J.M. Mechanical Services, Inc

J.M. Mechanical Services handles plumbing and heating work out of East Boston, and its BBB profile backs up the tenure customers describe: an A+ grade and 30 years in business, with no complaints on file. Google shows 4.1 stars from 11 ratings. The reviews that go into detail describe a company that shows up for the cold-weather emergencies. In a December 2024 review, a customer said JM Mechanical fixed a burst cellar pipe the same day it happened, in the middle of a cold snap. In a July 2024 review, technicians Paul and Mike were credited with troubleshooting a furnace pilot light that went out after National Grid swapped a gas meter, replacing a part and walking the homeowner through what they did. One customer, in a February 2026 review, said they'd used the company for about 20 years and that the work — and the willingness to stand behind it — never wavered. The most recent review, from June 2026, breaks from that pattern: it calls the service poor, the bill outrageous and the attitude bad, without further detail on the job involved. For East Boston plumbing or heating repairs — a stuck furnace, a burst pipe, a stubborn toilet — the longer written history points to responsive, explained work; the one recent complaint is worth asking about directly if pricing is a concern.