TG Gallagher
Plumbing in Waltham, MA · ★ 3.3 Google rating
Google rating as of October 2026. How ratings work here
- Address
- 309 Waverley Oaks Rd #200, Waltham, MA 02452
- Phone
- (617) 661-7000
- Website
- https://tggallagher.com ↗
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About TG Gallagher
TG Gallagher is a Plumbing contractor based in Waltham, Middlesex County, Massachusetts, at 309 Waverley Oaks Rd #200, Waltham, MA 02452. It has a Google rating of 3.3 out of 5. Its website is linked above. A listing here is not a license or insurance check, so verify both directly before hiring.
Service area
Based in Waltham, TG Gallagher is within a short drive of Belmont (1 mi), Watertown (2 mi), Arlington (3 mi), Newton (4 mi), Lexington (4 mi) and Cambridge (5 mi). Most Massachusetts plumbing contractors work a 25-mile radius, so homeowners in those towns can reasonably ask for a quote.
Hiring a Plumbing contractor in Waltham
Massachusetts requires a licensed plumber and a plumbing permit for most work beyond a simple fixture swap, with gas piping handled by a separately licensed gas fitter. In Waltham, permits run through the city's Inspectional Services Department, which reviews plumbing and gas filings and schedules inspections. The Moody Street and downtown areas include older buildings, but most residential replacements proceed without exterior-review hurdles. Licensed plumbers typically pull the permit and book the required inspection as part of the job.
Waltham plumbing pricing runs moderately high given its proximity to Boston and the western suburbs. A standard tank water-heater replacement typically runs $1,700–$3,000; a heat-pump water heater $2,700–$4,400 before rebate; a tankless conversion $4,200–$7,400. Repiping an older home can range $7,500–$17,000 depending on age and access. The split between older downtown homes and newer suburban and condo stock drives most cost variation locally.
Massachusetts requires a written contract and a Home Improvement Contractor registration for most residential plumbing work; ask for the registration number and check it before paying a deposit.
More on permits, costs, rebates and common questions, plus every other plumbing contractor serving the town, on the Plumbing in Waltham page.
Other Plumbing contractors in Waltham
See all Plumbing in Waltham.