Counts from public records, not a review or rating. I have no partnership with Larsun; the name is as the utility recorded it.
Larsun at a glance
| License lookup | California Contractors State License Board |
|---|---|
| Systems in records | 836 |
| Years in records | 2018–2023 |
| Latest record | 11/2023 |
| States | California |
| Top cities | San Diego, Corona, Chula Vista, Oceanside, Spring Valley |
| Typical system | 5.8 kW |
| Main panel brand | AXITEC |
| Main inverter brand | SolarEdge Technologies Ltd. |
| With a battery | 1% |
| Leased or PPA | 0% |
Records: LBNL Tracking the Sun.
Larsun systems by state
| State | Systems | Earliest record | Latest record |
|---|---|---|---|
| California | 836 | 2018 | 2023-11 |
Systems by year
Where Larsun installs
California
| City | Systems | Share of company's CA systems |
|---|---|---|
| San Diego | 91 | 11% |
| Corona | 52 | 6% |
| Chula Vista | 33 | 4% |
| Oceanside | 29 | 3% |
| Spring Valley | 24 | 3% |
| Fontana | 20 | 2% |
| El Cajon | 20 | 2% |
| Huntington Beach | 19 | 2% |
| Escondido | 16 | 2% |
| Orange | 13 | 2% |
| La Mesa | 13 | 2% |
| Santa Ana | 12 | 1% |
Source: LBNL Tracking the Sun, residential systems in utility interconnection records. City as the utility recorded it. How I count.
Equipment and ownership
- Panels: AXITEC (21%), Silfab Solar Inc. (19%), Mission Solar Energy LLC (16%), Jinko Solar Co., Ltd (12%), CSI Solar Co., Ltd. (7%)
- Inverters: SolarEdge Technologies Ltd. (46%), Altenergy Power System Inc. (32%), Enphase Energy Inc. (20%), Generac Power Systems (1%), SMA America (0%)
- Leases and PPAs: 0% of its systems with known ownership were leased or under a power purchase agreement.
- Batteries: 1% of its systems had a battery on record.
Offered a lease or PPA? Read lease vs buy first.
Before you sign
- 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 California records
Occidental Power (857), Powerlight (856), Infinium Solar (852), Xero Solar (844), Zero Energy Contracting (836), Next Energy (832), Urban Design (830), Alltech Solar (825).