Counts from public records, not a review or rating. I have no partnership with One Roof Energy; the name is as the utility recorded it.
One Roof Energy at a glance
| License lookup | not on record |
|---|---|
| Systems in records | 507 |
| Years in records | 2013–2017 |
| Latest record | 4/2017 |
| States | New York, Massachusetts, California, New Jersey |
| Top cities | Staten Island, Jamaica, Brooklyn, Bronx, Rosedale |
| Typical system | 5.3 kW |
| Main panel brand | Jinko Solar Co., Ltd |
| Main inverter brand | Fronius USA |
| With a battery | not on record |
| Leased or PPA | 95% |
Records: LBNL Tracking the Sun.
One Roof Energy systems by state
| State | Systems | Earliest record | Latest record |
|---|---|---|---|
| New York | 251 | 2016 | 2017-04 |
| Massachusetts | 170 | 2015 | 2017-02 |
| California | 80 | 2013 | 2017-04 |
| New Jersey | 6 | 2016 | 2016-10 |
Systems by year
Where One Roof Energy installs
New York
| City | Systems | Share of company's NY systems |
|---|---|---|
| Staten Island | 50 | 20% |
| Jamaica | 39 | 16% |
| Brooklyn | 38 | 15% |
| Bronx | 16 | 6% |
| Rosedale | 15 | 6% |
| Queens Village | 11 | 4% |
| Cambria Heights | 9 | 4% |
| Ozone Park | 9 | 4% |
| Springfield Gardens | 8 | 3% |
| Yonkers | 7 | 3% |
| Richmond Hill | 7 | 3% |
| South Ozone Park | 6 | 2% |
Massachusetts
| City | Systems | Share of company's MA systems |
|---|---|---|
| Brockton | 8 | 5% |
| Boston | 6 | 4% |
| Methuen | 6 | 4% |
| Lynn | 6 | 4% |
| Medford | 4 | 2% |
| Woburn | 4 | 2% |
| Springfield | 4 | 2% |
| Randolph | 4 | 2% |
| Malden | 4 | 2% |
| Beverly | 4 | 2% |
| Waltham | 3 | 2% |
| Saugus | 3 | 2% |
California
| City | Systems | Share of company's CA systems |
|---|---|---|
| San Diego | 16 | 20% |
| Ramona | 9 | 11% |
| San Clemente | 6 | 8% |
| Chula Vista | 6 | 8% |
| El Cajon | 5 | 6% |
| Vista | 4 | 5% |
| Escondido | 3 | 4% |
| Spring Valley | 3 | 4% |
| Yuba City | 3 | 4% |
| Encinitas | 2 | 2% |
| Santee | 2 | 2% |
| Lemon Grove | 2 | 2% |
New Jersey
| City | Systems | Share of company's NJ systems |
|---|---|---|
| Willingboro | 1 | 17% |
| Trenton | 1 | 17% |
| Linden | 1 | 17% |
| Southampton | 1 | 17% |
| Monroe Twp | 1 | 17% |
| Berlin | 1 | 17% |
Source: LBNL Tracking the Sun, residential systems in utility interconnection records. City as the utility recorded it. How I count.
Equipment and ownership
- Panels: Jinko Solar Co., Ltd (43%), Qcells North America (24%), Trina Solar (14%), Hanwha Qcells (Qidong) Co. Ltd. (6%), CSI Solar Co., Ltd. (5%)
- Inverters: Fronius USA (60%), Fronius International GmbH (15%), Enphase Energy Inc. (14%), SolarEdge Technologies Ltd. (9%)
- Leases and PPAs: 95% of its systems with known ownership were leased or under a power purchase agreement.
- Batteries: not on record — home batteries were rare in utility records before 2018.
Offered a lease or PPA? Read lease vs buy first.
Before you sign
- License. Look the company up with the Massachusetts eLicensing lookup (Division of Occupational Licensure) and check the name on the contract matches the license.
- License. Look the company up with the California Contractors State License Board and check the name on the contract matches the license.
- Run the quote through the quote checker and the list in how to check a solar quote.
Companies of similar size in New York records
You Save Green (611), My Solar (606), Sunrise Solar Solutions (603), Hudson Valley Clean Energy (544), Surf Clean Energy (496), Monolith Solar Associates (484), Florenton Riverdba Sunblue Energy (469), Buffalo Solar (462).