Eyal O.
10/14/2020
This is a two part review and long overdue. We had an addition put on our house in July 2017. The addition was to have closed cell spray foam in the new attic space but our old space was just...
Greenstamp Insulation
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(9)
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184 Riverview Ave
Waltham, MA 02453
Greenstamp Co. is a leading provider of environmentally friendly and energy-efficient insulation solutions in Waltham, MA. Their team of insulation professionals is dedicated to creating the most energy-efficient structures by incorporating sustainable and environmentally friendly building elements. From new construction to renovations and additions, Greenstamp offers expert guidance and uncompromising service to ensure optimal insulation systems for every project.
With a focus on building envelope expertise, Greenstamp assists architects and builders in preventing or solving problems associated with air leakage, air quality, and moisture damage. Their commitment to green construction is evident in their use of spray foam insulation, which addresses common issues such as air leakage, moisture seepage, condensation, mold, and bacterial growth. Whether it's residential or commercial buildings, Greenstamp is the go-to company for insulation and building envelope solutions.
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Reviews
2.09 reviews
Stephanie W.
11/29/2024
Awful! The installers weren't trained on critically important skills, and it's caused terrible issues for past 9 years.
Steve R.
12/8/2024
They didn't insulate in the spaces above any of my windows on the second floor. I had blown-in cellulose installed in 2011. In the last year, I have gutted the bedrooms on the second floor to...
L J.
6/17/2022
I think I now understand why this company is no longer associated with Mass Save -- perhaps they can't even meet Mass Save's meager standards. It would also appear that they aren't actually...
Lynn C.
8/1/2023
Horrible! I hired this company 12 years ago when I bought my house. The nightmare never ends. They missed half the house with the insulation, they damaged my wall and when they came back to fix...
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