Verified record
MDH Construction is a small Plymouth outfit whose public reviews run entirely between 2018 and 2021 — three MassSave-program attic insulation and air-sealing jobs and one full home renovation, with no newer written accounts since. In a 2021 review, a returning customer who'd used MDH for MassSave attic and home-sealing work years earlier called them back after finding attic condensation; Michael M came out promptly, spent real time assessing the problem, and recommended ventilation fixes. Earlier reviews, from 2018 and 2020, describe similar insulation and venting work as professional and effective — one homeowner had a five-person crew add insulation and new vents and reported the house noticeably warmer afterward. In a 2018 review, a different customer described a full home renovation led by Matt, finished on budget with responsive communication throughout and none of the horror stories that come with a project of that size. The company's Massachusetts home improvement contractor registration, verified against the state registry, is currently expired. Given how dated the written record is and the lapsed registration, it's worth confirming directly that MDH is still actively taking on work and re-verifying its licensing status before signing anything — the insulation and renovation work described here, when it happened, held up well.
Typical Greater Boston range for this kind of work, from regional averages — not a quote from MDH Construction. Use it to sanity-check bids, then get the real number in writing.
Estimated range
$23,000 – $35,000
Typical remodeling project around $29,000
I had previously used MDH for some MassSave attic and home sealing services. Many years later, this winter, I called them again when I found condensation in my attic. Michael M from MDH came out promptly to my home, spent a good amount of time with me, and suggested some attic ventilation improvements to resolve the issue. After getting a few other quotes, I called to discuss some of my options with Michael, and he gave me more than an hour of his time, helping me understand the choices I was making. No other contractor I called was willing to work with me and help me choose the best solutions for my problem, but MDH really came through. They even agreed to research and ultimately agreed to install a variation of roof ventilation I was interested in. Their price was very reasonable. A different Michael arrived on time on the scheduled day, and did a fantastic job neatly and cleanly installing the ventilation our home needed. He took the time to explain what he was doing, show me some of the material he removed, and demonstrate why my attic truly needed ventilation improvements. When I climbed into my attic after the install I couldn’t find dirt or sawdust from his work. It’s been a long time since a contractor treated me with respect, offered their time so willingly, and did such a phenomenal job for a fair price. I would recommend MDH to anyone.
This company did excellent work. They put additional insulation in my attic and some new vents. They were very professional and did great work
The MDH team did a great job improving the insulation of our home. They had a crew of 5 people out today and did a quality and efficient job. I highly recommend this company and the Mass save program to improve the insulation of your home. The house already feels warmer with almost no air drafts. I am confident we will be saving a substantial amount on our energy bills.
I was very pleased with Matt and his team. Matt was always very responsive and reasonable. He did a full renovation of my house and came out on budget. There weren't any of the horror stories you hear about going into such a project. Everything came out great, and Matt always picked up the phone throughout the project whenever I had questions. Outstanding job!
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1 change recorded — last scanned Sep 19, 2026.
Daily deck progress photographs5.0
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