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78 service profiles
Heating Contractor businesses and related repair services are available around York, PA.
5.0Rating
3Reviews
0Photos
12Services
About this business
Williams Service Company is an HVAC and refrigeration business serving York, PA, and surrounding South Central Pennsylvania areas. Founded in 1979, Williams Service Company provides a range of commercial and residential services including installation, maintenance, and emergency repairs for heating, air conditioning, refrigeration, ductwork fabrication, and water heaters. Williams Service Company emphasizes fast response times, clear pricing, and reliable solutions to maintain indoor comfort year-round. Williams Service Company also offers specialized services such as commercial rooftop HVAC units, zoning systems, ductless mini-split systems, air purifiers, and power and spray wash services.
Heating Contractor
Services
Services and categories listed for this business.
Heating Contractor
Heating
Air Conditioning
Refrigeration
Commercial Rooftop HVAC Units
Zoning Systems
Ductwork Fabrication
HVAC Maintenance
Power and Spray Wash
Industrial Refrigeration
Ductless / Mini-Split Systems
Air Purifiers
Location
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Questions & answers
Helpful answers
Quick answers from this business profile.
What areas does Williams Service Company serve? +
Williams Service Company serves York, PA, and the surrounding South Central Pennsylvania areas including Camp Hill, Carlisle, Gettysburg, Hanover, Harrisburg, Hershey, Lancaster, Lititz, Mechanicsburg, Millersville, Red Lion, and Shrewsbury.
What types of properties does Williams Service Company serve? +
Williams Service Company serves both commercial and residential properties with HVAC and refrigeration services.
What specialized HVAC services does Williams Service Company provide? +
Williams Service Company Specialized services include commercial rooftop HVAC units, zoning systems, ductwork fabrication, ductless mini-split systems, air purifiers, and power and spray wash services.
Reviews
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3 reviews
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Christopher Diehl
Oct 4, 2025
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5.0
Jeff and his team were awesome. We had duct installed and a new heat pump system installed. His team was very diligent in making sure everything worked. They also addressed my heating and cooling concerns from my old heat pump system.
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Stacey Small
Feb 18, 2026
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5.0
William service company was extremely helpful when I was in a desperate situation. I found myself without hot water and didn’t know where to turn. I called Williams and they were able to come out that day and get my pilot lit. Unfortunately the unit was older and didn’t need replaced.. But William Service was able to put in a new unit the very next day and the price was very reasonable. The technicians that came out were very knowledgeable and I Would recommend William service company to anybody who needs HVAC. I also do have an annual plan with them for my furnace and air-conditioning and they come out twice a year to check on those and keep... William service company was extremely helpful when I was in a desperate situation. I found myself without hot water and didn’t know where to turn. I called Williams and they were able to come out that day and get my pilot lit. Unfortunately the unit was older and didn’t need replaced.. But William Service was able to put in a new unit the very next day and the price was very reasonable. The technicians that came out were very knowledgeable and I Would recommend William service company to anybody who needs HVAC. I also do have an annual plan with them for my furnace and air-conditioning and they come out twice a year to check on those and keep my units running smoothly.
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Peg Couch
Feb 4, 2026
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5.0
Highly recommend! We had a major project with the installation of a new boiler (and the removal of the old boiler). Jeff and his team were incredible throughout the entire process. They were skilled, efficient, and kept me informed every step of the way. I would highly recommend them for small and large projects.
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