TG Gallagher



TG Gallagher is the leading provider of mechanical construction and maintenance services throughout New England. The company provides comprehensive HVAC, plumbing and fire protection systems for educational, healthcare, industrial, commercial, high-tech, and biotech facilities. TG Gallagher’s expert staff specializes in working with occupied facilities and those with complex requirements. In business for more than 70 years, TG Gallagher continues to exceed its clients’ expectations by delivering superior craftsmanship, reliable service, detailed planning, and safe execution.


Air Conditioning, Heating, Plumbing, Supermarket Refrigeration, Low-Temp Refrigeration, Building Automation, Building Operations, Energy Savings Solutions, Test and Balancing, Commissioning/Retro-commissioning, Data Center AC Service, Design and Installation, Chiller Replacement and Repair, Boiler Service and Replacement

States Served:

Maine, Massachusetts, New Hampshire, Rhode Island


Contact Name:

Brittany Busa

Contact Title:

Marketing Coordinator

Contact E-mail:


109 Smith Place
Cambridge, MA 02138


(617) 661-7000