McWilliams Heating Cooling Plumbing

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4113 US Highway 59 N
Livingston, TX 77351
+1 (936) 571-1808
https://www.mcwilliamsandson.com
From hot, humid summers to chilly winters, Livingston homeowners need HVAC and plumbing they can count on. McWilliams Heating, Cooling and Plumbing offers expert AC, heating, and plumbing services to keep your home comfortable year-round. Whether it’s a broken furnace, AC repair, poor indoor air quality, or plumbing issues like clogs, leaks, or water heater trouble—we solve it fast and right the first time. Our licensed techs are reliable, local, and focused on your comfort. Call now or book online to schedule service with McWilliams today!

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Reviews

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3.56 reviews
JJ H.
7/12/2025

Part Two - Installation: So here we go... we're in deep east Texas, beautiful, yet  Summer temps easily over 100°, with "feels like" temps rivaling Hell. All individual's which worked on our...

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Ray B.
5/1/2025

3-19-25, a service had been setup to fix our plumbing, shower backs up with water on the floor from toilet and into second bathroom. After the service and the question was asked of me as to how...

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Katie F.
1/14/2025

McWilliams came to my home to replace the fireplace gas valve due to a leak. They canceled my original appointment so I had to allow them in while out of town. I paid over $900. They did not have...

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Wendel S.
4/23/2023

Can't say enough about this company! They've helped us with several issues and have always been awesome. Katie is the best - she always does more than the job calls for and leaves everything...

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Alice N.
7/2/2022

Outstanding service! Prompt, polite, very knowledgeable, honest, great business hours. Loved the service tech, Katie. She clearly explained why my AC did not seem to be cooling, and gave excellent...

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