Counts from public records, not a review or rating. I have no partnership with A M Sun Solar; the name is as the utility recorded it.
A M Sun Solar at a glance
| License lookup | California Contractors State License Board |
|---|---|
| Systems in records | 3,449 |
| Years in records | 2006–2023 |
| Latest record | 12/2023 |
| States | California |
| Top cities | Paso Robles, Atascadero, Templeton, Arroyo Grande, San Luis Obispo |
| Typical system | 6.4 kW |
| Main panel brand | Qcells North America |
| Main inverter brand | Altenergy Power System Inc. |
| With a battery | 9% |
| Leased or PPA | 4% |
Records: LBNL Tracking the Sun.
A M Sun Solar systems by state
| State | Systems | Earliest record | Latest record |
|---|---|---|---|
| California | 3,449 | 2006 | 2023-12 |
Systems by year
Where A M Sun Solar installs
California
| City | Systems | Share of company's CA systems |
|---|---|---|
| Paso Robles | 1,100 | 32% |
| Atascadero | 523 | 15% |
| Templeton | 289 | 8% |
| Arroyo Grande | 249 | 7% |
| San Luis Obispo | 237 | 7% |
| Santa Maria | 160 | 5% |
| Nipomo | 129 | 4% |
| San Miguel | 98 | 3% |
| Los Osos | 90 | 3% |
| Creston | 63 | 2% |
| Pismo Beach | 51 | 1% |
| Cambria | 51 | 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: Qcells North America (20%), CSI Solar Co., Ltd. (16%), Heliene (12%), Jinko Solar Co., Ltd (9%), Mission Solar Energy LLC (7%)
- Inverters: Altenergy Power System Inc. (40%), SolarEdge Technologies Ltd. (28%), Enphase Energy Inc. (9%), SMA America (4%), Fronius USA (3%)
- Leases and PPAs: 4% of its systems with known ownership were leased or under a power purchase agreement.
- Batteries: 9% 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
Milholland Electric (3,508), Lennar Homes (3,493), Ambrose Solar (3,485), West Coast Solar Norcal (3,454), The Solar Company (3,443), Allterra Solar (3,435), Solar Universe (3,425), Energy Concepts (3,384).