From public elementary schools to private high schools, and institutions of higher educations, P.J. Kennedy & Sons is an expert in Plumbing, HVAC and Building Automation for the education market. We've completed work in laboratories, classrooms, dormitories and more. Headquartered in Boston, MA, P.J. Kennedy & Sons has been serving schools throughout Massachusetts and New England since 1925.

With a pre-fabrication facility and 24-hour service team for emergencies, we’re equipped to take on all of our educational client’s mechanical needs at every stage. We have many long-term relationships with our education customers.

Family owned and operated for 3 generations, we treat our employees and our customers like one or our family. Every part of our team from our office staff to the workers in the field are dedicated to the overall success of each educational project we’re a part of.

Our customers tell us what sets P.J. Kennedy & Sons apart, is our decades of experience, skilled union employees and our reputation for reliability. We’re masters at collaborating with other trades to get jobs done on time and on budget.

Local 537 Pipefitters Union Logo

Proud union contractor

Pipefitters Local 537

Plumbers UA Local 12 Boston Logo

Proud union contractor

Plumbers Local Union 12

Tell us About Your Next Project

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Our Mechanical Contracting Services Include:
  • HVAC

    Design, prefabricate and installation of HVAC and piping systems.

  • Plumbing

    Design, prefabricate and installation of plumbing systems. 

  • BIM/Pre-Fabrication

    Using BIM software, we ensure project design and timing is coordinated.

  • Building Controls

    Building control design and installation. New construction or retrofit.

  • Maintenance

    Preventative maintenance contracts

  • 24 Hour Service

    Emergency plumbing, heating and air conditioning service.

"We've worked on many school projects including Quincy High School, Goodyear Elementary School and Essex North Shore Agricultural Technical High School and P.J. Kennedy & Son's commitment to quality, teamwork and service is what sets them apart. 

Project Executive
Gilbane Building Company

"I have nothing but high praise for their entire team and the quality of the finished project(s). Their entire staff performed their work in the most professional manner, great attitude, superior – workmanship, communication, cooperation and willingness to be a team player with all members of the construction and design teams. They have always been there with support well after the schools have been turned over to us."

David Dunkley
Woburn Public Schools

"We worked with P.J. Kennedy & Sons on the Rindge and Latin School in Cambridge, MA. The working relationship between the City, General Contractor and P.J. Kennedy & Sons was honest, open and communicative, and they have been one of the best HVAC contractors we have ever worked with."

Project Manager
City of Cambridge