HVAC Services

HVAC Contractor Serving Shepherd, TX & Surrounding Areas

HVAC Services

At McWilliams & Son Heating and Air Conditioning, we know that our friends and neighbors depend on great heating, ventilation and air conditioning equipment to service the often brutal summers and chilly winters. Such important equipment demands excellent service, which is why our HVAC contractors are fully trained and equipped to install, maintain and repair all sorts of heaters and air conditioners.

McWilliams & Son service van
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Expert HVAC Specialists

Since purchasing a new HVAC device represents a major investment, we are always ready to help you find the best available equipment and install it up to Carrier’s high standards. We start every installation visit with a load calculation to determine exactly what your home needs, and we find a system calibrated to meet those needs precisely. Our HVAC contractors work tirelessly to install every system as efficiently as possible, and if there is ever an issue, we notify the homeowner right away.

2 service techs unloading equipment from van
Why Choose McWilliams & Son?
  • We Pledge To Arrive On Time For Each Appointment
  • Nate-certified Technicians
  • We Can Identify And Fix Any HVAC Problem
  • We Service All Makes & Models
  • Locally Owned & Operated
  • Estimates Before Beginning Work
woman service tech with AC unit

Preventative HVAC Maintenance

We at McWilliams & Son Heating and Air Conditioning believe the best approach to HVAC repair is prevention, which is why we offer annual service agreements to keep our customers’ important equipment running properly year after year. Excellent maintenance not only reduces the likelihood of equipment failure but also improves energy efficiency, cutting into monthly utility bills. When a failure does take place, our HVAC repair team is always ready to step in and resolve the issue quickly. We never push for a replacement unless the repair is entirely unfeasible.

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