All You Need is Sunwatt!

Sunwatt Solar

Sunwatt Solar has been designing and installing safe, reliable and efficient residential and small commercial solar projects in RI and MA since 2014.  We put our combined years of experience, knowledge and skill behind every project.  And we know local solar because we are solar locals.  Sunwatt is locally owned and staffed, designing and installing projects in our own backyards.  Get the hometown advantage with a system designed to meet your energy needs using 100% Rhode Island or Massachusetts sunshine.  All you need is sun!

* MA/RI Master Electrician Installation Manager                                                                                                                  * NABCEP Certified Installation Professionals                                                                                                                        * NABCEP Solar Technical Sales Professionals                                                                                                                        * RI Renewable Energy Professionals                                                                                                                                      * Staff minimum OSHA-10 certified

Meet the team


Walter Mahla, Managing Partner

NABCEP Installation Professional, RI REP. Walter is a system designer, electrical engineer, early renewable energy adapter, electric car enthusiast, and is currently in search of the perfect grilled cheese sandwich.

Tech kids 2016 home show

Peter Hughes, Business Manager

NABCEP Installation Professional, NABCEP Technical Sales Professional, RI REP. Over ten years’ experience in solar PV, he has as designed, installed and maintained solar projects large and small from New Jersey to Boston. Spends summer vacations teaching his dog to hang ten at Matunuck Beach.


Steven Lambert, Installation Manager

Master Electrician in Rhode Island and Massachusetts. Over 35 years’ experience as licensed electrician, manages and oversees permitting, scheduling, installation and inspections for all Sunwatt projects. Will be joining PGA Seniors Tour upon retirement.


Dana Weinberg

Inside Sales and Financial Wizard


Joseph Rand

NABCEP Technical Sales, System Designer and Resident Greenie


Gail Scanlon

Project Administrator and Grant Guru

The Sunwatt team in action and in the community.

Tape measure guys
Sunwatt Projects