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E. M. Duggan, Inc.
Liberty Hotel, Boston,
an E. M. Duggan, Inc. job
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140 Will Drive, P.O. Box 306, Canton, MA 02021
(781) 828-2292
(781) 828-0991
Vincent F. Petroni, President, CEO, and CFO
vpetroni@emduggan.com
Plumbing and gas fitting
HVAC
Sprinkler
Service
Bio-medical / Pharmaceutical / Labs
Commercial Office buildings
Educational institutions / Colleges
Energy conservation
Facility maintenance
Fire prevention systems
High tech / Clean rooms
Commercial Refrigeration
Hospitals / Medical gas systems
Hotels / Motels
HVAC
Instrumentation & controls
Preventive Maintenance
Residential (including condos)
Restaurants / Shopping malls
Reuse water
Solar energy systems
EMD Serono, Billerica
Tufts Dental School Expansion, Boston
Castle Square, Boston
MIT W1 Renovation, Cambridge
Russia Residential, Boston
Appleton Mills, Lowell
Genzyme, Cambridge
Washington Beach, Boston
Up to $50 million
Yes
Yes
Yes
Address
Phone
Fax
Contact
Web site
Trades
Specialty areas
Job sizes
New construction
Rehab
Maintenance / Service
E. M. Duggan, Inc. has been serving the building industry in New England since 1891. We owe many thanks to
customers, associates, and our family of dedicated employees. Our staff has created our excellent reputation in the
mechanical contracting industry. Through their diligence, E. M. Duggan has grown and prospered and become a well-
known firm in Massachusetts.
The company was founded in 1891 by Edward M. Duggan I. Beginning in a small shop on Boston’s Shawmut Avenue. He
served as President from EMD's founding until 1942, at which time his son William became President until his early
passing in 1946. His oldest son, Edward II then took over at the age of 21 and served as President until 1991 , celebrating
the company’s 100th anniversary and later as Chairman of the Board until his death in 2011. The fourth Generation of the
Duggan family is, represented by Ed’s son-in-law, Vincent Petroni, who currently serves as President & CEO.
Several members of the fifth generation currently work at the company, most notably Leonard Monfredo, Vin’s son-in-law,
who currently serves as Executive Vice President of Operations.
E. M. Duggan has always had an unsurpassed reputation for quality and excellence in customer service. The company is
well known for delivering work on time and within budget. We control costs with our extensive planning and pre-fabrication
operations.
In addition to plan and spec work, E. M. Duggan has significant experience with design-build applications.
Over the past 100+ years E. M. Duggan has endured, diversified, evolved and continues to adapt to changing markets.
Our key to success are held within the core philosophy of the company which is to anticipate our customer's needs and
give those needs top priority.
E.M. Duggan's policy of planned growth has allowed us to maintain, control and insure consistent quality. Many clients
agree. We will continue to strive to provide the same honest, concerned and thorough services we have over the past
century
Duggan Mechanical Service, a subsidiary of E.M. Duggan, provides 24-hour mechanical service and maintenance to
similar industries and markets as those served by E. M. Duggan.
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