Heating Repair Maintenance Air Quality Control Energy Conservation Commercial HVAC AC Replacement Duct Cleaning System Upgrades 24/7 Emergency Service
Details
  • Year established: 1977
Highlights and features
  • We send experienced technicians, not commissioned salespeople
  • 34+ years of proven HVAC expertise in Arizona
  • Transparent pricing with no upselling tactics
  • Perfect record with Arizona Registrar of Contractors
  • Commitment to community and ethical business practices
Associations and certifications
  • Fannie Mae
  • Freddie Mac
  • Arizona Registrar of Contractors
What people say
Honest repairs No pressure sales Experienced technicians Cost-effective solutions Reliable service
Services
AC Repair
Our certified technicians diagnose and fix HVAC issues without pressure sales tactics. We specialize in residential AC repair across Arizona, prioritizing honest solutions over unnecessary replacements. With decades of experience, we service all brands and models, focusing on cost-effective repairs that extend system longevity.
Preventative Maintenance
Regular maintenance prevents breakdowns and improves efficiency. Our $68 tune-up includes comprehensive system checks, cleaning, and optimization. We focus on preventive care to maximize performance while avoiding upselling unnecessary parts or services to Arizona homeowners.
Energy Efficiency Upgrades
We help Arizona residents reduce energy costs through strategic upgrades. Our experts evaluate HVAC systems for energy conservation opportunities, recommending eco-friendly replacements and efficiency improvements that lower utility bills while maintaining comfort in extreme desert climates.
Commercial HVAC Services
We provide specialized HVAC solutions for Arizona businesses, including inspections, repairs, and system upgrades. As Fannie Mae/Freddie Mac approved contractors, we serve diverse commercial properties with transparent pricing and reliable service tailored to operational needs.
Air Quality Control
We address indoor air quality concerns through professional testing and filtration solutions. Our technicians analyze humidity, airflow, and contaminants to improve residential air quality, reducing allergens and improving overall system efficiency in Arizona homes.
People
Rob Ferrin
Owner
Third-generation HVAC expert Rob Ferrin leads Ferrin Brothers with over 30 years of Arizona-specific experience. As a second-generation owner, he upholds the family's integrity-driven approach while ensuring technical excellence through continuous training programs for all technicians.
Doug Ferrin
Co-founder
Doug Ferrin co-founded the business in 1977 with principles of ethical service that remain core to the company today. His legacy continues through rigorous quality standards and commitment to honest, customer-focused HVAC solutions across Arizona.
Questions
Are your technicians licensed and certified?
All our HVAC technicians hold current Arizona licenses and industry certifications. We maintain a perfect compliance record with the Arizona Registrar of Contractors.
Do you offer emergency HVAC services?
Yes, we provide 24/7 emergency service for urgent HVAC issues across Arizona. Our technicians respond promptly to critical system failures.
How can I verify your service claims?
We welcome second opinions and provide documentation of our Fannie Mae/Freddie Mac approvals and regulatory compliance through the Arizona Registrar of Contractors.
What makes your services different from competitors?
We only send commission-free technicians who prioritize necessary repairs over upselling. Our 45-year track record with zero pressure sales distinguishes us from larger contractors.
Do you guarantee your repair work?
We stand behind our work with written warranties on all repairs, backed by our perfect compliance history and customer satisfaction guarantee.
How do you handle pricing estimates?
We provide transparent written estimates before any work begins. Our pricing structure ensures no hidden fees or surprise costs during service calls.
Reviews (5)
Kristen Lindblom
Aug 10, 2022 Report
As a single mom I stress out that every company that comes to my house is going to try and rip me off. I totally almost just got ripped off when my air conditioning broke. Im so glad I got a second opinion and found Rob Ferrin and his company I would have paid a fortune to those other dishonest jerks!
Greg Yost
Aug 10, 2022 Report
When my A/C went down I got about 20 quotes from different companies. Not only was Ferrin Brother Air Conditioning one of the least expensive they seemed to be the most experienced, the most honest, and by far the most friendly. They did a fantastic job, and now I recommend them to everyone.
Angie Counce
May 13, 2022 Report
We have a really tough start to this relationship when they put two new units in the house but they didn't effectively hook up the units so after 7 attempts to install them correctly we finally had AC blowing into the house instead of superstition mountain. Now less than a year later, a unit is out. Super frustrating experience with them so far.
Manda Lynn
Jun 26, 2015 Report
Your company has assisted us with our A/C needs twice now. The first time, you were able to repair the unit and did not pressure us to replace it. Four years later (this week), it finally died. Your technician Chad spent today replacing both our heating and cooling systems. He was friendly and very knowledgeable! He is a true asset to your company! Thank you Ferrin Brothers and Chad! :D
Erin E.
Oct 11, 2012 Report
These guys were wonderful. The air conditioning went out in my boss's condo and I needed to get it fixed ASAP. They were able to come quickly and came when they said, they were all very friendly, the tech was able to pinpoint the problem right off the bat, gave me the options on how to fix the issue and what each of those would mean not only cost wise but for the long term health of the unit. Not only that. but they were very reasonably priced. I have permanently put them in my contact files and will definitly recommend them to anyone who needs AC work