Williams Service Company remains OPEN and ready to serve during this crucial time.
Please contact us if you are in need of HVAC service.
(717) 755-2902
Check Out Our Money-Saving Residential Service Plans:
Heating Systems
Air Conditioning Systems
Refrigeration Systems
5 Thermostat Problems and How to Solve Them
Does your thermostat give you frequent problems? I'm not talking about fighting over it with your spouse or kids. I'm talking about mechanical problems or getting information. Thermostats play a role in how high your heating or cooling bill will be and you want to do...
REDUCE VIRUSES with an Air Purifier
HALO-LED™ Whole Home In-Duct Air Purifier The HALO-LED™ is the industry’s first LED in-duct, whole home air purification system that is both mercury free and zero ozone compliant. The HALO-LED™ proactively treats every cubic inch of air conditioned space, reducing...
Why Is My Air Conditioner Blowing Hot Air? A Helpful Guide
Are you wondering why is your air conditioner blowing hot air? If yes, you should check out our guide here on the key things to know.
Commercial & Residential Installation & Service
Hours a Day
Days a Week
Days a Year
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.