How did we pick these?
HVAC is the category where local search is least trustworthy, so the method here is mostly subtraction. Every company on this page had to clear three checks: its own website had to give a real Tyler area address or state its actual base honestly, the address and phone had to match an independent listing, and it had to show a Texas air conditioning licence number or an equivalent verifiable record such as a Better Business Bureau accreditation date.
The Tyler Area Chamber of Commerce member directory did most of the work, because a chamber listing is a thing a company pays for at a fixed address rather than a page it generates. We cross checked against the Better Business Bureau and, where we could, the manufacturers' own dealer directories.
Plenty got cut. Several companies ranking for Tyler searches turned out to be based in Athens, White Oak or further afield with no Tyler shop at all, and we removed them rather than list them with a borrowed address. One well reviewed company shares a name with an unrelated Indiana contractor whose site comes up first, which is a good illustration of why you should check the address before you dial. We also cut the lead generation directories entirely, since paying for placement is not the same as being good.
Two companies on the list are not Tyler companies and we have labelled them as such in their own entries. A/C Contractors runs its main shop in Longview with a real second location in Tyler. Napps is a Longview company that serves Smith County, and we have published its Longview address rather than dress it up. No company on this page is a client of Hello Web Designs, nothing here is sponsored, and the ranking is purely editorial.
What should you know before you call?
The single most useful thing to understand about HVAC in East Texas is that pricing and availability are seasonal in a way that most trades are not. From late June to the end of August every company in Smith County is running emergency calls and your non urgent job waits.
| Company | Based | Since | Best for |
| Maddox | Tyler | 1937 | HVAC plus electrical under one licence holder |
| Tyler Weathermakers | Tyler | 1966 | System replacement, design work, geothermal |
| East Texas Refrigeration | Tyler | Late 1970s | Small business, refrigeration, ice machines |
| Coy Dodd | Tyler | 40 plus years | A free second opinion on a big quote |
| 903 HVAC | Tyler | 40 plus years | Residential repairs, ducts, mobile homes |
| A/C Contractors | Longview and Tyler | 1982 | HVAC plus plumbing and generators |
| Napps | Longview | 1957 | Planned commercial work and custom ductwork |
| Ace Air Conditioning | Tyler | 2005 | Duct and airflow problems in older houses |
| John Spiller | Tyler | Not published | Straightforward repairs and maintenance |
Three questions worth asking on every call. What is the diagnostic fee and does it come off the repair if you go ahead. Is the technician who comes out an employee or a subcontractor. And if the answer is replacement, will you do a load calculation rather than matching the tonnage of the unit already there, because the old one may have been wrong from the day it went in.
What should you do next?
If your system is down today, call Maddox and ask for same day before 1 p.m., then work down the Tyler based entries. If you are planning a replacement for next spring, get three quotes with written load calculations, starting with Tyler Weathermakers. If you have already been quoted a full replacement and it feels high, take Coy Dodd up on the free second opinion before you sign anything.
From here, the best roofers in Tyler applies the same licence and address checks to the other trade most likely to turn up at your door after a storm, and you can browse every HVAC company we have researched or the rest of our Tyler coverage. Readers an hour north can compare with the best HVAC companies in Sulphur Springs.