Your Comfort. Our Duty.
AC Repair & HVAC Service in Mesa AZ
Veteran-owned and based in Mesa. Honest pricing, real technicians, and cold air when the Valley hits 115°.
U.S. Veteran Owned
We Service & Install All Major Brands
Comprehensive HVAC Services
From emergency midnight repairs to high-efficiency system installations, we have the expertise to handle any desert climate challenge.
AC Winding Down
Preventative Maintenance
Your AC just survived another summer. A tune-up now catches what four months of 110° wore out, before the next one finds it.
15+
Years in Business
5.0
Star Average
24/7
Emergency Service
6
East Valley Cities
Comfort in Three Easy Steps
No runaround, no surprises. Here's exactly how we get your home comfortable again.
Call Us
Talk to a real local person, day or night. Tell us what's wrong and we'll schedule a fast visit that fits your day.
We Diagnose
An expert technician arrives on time, finds the real problem, and gives you honest, upfront pricing before any work begins.
It's Fixed Right
We do the job right the first time and leave your home clean and comfortable. No gimmicks, just cold air.
Need HVAC Service Fast?
We're standing by 24/7 to restore your comfort.
Your Neighbors, Not a National Chain.
We built Dominion Cooling & Heating on a simple premise: treat people right. When you call us, you get straight talk, honest pricing, and expert service from technicians who live right here in the Valley.
Upfront, Honest Pricing
No hidden fees, no bait-and-switch. You know the price before we start the work.
Never Any Pressure Sales
We fix what can be fixed. We only recommend replacement when it's truly the most cost-effective option for you.
Clean & Respectful
We wear shoe covers, use drop cloths, and treat your home with the utmost respect.
Recent Work in the East Valley
Real installs from real rooftops right here in the Valley. No stock photos — this is our work.
Goodman rooftop package unit install
Mesa, AZ
Package unit set on a new roof stand
Mesa, AZ
Full system replacement with new duct transition
Mesa, AZ
Sealed connections, done right
Mesa, AZ
The details most companies skip
Mesa, AZ
Don't Just Take Our Word For It
See what your East Valley neighbors have to say about our service.
"My AC died on a 110-degree day. Dominion was out within hours, diagnosed the bad capacitor, and had it running fast. No upselling, just straight talk. Highly recommend."
John S.
Mesa, AZ
"We've used them for maintenance the last two years and finally had them replace our 15-year-old unit. The crew was professional, clean, and the new system is incredibly quiet."
Sarah M.
Gilbert, AZ
"Finally an HVAC company you can trust. They didn't try to sell me a whole new system when all I needed was a simple repair. Your neighbors, indeed!"
Mike T.
Chandler, AZ
"Called for an emergency heater fix in the middle of winter. The tech was friendly, knowledgeable, and the price was exactly what they quoted upfront."
Emily R.
Tempe, AZ
Areas We Serve
We proudly serve the greater Phoenix East Valley. Click your city to learn more about our local services.
Need a New AC?
Flexible financing options available. Don't let a broken AC ruin your summer—get comfortable today and pay over time.
Frequently Asked Questions
Request Service
Fill out the form below or call (480) 809-2886 for faster service.