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WattsUp Renewable is a New England solar, battery storage, heat pump, and EV charger installer based in Chester, New Hampshire, run by founder Sam Pierog, who says he brings nearly two decades of prior renewable-energy industry experience. The company handles its sales process through free remote video consultations rather than sending someone to the house, and says it works across a broad swath of Massachusetts and southern New Hampshire — from Boston, Cambridge, and Somerville to Nashua and Manchester. The through-line across more than twenty 2026 Google reviews is Sam himself: reviewers describe him personally walking through options, answering detailed technical questions, and being upfront about tradeoffs rather than pushing a sale. Several installations are described as finishing on the promised timeline with regular updates along the way, and the relationship doesn't end at install — one reviewer described Sam personally diagnosing an issue with an already-installed system months later. Another customer who ultimately skipped solar because of tree shading on their property still praised the company for being straightforward about it rather than pressuring them to proceed anyway. The reviews so far all date to 2026, so this reads as a newer operation still building its public track record rather than one with years of documented history — worth keeping in mind even as the early feedback is uniformly positive. It's a reasonable call for someone who wants a founder-led, consultative approach to going solar, heat pumps, or EV charging in the area.
Sam is as knowledgeable in the field as anyone I’ve spoken to about solar. What separates WattsUp Renewable is that Sam is truly looking out for the customers BEST interest. Sam’s crew were here when they said they’d be here and the job was done within the timeline given, with zero issues. The work was done professionally and the everything was left perfect once complete. Sam walked me through step by step and has stayed in touch to make sure I didn’t have any questions or concerns. After getting multiple quotes Sam was not only the most professional his quote was 1/3 of the highest quote I received! Looking to do solar don’t hesitate to reach out to WattsUp! You will NOT be disappointed.
I had a fantastic experience with WattsUp Renewable. From the first consultation to the final installation, the team was professional, knowledgeable, and super respectful of my home. They answered all my questions clearly, kept me updated throughout the process, and finished on time.
Going solar can be confusing but WattsUp made everything simple to understand and the process was smooth. I was shopping around for a while but they really made it easy for me!
If you’re considering solar and looking for a company with extensive industry knowledge, a passionate team, and a strong commitment to making your energy goals a reality, look no further than WattsUp Renewable. Sam and his team are truly the best in the area. Their expertise, dedication, and commitment to their customers make them an excellent choice for anyone looking to make the switch to solar.
I was looking into solar with my family for our home in Hopkinton, NH, and after speaking with a few different providers, I was lift rather confused. Before giving up the search, we decided to reach out for one more quote and additional information, and I am so glad we did! The Watts Up team was incredibly transparent, explained things clearly and concisely and helped us to better understand our options. My families interaction with Sam and his team not only helped us feel confident in our decision, but fully equipped to understand the benefits of switching to solar and everything that comes with it. I can not recommend Watts Up enough if you are looking to start your journey with solar. Fantastic customer service, incredibly personable interactions, and leaves you feeling like more than a number. Grateful to have stumbled upon this local company and the experience we had!
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1 change recorded — last scanned Sep 2, 2026.
Restarted a system whose installer vanished5.0