Solar installers in Berkshire County
15 companies have installed solar on 56 homes here since 2023. Covers Pittsfield, North Adams, Adams, Williamstown, Great Barrington, Dalton and nearby towns.
| Installer | Homes since 2023 | Median price in state |
|---|---|---|
| SunrunBased in San Francisco, CA · (805) 242-7255 | 12 | $3.73/W$0.12 below median |
| TeslaBased in Fremont, CA · (702) 680-6683 | 10 | $2.33/W$1.52 below median |
| PlugPVBased in Troy, NY · (518) 948-5316 | 9 | $3.10/W$0.75 below median |
| Valley Solar And WaterBased in Sacramento, CA · (916) 254-5111 | 8 | — |
| SunPowerBased in Richmond, CA · (908) 216-1280 | 3 | $4.07/W$0.22 above median |
| Trinity SolarBased in Chester, NY · (732) 780-3779 | 3 | — |
| Freedom ForeverBased in Temecula, CA · (800) 885-9450 | 2 | $4.38/W$0.53 above median |
| Incite Solutions | 2 | $3.60/W$0.25 below median |
| Brilliant Installations | 1 | — |
| Earthlight TechnologiesBased in Ellington, CT · (860) 871-9700 | 1 | — |
| Lee Russell | 1 | — |
| Pioneer Electric | 1 | — |
| ReVision Energy | 1 | $4.36/W$0.51 above median |
| SavkatBased in Southington, CT · (800) 860-6932 | 1 | — |
| Sunbug SolarBased in Westfield, MA · (617) 500-3938 | 1 | $4.17/W$0.32 above median |
Ranked by homes installed, which shows who’s active here, not who’s best. Prices are each company’s median for systems sold outright, shown when it sold at least 10.
Towns in Berkshire County: Pittsfield, North Adams, Adams, Williamstown, Great Barrington, Dalton, Lee, Lenox, Sheffield, Cheshire, Lanesborough, Stockbridge.
How much does solar cost in Berkshire County, MA?
There weren't enough Berkshire County systems bought outright for a county figure. Across Massachusetts, homes paid a median $3.85/W installed in 2023–2025, about $38,500 for a 10 kW system.
Which solar companies install in Berkshire County, MA?
15 installers have put in home systems in Berkshire County since 2023, the busiest being Sunrun, Tesla, PlugPV, Valley Solar And Water, SunPower.
Installed prices and installers from public installation records: Lawrence Berkeley National Laboratory’s Tracking the Sun (systems installed through 2025) and state program files from California, New York, New Jersey, Connecticut, Illinois and Oregon, which run into 2026. Prices are in dollars per watt of panel capacity (DC), before rebates and tax credits, for homes that bought their system; leased systems and systems with batteries are left out.