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Critical Mass Solar

4.9

About this business

Critical Mass Solar provides solar panel installation and interconnection for residential homes in north central Massachusetts and southern New Hampshire. We design your system based on your usage requirements, and provide full financing options. We also provide workmanship warranties and product warranties for your solar panel system. 

Location details

33 Leighton St, Pepperell, MA, 01463, United States

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WeekdayScheduleStatus
Mon7:00 a.m. to 7:00 p.m.
Tue7:00 a.m. to 7:00 p.m.
Wed7:00 a.m. to 7:00 p.m.
Thu7:00 a.m. to 7:00 p.m.
Fri7:00 a.m. to 7:00 p.m.
SatClosed
SunClosed
4.963 reviews
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Aki Kastanas's profile image
Aki Kastanas 
on Google
2 months ago

I would strongly recommend Freddy and Critical Mass Solar to anyone who's remotely interested in a solar installation. The crew was excellent, the process was incredibly smooth and efficient, and Freddy was a wonderful presence in our corner throughout the journey. Our questions were answered in timely fashion, and Freddy's guidance and detailed proposals were so helpful in our decision-making process. The timeline was insanely fast, too -- we signed the paperwork on March 31, and we were already generating power from the co... read more

Evan Tingle's profile image
Evan Tingle 
on Google
2 months ago

Our experience with Critical Mass was so easy it makes you wish every home project could be like this. Not only were they less expensive than other companies, but they tackled a tricky roof the other guys didn't want to deal with and maximized our coverage. Freddy is one of the most responsive contractors we've ever met and will keep you updated every step of the way. We couldn't be happier with our Critical Mass. 

Vicki Morehouse's profile image
Vicki Morehouse 
on Google
2 months ago

Freddy is great to work with and very knowledgable. 

Matthew Evans's profile image
Matthew Evans 
on Google
2 months ago

Freddy and his team were such a pleasure to work with. No nonsense, pressure free quote with all of the numbers provided accurately. I have been saving on my bills and get detailed information on my consumption and production daily. 

Penny Ho's profile image
Penny Ho 
on Google
2 months ago

We had the system installed for almost a year now and we are happy with it so far. Freddy is the best. He answered all of our questions so quickly. Glad that we listened to our neighbors and chose to work with him. 

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Frequently asked questions about Critical Mass Solar

How is Critical Mass Solar rated?

Critical Mass Solar has a 4.9 star rating with 63 reviews. 

When is Critical Mass Solar open?

Critical Mass Solar is open now. It will close at 7:00 p.m.  

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