Heating & Air Conditioning You Can Count On
Fast, dependable AC and heating service for El Dorado homes and businesses. Repairs, installs, and maintenance done right the first time.
Trusted Comfort for El Dorado Homes & Businesses
When your heating or cooling quits, you want someone local who shows up fast and fixes it right. We have kept South Arkansas comfortable since 2013 with honest service, fair pricing, and workmanship we stand behind.
- Serving El Dorado since 2013 — over 70 years of combined experience
- 1-Year Labor Warranty on new equipment installs
- Yearly Service Efficiency Agreements Available
- Financing available through Synchrony
- Se habla español — service in English & Spanish
Our HVAC Services
Complete heating and cooling solutions for El Dorado and the surrounding communities. Repair, replace, and maintain.
AC Repair & Service
Fast diagnosis and repair for any make or model. We get your cooling back fast, often same day.
Learn MoreHeating & Furnace
Furnace and heat pump repair, tune-ups, and replacement to keep you warm through every cold snap.
Learn MoreSystem Installation
New high-efficiency AC and heating systems sized right for your home, with financing available.
Learn MoreMaintenance & Mini-Splits
Seasonal tune-ups and ductless mini-split installs that lower bills and extend equipment life.
Learn MoreThe El Dorado Difference
Same-Day Service
When your AC or heat goes out, you need it fixed now, not next week. We move fast.
Upfront Honest Pricing
Straight quotes before we start. No pressure, no surprise upsells, just the work you need.
Synchrony Financing
Flexible financing through Synchrony so a new system fits your budget, not just your need.
Licensed & Insured
Arkansas licensed HVAC (#HVAC1625250), serving El Dorado since 2013.
Recent Projects
Real installs and service calls across El Dorado and South Arkansas.
Hear from Your Neighbors
We are proud to serve El Dorado and South Arkansas. Here is what our neighbors have to say about our work.
"Thurmon's was the only company who would come install the mini-split units I bought for my business. While there, they discovered issues with my main unit that could have cost me a lot of money down the road. That discovery saved me a ton. I highly recommend them."
Brian D.
2023"Mom and dad's heat went out Christmas Eve and Thurmon's had a new one installed the day after Christmas! They were so pleased with the friendly staff and service."
Liz H.
2023"Keith and his team were so quick when we requested a maintenance visit. They maintained our unit and helped us update our entire system, installing the new unit in the attic during the heat of summer. Our energy bill is definitely showing the benefit of the updated system!"
Natalie
2025"Keith and his crew are top-notch. We switched providers two years ago on a friend's recommendation, and I am so glad we did. The techs are knowledgeable and professional, and I never feel awkward with them in our home."
Sarah
2025"Keith and his team are awesome. Their preventative maintenance plan has saved us several times from costly repairs that would have otherwise gone unchecked. Some of the best at what they do."
Kellye O.
2025"When my air went out, Keith and his team were amazing. They did not take days to get to me and triple-checked everything to take care of my family. I loved how kind and informative they were. Definitely 5 stars!"
Aikenya S.
2025"Great service, always willing to be there ASAP, and they do top-quality work at a good price. Highly recommend."
Mitchell C.
2024"Keith and his crew are a great group of guys. They did an awesome job fixing the problem, very reasonable on price and dependable. Will definitely use them again."
Christopher M.
2021Proudly Serving El Dorado & South Arkansas
Fast, reliable heating and cooling service across Union County and the surrounding area.
El Dorado · Magnolia · Camden · Smackover · Norphlet · Junction City · Strong · Huttig — and surrounding communities.
Based in El Dorado, AR
1839 Champagnolle Rd, El Dorado, AR 71730
Not sure if we cover your area? Give us a call. If you are near El Dorado, chances are we serve it.
Request ServiceAC Out? Heat Not Working? We Can Help.
From emergency repairs to a brand-new system, Thurmon's Heat & Air makes it easy to get comfortable again, fast.
Free estimates • 1-Year Labor Warranty on new equipment installs • Synchrony financing