HVAC Services in Lawrenceville, GA
When your cooling unit breaks on the hottest possible day, you need someone who answers the call and arrives quickly. For 25 years, Thunder AC and Heating has been the trusted lawrenceville hvac provider Gwinnett County relies on to handle things properly from day one.
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Real Reviews From Your Community
Don’t just take what we say – our Gwinnett County neighbors have experiences to tell about why they keep choosing us again and again. From urgent repairs to new system installs, we’ve built our name one happy customer at a time.
Your Community's Favorite HVAC Company
Keeping Gwinnett County Comfortable
We founded Thunder AC and Heating because we got fed up seeing neighbors get burned by contractors who didn’t appear or didn’t understand their trade. For twenty-five years, we’ve been the lawrenceville hvac team that shows when we promise, diagnoses problems truthfully, and solves them right without complications.
Whether your home’s air system quits in July or your company needs comprehensive HVAC renovation, we handle every project like our own family is depending on us. Our trucks stay stocked, our technicians stay trained, and real humans who genuinely want to restore your comfort answer our phones. That’s not just our job – it’s how we sleep well knowing we did right by our neighbors.
To be the HVAC company Gwinnett County calls first because they know we’ll get it done right.
We fix what’s broken, install what’s needed, and treat every customer like they’re our next-door neighbor.
Residental & COmmerical HVAC Services
Your broken AC doesn’t care if it’s cooling your living space or your work area – it just needs to function, and we make sure it does. Whether you’re a resident dealing with no cooling in summer or a business owner who can’t handle downtime, we have the experience and tools to solve your issue fast.
Air Conditioning Installation
Air Conditioning Repair
Heating System Installation
Heating System Repair
HVAC Maintenance
Duct Cleaning & Sealing
Air Purifier
Humidifier/ Dehumidifier Installation
Smart Thermostat Installation
Energy Audits & Efficiency Upgrades
Emergency Services
Best HVAC Company Around
Why Thunder AC Beats the Competition Every Time
While other lawrenceville hvac companies leave you hanging all day for maybe-they’ll-come appointments, we provide real time slots and actually keep them. When they’re busy selling you extras you don’t need, we’re concentrated on fixing your problem quickly and fairly – that’s why our clients stick with us instead of shopping around.
Local Experts Only
Always There When You Need Us
Flexible Financing Options
5-Star Customer Ratings
Community Focused
See Our Work in Action
These aren’t staged shots or stock photos – this represents real work we’ve done for actual customers right here in Gwinnett County. Every setup, repair, and system upgrade you see stands for another family staying comfortable or another business keeping their doors open.
What You Get Working With Us
You shouldn’t have to pick between quality service and fair prices, or between fast response and skilled technicians – with Thunder AC, you get the complete package. We’ve spent 25 years earning relationships in Gwinnett County because we believe doing well by our customers is just smart business.
full system change out! get furnance half price, no diganostic fee with purchase (Valid till Sep 2025)
Proudly Serving All of Gwinnett County
Lawrenceville
Duluth
Norcross
Lilburn
Snellville
Suwanee
Buford
Sugar Hill
Dacula
Grayson
No matter where you are in Gwinnett County — or within a 30-mile radius — we’re close enough to get to you fast when your HVAC system decides to quit. Our local knowledge means we know the neighborhoods, we know the climate challenges, and we know how to keep you comfortable year-round.