Company Principals:

Richard G. Hall Jr., President

Richard G. Hall, Vice President

Founded in 1934 by John A. Hall

Location: Ligonier, PA We serve a fourteen county region in Western Pennsylvania.

Expertise: HVAC, Plumbing, Sheet Metal, Piping, Installation., Repair, Maintenance

Markets: Institutional, Industrial, Commercial, and Residential 

Our Services: John Hall, Inc. is a heating, cooling and plumbing contractor. We serve commercial and residential customers by providing fabrication, installation, service, and maintenance of plumbing, heating, cooling mechanical and mechanically related systems and equipment.

Experienced Staff: Plumbers and Pipefitters Local 354 and Sheet Metal Union Local 12

We employ the highly trained, experienced and responsible Plumbers & Pipefitters of Local 354.Sheet Metal Union Local 12  Our  team provides design, fabrication, installation and service/maintenance of mechanical and mechanically related systems and equipment.


Our Guarantee: The highest quality craftsmanship. Project completion on time and on budget. The most safety conscious, well trained workforce and safe job site. Mechanical Systems installed right the first time. Provide cost effective solutions. Drug and alcohol free workforce and job-site.​

Membership: Laurel Mechanical Contractors Association, Incorporated

LMCA is a non-profit corporation formed in 1973. Membership is comprised of highly qualified specialty mechanical contractors engaged in design, fabrication, installation and service/maintenance of mechanical and mechanically related systems and equipment. The geographic area represented by the association encompasses the Pennsylvania counties of Bedford, Blair, Cambria, Cameron, Clearfield, Elk, Fayette, Huntingdon, Indiana, Jefferson, Somerset, Westmoreland and the eastern parts of Greene and Washington. The association's office is centrally located in Ligonier, PA.

 John Hall, Inc. has been a trusted contractor for important projects since 1934.

John Hall, Inc. 

Founded in 1934 - Serving Western PA
John Hall Institutional, Industrial, Commercial and Residential
John Hall Allegheny Tunnel ventilation

John Hall, Inc. installed the Allegheny Tunnel ventilation system in 1939 

The Allegheny Mountain Tunnel is a vehicular tunnel carrying the Pennsylvania Turnpike through the Allegheny Mountains. This heavily traveled Turnpike tunnel accommodates over 30,000 vehicles daily on the combined Interstates 70 and 76. When the tunnel was built, it was considered an "engineering marvel".


Link to PortfolioPage - Many major projects successfully completed

John Hall Heating, Cooling and Plumbing
Heating, Cooling, Plumbing
Institutional, Industrial
Commercial, Residential


Heating and Cooling
Commercial or Residential
Call Us for a free estimate
Service Area
John Hall Servicing Western PA including Washington County, Greene County, Fayette, Somerset, Bedford, Elk, Westmoreland, Indiana, Cambria, Jefferson, Clearfield
Service Area
John Hall Projects Gallery
John Hall Projects Gallery
John Hall Projects Gallery