Why Critical Mass Solar?

Critical Mass Solar is a Massachusetts-based company that provides experienced solar panel installation at competitive rates. From acquisition to installation and implementation, our goal is to support you, our customer, in achieving financial independence in regard to utility costs, while simultaneously promoting environmental sustainability. It’s in this that we empower our customers to take control of their energy utilization while fostering a cleaner carbon footprint, which makes for a better environment for our children and their children.

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Solar PV System Installation
Ongoing Support

Solar Installation Services

Our Products
We offer the highest quality LG solar panels and Enphase solar panel inverters in the industry with the longest warranties available at 25 years.

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Recent Projects
View our most recently completed solar installation projects in Massachusetts and New Hampshire, complete with job specs and photos that we take such pride in.

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Read frequently asked questions (FAQs) that homeowners have about owning and financing their solar panel system, including incentives, rebates, and more.

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Contact us

Mailing Address
33 Leighton St. Pepperell, MA 01463
Customer Support
E-mail: freddy@criticalmasssolar.com Phone: 978-272-1486