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Verified record
License not state-verified. We could not confirm a current registration in the state registry. Insurance is self-reported. Look up in the official Massachusetts registry ↗
- Not rated by the BBB
- 8 reviews in the last 6 monthsNo negatives
- 9 work photos
Highlights
- Attic insulation — a customer wrote "They insulated my attic"
- Spray foam work — a customer wrote "a beautiful job with closed cell spray foam insulation"
- Clean-up — a customer wrote "they cleaned up the yard and house"
- On-time crew — a customer wrote "Crew showed up on time and very professional"
A customer wrote that McMahon Insulation insulated the attic and provided additional home sealing services through the Mass Save Program. A customer wrote that Josh and his crew were professional, efficient and dedicated to getting the job done right. A customer wrote that the crew worked tirelessly on a sunny 79-degree day that made the attic feel like an oven. A customer wrote that Mike and his crew insulated a basement and part of a shed. A customer wrote that Mike McMahan's team did closed cell spray foam insulation in a basement built in 1910. A customer wrote that Mike and his crew provided a detailed estimate and showed up when scheduled. A customer wrote that, through Mass Save, Mike got new doors installed the same day as the insulation. A customer wrote that Mike measured for windows and ordered them the same day. A customer wrote of a huge difference in the house maintaining its temperature without having to blast the heat all winter. A customer wrote that McMahon Insulation cleaned up the yard and house when the job was complete. BuildZoom lists licence number 161816. McMahon Insulation is a family-owned Mass Save contractor, per its website.
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