Critical Mass Solar's cover image
Claim this profile

This profile has not been claimed by the business owner or representative.

Claim this business to update business information, get appointment requests, engage visitors with web chat, and more!

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

Get directions
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
4.946 reviews
Select a rating
John O'Brien's profile image
John O'Brien 
on Google
2 days ago
Paul Bredenberg's profile image
Paul Bredenberg 
on Google
2 days ago

I am very happy with the installation I had from Freddy and his guys at Critical Mass Solar. From start to finish they handled things great. I went with them partly due to the initial consult. Freddy was able to explain things in a concise and understandable manner. I have somewhat of challenging roof, but he was able to design a layout that fit in all the solar panels I needed, but still looked good. The biggest challenge was dealing with the electrical company. Freddy is familiar with all that and took care of the forms an... read more

Justus Arianegbe's profile image
Justus Arianegbe 
on Google
a month ago

I cannot recommend Freddy enough. He is wonderful to work with and ensures questions are answered post-install. Look no further for your solar needs. You won’t regret having critical solar. 

Alan's profile image
Alan 
on Google
2 months ago

Couldn't be happier with Critical Mass Solar and the great people who make up the company. I reached out to them after purchasing a home with existing solar - I needed a new roof and was not familiar with the area. Critical Mass Solar responded to my inquiry same day and was in communication quickly both via phone and email. After explaining my dilemma they were more than happy to help and on an accelerated timeline. The removal and reinstall of the solar panels and systems was flawless. I was kept updated frequently, despit... read more

Andrew Woodbury's profile image
Andrew Woodbury 
on Google
4 months ago

I spent many weeks collecting quotes from 7 different solar installation providers including Tesla, Palmetto, Evergreen, Boston Solar, Valley, and Momentum. I compared the brand/quality of the panels, the total system kWh, warranties, finance rates, professionalism, and something that is important to me - how obnoxious and pushy the sales representative is. I didn't even consider collecting a quote from SunRun due to the sole fact that they would send sales people to my house multiple times a week at completely unreasonable ... read more

View all google reviews

Frequently asked questions about Critical Mass Solar

How is Critical Mass Solar rated?

Critical Mass Solar has a 4.9 star rating with 46 reviews. 

When is Critical Mass Solar open?

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

Need help? Contact us.

Speak with a specialist to learn how you can grow with Birdeye. We are reachable at profiles@birdeye.com