Commercial & Residential Installation & Service
Hours a Day
Days a Week
Days a Year
We spend $20 billion on HVAC equipment each year. With regular maintenance, your furnace is an investment that will last a long time. But sometimes things go wrong, and when this happens the first sign is often a strange noise. But it can be hard to pinpoint what...
In 2017 alone, Americans consumed 3.82 trillion kilowatt hours of electricity. EIA says that residential consumers accounted for 37.4% of this. That makes us average folks the biggest energy users! That's not all though. In the same year, the U.S. went through 7.26...
It's often pretty hard to figure out what in the world is causing your energy bill to spike. If you're someone with an outdoor ac unit, that's the first place you should check. While the unit may seem to be functioning well, you could very well be throwing money out...
The Williams Service Company’s Difference
Friendly • Proficient • Reliable
Williams Service Company’s dedication to extraordinary service is what sets us apart from our competition. We accomplish this through a unique combination of a highly trained workforce and superior equipment. Each and every one of Williams Service Company’s technicians is EPA certified and cross-trained in HVAC and refrigeration.
Serving South Central Pennsylvania since 1979, our extensive fleet of GPS guided service vehicles is fully outfitted with modern, well-maintained equipment, capable of handling any service call. The result is an unmatched diagnosis rate. We find the problem and we solve it…quickly and efficiently.