| All Energy Solar | Westfield, MA (Regional) | (844) 732-6765 | allenergysolar.com | Elite+ Installer, Great Reputation, In-house team |
| Boston Solar | Woburn, MA (HQ) | (781) 482-1234 | bostonsolar.us | Top Local Installer, Residential/Commercial |
| Sunrun | Various Regional Offices | (844) 321-6937 | sunrun.com | Best for Solar Panel Leasing/PPA Options |
| Venture Solar | Serves MA (Regional) | (888) 966-0726 | venturesolar.com | Best Northeast Regional Installer, 25-Year Warranty |
| Trinity Solar | Multi-State (Serves MA) | (877) 786-7283 | trinitysolar.com | Large Residential Installer, Customization Options |
| Green Power Energy | Serves MA (Regional) | (860) 398-3333 | greenpowerenergy.net | Most Educated Sales Team, Low-Pressure Approach |
| NEC Solar | Newton, MA | (844) 427-6527 | necsolar.com | Elite Installer, Solar & Battery Storage Focus |
| Future Energy Solar | Woburn, MA | (781) 505-1800 | futureenergysolar.com | Local, Family-Run, In-House Workmanship |
| Solaris Renewables | Danvers, MA | (978) 473-2559 | https://www.google.com/search?q=solarisrenewables.com | Residential Solar & Battery Storage |
| Mass Renewables | Bellingham, MA | (508) 507-2700 | https://www.google.com/search?q=massrenewables.com | Highly Recommended Local Installer, Great Reviews |
| Brightway Energy | Somerville, MA | (617) 906-6655 | brightwayenergy.com | Outstanding Local Installer, 5.0/5.0 EcoWatch Rating |
| Viridis Energy Solutions | Woburn, MA | (781) 281-2995 | viridisenergysolutions.com | Elite+ Installer, Customer-focused solutions |
| Tesla Solar | Various Regional Offices | (877) 798-3752 | tesla.com/solar | Best for Tech (Solar Roof & Powerwall) |
| My Generation Energy | South Yarmouth, MA | (508) 644-8300 | mygenerationenergy.com | Cape Cod & Southeastern MA, Residential Focus |
| SunBug Solar | Woburn, MA | (617) 500-3938 | sunbugsolar.com | Experienced Local Installer, Residential/Commercial |
| Momentum Solar | Multi-State (Serves MA) | (888) 666-3688 | momentumsolar.com | Strong Customer Service, Regional Provider |
| Insight Solar | Hatfield, MA | (413) 247-4932 | https://www.google.com/search?q=insightsolar.com | Elite Installer, Western MA focus |
| Great Sky Solar | Arlington, MA | (781) 646-7799 | greatskysolar.com | Local & Highly Reviewed |
| ReVision Energy | North Andover, MA | (978) 378-4500 | revisionenergy.com | Employee-Owned Co-op, High Quality |
| Brightstar Solar | Marlborough, MA | (617) 564-0050 | brightstarsolar.com | Residential and Commercial Solar |
