Solar installers in New Hampshire
63 profiled installers based in New Hampshire, plus the national companies most active in the state — volume, prices and ownership mix from public data.
At a glance
63 solar installers with five or more recorded installations are based in New Hampshire — the 19th-largest group among the 30 states with profiled installers. Across all 11,059 recorded New Hampshire installations, Revision Energy is the most active installer with 2,901. The median installed price in New Hampshire is $3.40/W before incentives.
Dataset updated . Sources: LBNL Tracking the Sun + city permit records + state programs + USGS/EIA utility-scale.
Any headquarters
Most active in New Hampshire
| # | Installer | Installs in NH |
|---|---|---|
| 1 | Revision Energy | 2,901 |
| 2 | Granite State Solar | 1,415 |
| 3 | Sunray Solar | 531 |
| 4 | Frase Electric | 521 |
| 5 | Harmony Energy Works | 319 |
| 6 | Go Solar Go | 204 |
| 7 | Solaflect Energy | 200 |
| 8 | Gosolar Nh | 196 |
| 9 | Sundial Solar Nj | 189 |
| 10 | Tesla | 169 |
| 11 | Energy Emporium | 159 |
| 12 | Solar Dave | 138 |
| 13 | All Energy Solar | 118 |
| 14 | Vh Energy | 116 |
| 15 | South Pack Solar | 115 |
Based in the state
Installers headquartered in New Hampshire
| Installer | Installs | Capacity | Median $/W | TPO | Active since |
|---|---|---|---|---|---|
| Revision Energy | 3,290 | 57.7 MW | $3.34/W | 0% | 2010 |
| Granite State Solar | 1,394 | 12.9 MW | $3.34/W | 0% | 2013 |
| Sunray Solarnh | 553 | 4.8 MW | $3.74/W | 0% | 2007 |
| Sunray Solar | 549 | 4.6 MW | $4.00/W | 0% | 2007 |
| Frase Electric | 487 | 4.9 MW | $2.85/W | 0% | 2009 |
| Sundial Solar Nj | 450 | 4.9 MW | $3.14/W | 4% | 2013 |
| Harmony Energy Works | 271 | 6.5 MW | $3.30/W | 0% | 2010 |
| Go Solar Go | 270 | 2.9 MW | $3.27/W | 0% | 2013 |
| Gosolar Nh | 200 | 1.5 MW | $3.84/W | 0% | 2016 |
| Energy Emporium | 161 | 1.1 MW | $3.98/W | 0% | 2010 |
| Solar Dave | 157 | 1.4 MW | $2.46/W | 0% | 2014 |
| Norwich Technology | 144 | 8.9 MW | $3.12/W | 0% | 2013 |
| Kw Management | 129 | 16.9 MW | $4.13/W | 6% | 2006 |
| Vh Energy | 113 | 1.1 MW | $2.70/W | 0% | 2015 |
| Endeavors | 112 | 1.5 MW | $3.38/W | 0% | 2014 |
| South Pack Solar | 110 | 774 kW | $3.46/W | 0% | 2014 |
| Sunergy Systems | 107 | 1.2 MW | $3.55/W | 1% | 2011 |
| Smart Energy | 100 | 25.7 MW | $3.13/W | 0% | 2010 |
| Green Energy Option | 92 | 963 kW | $3.34/W | 0% | 2009 |
| Smart Energy Of New England | 91 | 1.1 MW | $3.15/W | 0% | 2010 |
| Parei | 88 | 647 kW | $3.38/W | 0% | 2010 |
| Seacoast Energy Alternatives | 70 | 2.0 MW | $3.61/W | 0% | 2009 |
| 603 Solar | 69 | 688 kW | $3.08/W | 0% | 2019 |
| Sunup Solar | 67 | 693 kW | $1.30/W | 3% | 2021 |
| Gosolar Ne | 60 | 600 kW | $3.21/W | 0% | 2017 |
| Perkins Home Center | 52 | 361 kW | $3.99/W | 0% | 2010 |
| Millhouse Enterprise | 41 | 288 kW | $3.54/W | 0% | 2014 |
| Barrington Power | 39 | 3.9 MW | $2.15/W | 0% | 2020 |
| Bright Light Solar | 39 | 306 kW | $3.69/W | 0% | 2011 |
| Energy Shield Of Nh | 36 | 384 kW | $3.70/W | 0% | 2022 |
| Freedom Renewable Energy | 31 | 167 kW | $6.01/W | 0% | 2010 |
| Snow Dragon Renewable Energy | 30 | 276 kW | $3.96/W | 0% | 2010 |
| Dtl Electric | 29 | 306 kW | $2.62/W | 0% | 2010 |
| Seacoast Energy | 28 | 167 kW | $3.64/W | 0% | 2013 |
| Solair | 28 | 446 kW | $2.85/W | 0% | 2009 |
| Planet Green | 27 | 1.1 MW | $4.52/W | 4% | 2009 |
| Smart Energy Of Ne | 25 | 100 kW | $5.11/W | 0% | 2010 |
| Sunflower | 22 | 238 kW | $3.08/W | 0% | 2020 |
| New England Solar Concept | 17 | 127 kW | $3.86/W | 0% | 2009 |
| Solar Source Nh | 14 | 332 kW | $4.02/W | 0% | 2011 |
| Ete Solar | 13 | 96 kW | $3.34/W | 0% | 2014 |
| Harvey Woods | 13 | 121 kW | $3.16/W | 0% | 2022 |
| Coastal Solar Group | 12 | 167 kW | $4.30/W | 0% | 2016 |
| Bob Drew Electric | 9 | 64 kW | $6.31/W | 0% | 2010 |
| Onpoint Energy Solutions | 9 | 60 kW | $4.60/W | 0% | 2010 |
| Mains Electric | 8 | 107 kW | $3.02/W | 0% | 2022 |
| Mauchly Electric | 8 | 47 kW | $2.93/W | 0% | 2009 |
| Nickerson Electric | 8 | 42 kW | $4.38/W | 0% | 2011 |
| Sun Worx | 8 | 34 kW | $6.62/W | 0% | 2010 |
| Tg Design | 8 | 124 kW | $7.91/W | 0% | 2014 |
| Adros Energy | 7 | 22 kW | $6.51/W | 0% | 2009 |
| Dnl Energy | 7 | 38 kW | $5.04/W | 0% | 2010 |
| Mos Electric Solar | 7 | 69 kW | $2.65/W | 0% | 2013 |
| Nh Solar Garden | 6 | 503 kW | $2.70/W | 0% | 2016 |
| Presby Construction | 6 | 88 kW | $4.50/W | 0% | 2016 |
| St Electric | 5 | 27 kW | $6.26/W | 0% | 2010 |
| Barrett Electrical Services | 5 | 22 kW | $5.11/W | 0% | 2011 |
| Mgmtetc | 5 | 372 kW | $1.79/W | 0% | 2013 |
| Planit Green Renewable Energy | 5 | 57 kW | $4.37/W | 0% | 2017 |
| Salt Creek Builder | 5 | 35 kW | $3.19/W | 0% | 2014 |
| Stelectric | 5 | 26 kW | $6.26/W | 0% | 2010 |
| Sre Utility Solar | 5 | 33 kW | $2.95/W | 0% | 2023 |
| Sentry Solar | 5 | 39 kW | — | 0% | 2023 |
"Based in" = the state with the most recorded installs for that installer. Top 100 shown, ordered by volume.
Who are the largest solar installers in New Hampshire?
By recorded installations in New Hampshire, the most active installers are Revision Energy (2,901), Granite State Solar (1,415) and Sunray Solar (531). Among installers based in New Hampshire, the largest by total recorded volume are Revision Energy (3,290), Granite State Solar (1,394) and Sunray Solarnh (553). The 63 profiles based here make up under 1% of the 10,536 installer profiles nationwide.
How established are New Hampshire's solar installers?
Of the 63 installers based here, 26 recorded an installation in the last three years and 47 have records from before 2015. 34 also have recorded installations in at least one other state. Among the 25 with at least 30 priced systems, the middle half have median prices between $3.14/W and $3.61/W, around a state median of $3.40/W.
Frequently asked questions
How many solar installers are there in New Hampshire?
PanelCensus profiles 63 installers based in New Hampshire (five or more recorded installations each), resolved from 11,059 recorded installations in the state. Multi-state installers based elsewhere also work here — see the "most active" list.
Who is the biggest solar installer in New Hampshire?
Revision Energy has the most recorded installations in New Hampshire with 2,901 systems, ahead of Granite State Solar (1,415).
How much do solar installers in New Hampshire charge?
Among the largest installers based in New Hampshire with at least 30 priced systems, the middle half have median installed prices between $3.14/W and $3.61/W before incentives; the median across all priced New Hampshire systems is $3.40/W. Each installer's profile shows its own price history.
Which New Hampshire solar installers are still active?
26 of the 63 installers based in New Hampshire have a recorded installation dated within the last three years. Public records arrive months to a couple of years after installation, so recent work by others may not appear yet.
What does "based in New Hampshire" mean here?
An installer is listed under the state where most of its recorded installations are. Installers that also work in other states keep one profile, filed under that primary state.
More solar data for New Hampshire
- Solar installations in New Hampshire· 11,059 records
- Solar in Rockingham County· 144 installations
- Solar in Grafton County· 105 installations
- Solar in Merrimack County· 97 installations
- Solar installers in Oregon· 88 profiles
- Solar installers in North Carolina· 46 profiles
- Solar installers in Delaware· 7 profiles
- Largest solar installers in the US
About this data
Source: Lawrence Berkeley National Laboratory's Tracking the Sun, merged with city permit records, state incentive programs and the USGS U.S. Large-Scale Solar Photovoltaic Database / EIA-860 plant registers, as published October 10, 2026 — PanelCensus refreshes it as each source publishes new records. See the methodology for how records are matched, cleaned and scored.
Cite as: PanelCensus, “Solar installers in New Hampshire”, https://panelcensus.com/installers/new-hampshire (data as of October 10, 2026).