TDI Air ConditioningTyler's trusted heating & cooling experts
Family-owned for 60+ years, TDI keeps Tyler, Longview, and East Texas comfortable year-round, with fast, friendly service and honest pricing.
4.8
Google Rating
193
Reviews
60+
Years Family-Owned
Trane
Comfort Specialist
What We Do
One trusted team for your whole home
TDI is your single-call solution across HVAC, electrical, plumbing, generators, and fireplaces — serving Tyler, Longview, and East Texas.
HVAC Installation & Repair
Trane & Amana systems installed and serviced for year-round comfort.
Residential & Commercial Electrical
Safe, code-compliant wiring, panel upgrades, and repairs.
Residential & Commercial Plumbing
From leaks to full repipes — dependable plumbing done right.
Generator Installation & Maintenance
Keep the power on with expert standby generator service.
Fireplace Installation
Cozy, efficient fireplace installs by certified technicians.
24/7 Emergency Service
Day or night, our team is ready when you need us most.
Why Choose TDI
Local. Trusted. Multi-trade.
For over 60 years, families and businesses across East Texas have chosen TDI for honest, dependable service.
Family-Owned 60+ Years
Three generations of East Texas neighbors trusting TDI with their homes.
Multi-Trade Experts
HVAC, electrical, and plumbing under one roof — no juggling multiple contractors.
Fast Response
Prompt scheduling and 24/7 emergency service when comfort can't wait.
Upfront Pricing
Clear, honest quotes before any work begins — no surprises, ever.
Satisfaction Guarantee
We stand behind every job. Your comfort and confidence are the goal.
Ready for honest, local service?
Get Your Free QuoteCustomer Reviews
Loved by Tyler & East Texas
“The whole process went very smoothly. I can't say enough great things about Chad — professional, knowledgeable. Highly recommend.”
“Excellent experience from start to finish... arrived on-time as scheduled.”
“The entire process was exceptionally smooth.”
Never miss another after-hours call
Our AI receptionist answers 24/7, books jobs, and answers common questions — so every call becomes an opportunity, day or night.
Answers 24/7
Every after-hours call is answered instantly — no voicemail, no missed jobs.
Books Jobs Automatically
Schedules appointments straight into our calendar while you sleep.
Answers Common Questions
Handles pricing, hours, and service questions so your team can focus on the work.
Try a Live Demo
Hear it for yourself
Call now and talk to our AI receptionist in real time.
Call (903) 400-4449 nowAbout 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 Serve
Proudly serving East Texas
Based in Tyler, TDI brings 60+ years of family-owned service to homes and businesses across the region.
Get a Free Quote
Let's get your home comfortable
Tell us what you need and a TDI team member will reach out fast. For emergencies, skip the form and call us right now.