Who We Are

Who We Are

A Rich History

In June of 1963, John Cannistraro, Sr. set out to achieve his lifelong goal of entrepreneurship with nothing more than $1,500 and the support of his wife, Rita. Over fifty years later, the family-owned plumbing shop he founded has developed into a world-class, mechanical construction firm with 700 employees and a sterling reputation for quality and innovation. Today Cannistraro provides the most comprehensive package of mechanical services by delivering Plumbing, Fire Protection, HVAC piping and sheet solutions, as well as turnkey service and maintenance to building owners and construction managers throughout New England.

Cannistraro is a safety leader in the field of specialty contracting and has been named a "Top Place to Work" by the Boston Globe. The company is annually named among ENR Magazine's Top 50 Mechanical Contractors and is currently Boston's Largest Mechanical Contractor according to the Boston Business Journal's "Book of Lists."

Awards and Achievements

  • Boston’s Largest Mechanical Contractor According to Boston Business Journal
  • Named a Boston Globe “Top Place to Work”
  • Ranked among the Top 50 Mechanical Contractors in the U.S. according to ENR Magazine
  • Inductee into Massachusetts Building Congress Hall of Fame

Words We Live By

Cannistraro will LEAD in all that we do.

Through our commitment to CONTINUOUS IMPROVEMENT we will promote best practices in our industry, we will provide the highest quality services for our clients and advance goodwill within the communities we serve.

We will succeed by developing the skills and engaging the enthusiasm of our PEOPLE; and by being the preferred partner for our suppliers and associated business professionals

Our Corporate Strategies

people-strategy

People Strategy

Recruit, develop & retain those who embody our core competencies of Integrity, Compassion, Customer Focus & Drive for Results

customer-strategy

Customer Strategy

Partner with customers who appreciate our value; and relentlessly pursue their satisfaction.

financial-strategy

Financial Strategy

Consistently earn a reasonable profit that allows the company to reinvest for the future, reward employees and provide shareholder return.

operations-strategy

Operations Strategy

Deploy technology, processes and methods that inspire teamwork, improve efficiency, mitigate risk and improve safety.

Driven by Family Values

Cannistraro has a mission to be the professional standard for quality and reliability in the field of mechanical construction, while remaining true to its core family values.  This mission is rooted in the founding principles of John Cannistraro, Sr., and is evident in every aspect of the company from safety to logistics.

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Cannistraro Video Screenshot

Our Collaborative Team

At Cannistraro, we believe that our success is driven by teamwork.  From early collaboration with the design team, to the seamless integration of specialty trades under one roof, we are at our best when we’re working together and sharing our expertise for the good of the project.

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Cannistraro Video Screenshot

That Leads by Example

At Cannistraro, we believe that our success is driven by teamwork. From early collaboration with the design team, to the seamless integration of specialty trades under one roof, we are at our best when we’re working together and sharing our expertise for the good of the project.

John C. Cannistraro Jr.

John C. Cannistraro Jr.

President

John C. Cannistraro Jr.

President

As President, John provides the company with its overall strategic direction with a concentration in pre-construction. John has a passion for combining creativity with design and technology, and believes firmly in the ideals of mentorship and collaboration. With his guidance, the company became specialists in the use of building information modeling and prefabrication.

John is a Past President of the Massachusetts Building Congress and the Greater Boston Plumbing Contractors Association, and is a volunteer leader for the Artists for Humanity and the Newton-Wellesley Hospital Charitable Foundation. In 2015, John was awarded the the Labor Guild's prestigious Cushing-Gavin Award for continued excellence in labor and management. He serves as the Chairman of the Board for the American Sanitary Plumbing Museum and holds a Master Plumber’s License in Massachusetts. John is a graduate of Tufts University and the Owner/President Management Program at Harvard Business School.

David G. Cannistraro

David G. Cannistraro

Chief Executive Officer

David G. Cannistraro

Chief Executive Officer

As CEO, David’s first responsibility is to ensure the safety and well-being of all our employees.  He also ensures the Company operates with integrity and fulfills all of its legal and moral obligations to our employees, customers and business partners.  When not at the office he enjoys running, skiing and golfing; and is a local Cub Scout Pack Leader.

David is the current President of the National Subcontractors’ Alliance (NSA), and a Past President of the Associated Subcontractors of Massachusetts (ASM).  He also serves on the Board of Directors of ASM as well as for the New England Mechanical Contractors Association (NEMCA).  David is a graduate of the Wharton Business School at the University of Pennsylvania.

Joseph C. Cannistraro

Joseph C. Cannistraro

Chief Financial Officer

Joseph C. Cannistraro

Chief Financial Officer

As CFO, Joe oversees all accounting and financial operations. Under his leadership, Cannistraro maintains a sterling credit rating and reputation, and continues to value the company’s founding principles of corporate responsibility, sound financial practices, and philanthropy.

Joe is the current Vice President and Trustee of the Plumbing Heating Cooling Contractors (PHCC) of Greater Boston and a Trustee of the Plumbers Local 12 Health and Welfare Pension Fund. He is also an avid runner and perennial participant in the Boston Marathon. Joe is a graduate of Yale University.

Neil H. Johnson

Neil H. Johnson

Vice President - Business Development

Neil H. Johnson

Vice President - Business Development

As Vice President - Business Development, Neil oversees the pre-construction process for all HVAC, Plumbing and Fire Protection projects. Neil works closely with the Estimating and Operations teams to plan each project and leads the company's client service and customer engagement initiatives.

Neil is passionate about incorporating lean construction and manufacturing methods into all aspects of the company, and encourages everyone at Cannistraro to identify opportunities for continuous improvement. He is also an avid sports fan and enjoys watching his sons play hockey. Neil is a graduate of Wentworth Institute of Technology.

Paul Battaglia, LEED AP

Paul Battaglia, LEED AP

Vice President - HVAC

Paul Battaglia, LEED AP

Vice President - HVAC

As Vice President - HVAC, Paul is responsible for the planning, management and execution of the company’s HVAC operations. He oversees all HVAC processes and personnel, maximizing collaboration among his entire team including project management, BIM/coordination, prefabrication and field leadership. With an emphasis on safety and quality, Paul ensures that each project meets both company and client goals, standards and expectations.

Paul has over 10 years of experience in the HVAC and construction industries. Throughout his career he has worked in construction technology and project management, specializing in complex mechanical installations and prefabrication. Paul is a graduate of Wentworth Institute of Technology, the MCAA Advanced Leadership Instituted, and is a LEED Accredited Professional.

Joseph Mierzejewski, LEED AP

Joseph Mierzejewski, LEED AP

Vice President - Plumbing

Joseph Mierzejewski, LEED AP

Vice President - Plumbing

As Vice President - Plumbing, Joe is responsible for the planning, management and execution of the company's Plumbing operations. He oversees all Plumbing processes and personnel, maximizing collaboration among his entire team including project management, BIM/coordination, prefabrication and field leadership. With an emphasis on safety and quality, Joe ensures that each project meets both company and client goals, standards and expectations.

Joe has more than 15 years of experience in Plumbing systems, coordination, prefabrication and general construction. He is passionate about technology and has served as a guest speaker on topics such as BIM, prefabrication and construction technology for numerous industry organizations. Joe is a graduate of Northeastern University as well as Nassau Community College, and has completed the OSHA 30-Hour Safety Training Program.

Dean Allaire

Dean Allaire

Vice President – Fire Protection

Dean Allaire

Vice President – Fire Protection

As Vice President - Fire Protection, Dean is responsible for the planning, management and execution of the company's Fire Protection operations. He oversees all Fire Protection and Fire Protection Service processes and personnel, maximizing collaboration among his entire team including project management, BIM/coordination, prefabrication and field leadership. With an emphasis on safety and quality, Dean ensures that each project meets both company and client goals, standards and expectations.

Dean has more than 25 years of experience in Fire Protection and construction. He began his career as a sprinklerfitter in the field and advanced on to become a successful Field Foreman and Project Manager. Dean is a graduate of the University of New Hampshire and has completed the OSHA 30-Hour Safety Training Program.

Bill Fleming

Bill Fleming

Vice President – Service

Bill Fleming

Vice President – Service

As Vice President - Service, Bill oversees all service and maintenance operations. Bill manages a team of Service Sales Engineers, a full Service Sales Support Team, a Service Operations Team and a large group of field technicians with a fleet of more than thirty service vehicles for all major disciplines including HVAC, Fire Protection and Plumbing service.

Bill has more than 25 years of experience in the mechanical trades and throughout his career has served as an HVAC Service Technician, a Sales Engineer and as Service Manager. He played an instrumental role in helping Cannistraro become an official Energy Solution Provider powered by MSCA GreenSTAR, is the Vice President of the New England Mechanical Service Contractors Association (NEMSCA), and is an accomplished triathlete. Bill holds an Associate's Degree in Construction Management & Supervision, attended Wentworth Institute of Technology, is a graduate of the Pipefitter's Local 537 Training Program and has completed OSHA 30-Hour Safety Training.