Residential and commercial HVAC service in Casa Grande and the Phoenix metro. When your AC goes out in Arizona heat — you need someone you can trust to show up, do it right, and not overcharge you.
"I've built this business on doing things the right way. You'll always know what you're paying and why — no runaround, no inflated quotes. That's just how I work."
— Brad Stone, Owner
What We Do
All makes and models. Residential and commercial. Straight answers, fair quotes, and work Brad stands behind.
System not cooling? Brad diagnoses the problem honestly and fixes what's actually broken — no parts you don't need.
New system or full replacement — installed clean and properly sized for your home or building. Done right the first time.
Furnace or heat pump giving you trouble? We get it diagnosed and back running before the temperature drops further.
Full furnace replacement and new installations — expert sizing, clean install, and everything tested before we leave.
Regular tune-ups extend system life and keep energy bills in check. We'll tell you exactly what we find — no surprises.
We handle commercial buildings too. Reliable service that keeps your business comfortable and your tenants happy.
What Customers Say
Casa Grande homeowners and businesses keep calling Brad back — and keep sending their neighbors.
"Brad does great work. Immediate response, very knowledgeable and very personable. I highly recommend Stone HVAC."
"Brad is knowledgeable, honest, and reasonable. He is not only great at maintenance and repair — he has very high integrity and great people skills."
"Professional and affordable, family owned. Staff is honest and on time. I won't call anyone else for my HVAC needs."
Our Story
Stone AC Cooling & Heating is a locally owned, family-operated HVAC company serving Casa Grande and the Phoenix metro area. Brad Stone built this company on the idea that customers deserve straight answers, honest pricing, and quality work — every single time.
When you call Stone HVAC, you're talking to the person who's going to show up and do the work. No dispatch maze, no subcontractors — just Brad and a commitment to getting it right.
"Fair is fair. I'm not here to squeeze you for every dollar. I'm here to fix your system and leave you comfortable — and hopefully get a referral." — Brad
Our Work
Mini-split installs, refrigerant service, and more — this is what Stone AC's work looks like up close.
Why Choose Stone
Not a call center. Not a franchise. Just an experienced, honest HVAC tech who built a business on doing things right.
Brad is the tech on your job. You get direct owner accountability on every service call — not a random subcontractor.
No technical jargon to confuse you. Brad tells you exactly what's wrong, what it costs, and what your options are.
You know the price before we start. What we quote is what you pay. Period.
Home or business — Stone HVAC handles both. One call, one reliable tech, one standard of quality.
Where We Work
Based in Casa Grande — we serve residential and commercial customers across central Arizona.
Get In Touch
👨🔧 You're calling the owner
When you call Stone HVAC, Brad picks up. Not a dispatcher — the guy doing your job.