RES Air Conditioning — Henderson's trusted heating & cooling experts
Rated 4.8 by 88 Google reviews. Serving East Texas families and businesses with honest, professional comfort since 1957.
Free estimates & financing available • Trane Comfort Specialist
What we do
Comfort services for every season
From emergency AC repairs to whole-home installations, RES keeps East Texas homes comfortable with honest, professional service.
HVAC Installation & Replacement
Right-sized, high-efficiency systems installed by Trane specialists.
Get a quotePreventative Maintenance Plans
Bronze, silver & gold plans with bi-annual checks and cleanings.
Get a quoteFree Estimates & Financing
Transparent quotes and flexible financing on new installations.
Get a quoteWhy choose RES
Local trust, built over generations
For nearly seven decades, families across Henderson, Tyler, Longview, and Kilgore have counted on RES Air Conditioning for honest advice and lasting comfort.
Serving East Texas since 1957
Nearly 69 years of dependable comfort for Henderson and the surrounding communities.
Professional technicians
Trane Comfort Specialists who explain the work and respect your home.
Free estimates & financing
Upfront pricing with flexible financing options on new system installs.
Satisfaction guarantee
We stand behind every repair and installation — your comfort is our promise.
Average Google rating from 88 verified customer reviews.
What customers say
Rated 4.8 stars by East Texas
“I have the bronze service plan with RES and I have been well pleased with the bi-annual checks and cleanings... exceeded my expectations.”
“Dakota has always been professional, congenial & I applaud his knowledge & efficiency.”
“Did a good job and explained what he was doing. No complaints.”
Never miss another after-hours call
Our AI receptionist answers around the clock — booking jobs, answering common questions, and capturing every lead even when the office is closed. Your customers always reach a helpful voice, day or night.
- Answers 24/7Every call gets a response — no more missed after-hours opportunities.
- Books jobs automaticallySchedules service appointments straight into your calendar.
- Answers common questionsHandles pricing, hours, and service questions instantly.
About this demo line: the demo phone line is configured for a fictitious company called Summit Air Heating & Cooling. Call (903) 400-4449 as if you were a potential customer needing AC service.
Where we work
Proudly serving East Texas
Based in Henderson, RES Air Conditioning keeps homes and businesses comfortable across the region and surrounding East Texas communities.
Don't see your town? Call us — if you're in the surrounding East Texas area, we're here to help.
Get in touch
Get a free quote today
Tell us what you need and we'll get back to you fast. Free estimates and financing available on new installations.
24/7 emergency service available — call any time, day or night.