Full Service Mechanical Contractor

Fire Protection Systems

To keep life and property safe, your business or organization needs protection from fire. Since 1999, William M. Collins Company has been providing commercial and industrial clients like you with the peace of mind that comes with reliable sprinkler, standpipe and special hazard systems.

We have an in-house design team that will work closely with you and your engineers to develop a system that will best meet your needs. With our 3-D cad and BIM capabilities, our designers will make sure that your system is calculated and configured correctly and will function properly. We are committed to delivering your system on time and within budget. Your peace of mind remains our priority after we install your fire protection system. We have a fleet of vans dedicated to maintaining and servicing the systems that we install.

For fire protection systems, our specialties include:

  • High-rise condos and apartment buildings
  • Mixed-use projects
  • Commercial and retail space, including tenant fit-out and remodeling
  • Educational institutions, including colleges
  • Bio-medical, pharmaceutical, and labs
  • Municipal Water treatment facilities

Recent fire protection system projects include:
  • Boston Bruins Training Facility, Brighton
  • Boylston West apartments, Boston
  • New Balance headquarters, Brighton
  • Target Fenway, Boston
  • Boston Conservatory, Boston
  • Harvard University Gropius Complex, Cambridge
  • Salem State University Library, Salem
  • Chestnut Hill Square shopping and dining destination, Newton
  • MIT New House Dormitory, Cambridge
  • Bristol Myers Squibb Bio-Pharma facility, Devins

Comm. of Mass. sprinkler contractor license: #SC001367

Plumbing and Process Piping Systems

The William M. Collins Company traces its roots to the 1920s as a small plumbing shop whose clients included homeowners in Beacon Hill and other parts of Boston. Later, businesses such as R.H. Stearns, Jordan Marsh, and Woolworth also counted on the company's plumbers. Today, the focus is on commercial, industrial, and municipal clients like you. While the size and scope of the work has changed through the years, our commitment to quality and customer satisfaction has remained ever-present.

In addition to more conventional plumbing, William M. Collins has developed a reputation as the go-to contractor for projects involving especially large pipes and other challenging specifications. After having successfully completed jobs such as the Big Dig, Deer Island, and the Walnut Hill Water Treatment Plant, when we say no project is too large or too atypical, we mean it.

For plumbing systems, our specialties include:

  • Educational institutions, including colleges
  • Mixed-use projects
  • Industrial projects
  • Municipal projects
  • Commercial and retail space, including tenant fit-out and remodeling

For process piping systems, our specialties include:
  • Water and wastewater treatment plants
  • Bio-medical, pharmaceutical, and labs
  • Processing plants
  • Manufacturing plants
  • Institutional projects

Recent plumbing and process piping system projects include:

  • MWRA cryogenics chillers at Deer Island, Boston
  • MBTA Intermodal Facility, Hingham
  • Charlestown Navy Yard National Historic Park, Charlestown
  • TD Garden humidification project, Boston
  • Upper Blackstone Wastewater Treatment Plant, Worcester
  • E St. Self Storage, South Boston
  • E.M. Kennedy Institute, Boston
  • MWRA Caroll Water Treatment Plant- Gaseous oxygen system, Marlborough
  • P&G Gillette, Boston
  • Bristol Myers Squibb- LCSS, Devins

Comm. of Mass. corporate plumbing license: #2564

HVAC Systems

Our HVAC team has years of experience to bring to your commercial, industrial, or municipal heating, ventilation, and air conditioning systems. You can trust us to deliver systems that will keep your building's occupants comfortable all year long while providing maximum energy efficiency and reduced operating expenses.

In addition to single-building heating solutions, we have expertise in constructing complex central plant systems for a campus of buildings. We can install chiller plants, high-efficiency boiler plants, and underground piping for district heating systems and natural gas distribution.

For HVAC systems, our specialties include:

  • Commercial and retail space, including tenant fit-out and remodeling
  • Power plant piping
  • Industrial projects
  • Municipal projects
  • Bio-medical, pharmaceutical, and labs
  • Hospitals and healthcare facilities
  • High tech and clean rooms

Recent HVAC projects include:

  • Beth Israel Deaconess Medical Center- MRI suite, Boston
  • Vertex Pharmaceuticals, Boston
  • Novartis, Cambridge
  • Logan International Airport- Terminal C renovations, Boston
  • Dana Farber Cancer Institute, Boston
  • P&G Gillette, Boston