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To beat the Texas heat in the dead of summer, East Texas residents depend heavily on their air conditioners. At McWilliams & Son Heating and Air Conditioning, we specialize in excellent A/C service, installation and repair to keep that essential cooling equipment up and running throughout the season. Our trained and certified technicians are always ready to take care of our neighbors’ air conditioning needs.
Send us a message to tell us how we are doing! We welcome your feedback and always want to offer the best quality service and experience. For over 45 years, we have provided our clients with:

  • Uncompromising customer service
  • Highest quality, dependable parts & equipment
  • Excellent manufacturer warranties
  • Our own Guarantee of Workmanship
McWilliams & Son service van
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LUFKIN LOCATION

918 E Denman Ave
Lufkin, TX 75901

(936) 465-9191
Lic #TACLA2150C

LIVINGSTON LOCATION

1150 US 59 Loop N
Livingston, TX 77351

(936) 657-1949
Lic #TACLA90183C

NACOGDOCHES LOCATION

2915 NW  Stallings Dr
Nacogdoches, TX 75965

(936) 585-4079
Lic #TACLA36670E

Why Call McWilliams?
  • Factory-Trained Technicians
  • Family Owned
  • Your Comfort is Our Top Priority
  • Trustworthy HVAC Specialists
  • We Repair All Makes & Models
  • We Serve Residential & Commercial Customers
777 , no overtime charges 7am to 7pm 7 days a week
We PROUDLY SERVICE Angelina, Nacogdoches, Polk, Liberty, San Jacinto and Surrounding Counties
  • Alto, TX
  • Apple Springs, TX
  • Broaddus, TX
  • Bronson, TX
  • Brookeland, TX
  • Camden, TX
  • Center, TX
  • Centralia, TX
  • Chireno, TX
  • Cleveland TX
  • Colmesneil, TX
  • Corrigan, TX
  • Cushing, TX
  • Dallardsville, TX
  • Diboll, TX
  • Douglass, TX
  • Etoile, TX
  • Garrison, TX
  • Geneva, TX
  • Goodrich, TX
  • Groveton, TX
  • Hemphill, TX
  • Huntington, TX
  • Jasper, TX
  • Livingston, TX
  • Long Branch, TX
  • Lovelady, TX
  • Lufkin, TX
  • Martinsville, TX
  • Maydelle, TX
  • Kennard, TX
  • Minden, TX
  • Mount Enterprise, TX
  • Nacogdoches, TX
  • Onalaska, TX
  • Pennington, TX
  • Pineland, TX
  • Pointblank, TX
  • Pollok, TX
  • Reklaw, TX
  • Rusk, TX
  • Sacul, TX
  • San Augustine, TX
  • Shepherd, TX
  • Timpson, TX
  • Trinity, TX
  • Tenaha, TX
  • Wells, TX
  • Woodville, TX
  • Zavalla, TX