TG Gallagher

About Us

TG Gallagher is a passionate, energetic (yet), sophisticated mechanical contractor, headquartered in Cambridge, MA. Since 1940, the company has been providing innovative HVAC, plumbing, and fire protection system solutions for educational, healthcare, industrial, commercial, and life science facilities. TG Gallagher continues to exceed its clients’ expectations by delivering superior craftsmanship, reliable service, detailed planning, and safe execution. The company is dedicated to environmental responsibility and leads the industry in building technology and lean processes.