Counts from public records, not a review or rating. I have no partnership with Groundup Builders; the name is as the utility recorded it.
Groundup Builders at a glance
| License lookup | California Contractors State License Board |
|---|---|
| Systems in records | 364 |
| Years in records | 2014–2023 |
| Latest record | 9/2023 |
| States | California |
| Top cities | Palmdale, Lancaster, Bakersfield, Santa Maria, Nipomo |
| Typical system | 4.6 kW |
| Main panel brand | SolarWorld |
| Main inverter brand | Enphase Energy Inc. |
| With a battery | 0% |
| Leased or PPA | 0% |
Records: LBNL Tracking the Sun.
Groundup Builders systems by state
| State | Systems | Earliest record | Latest record |
|---|---|---|---|
| California | 364 | 2014 | 2023-09 |
Systems by year
Where Groundup Builders installs
California
| City | Systems | Share of company's CA systems |
|---|---|---|
| Palmdale | 14 | 4% |
| Lancaster | 11 | 3% |
| Bakersfield | 10 | 3% |
| Santa Maria | 9 | 2% |
| Nipomo | 9 | 2% |
| Paso Robles | 7 | 2% |
| Fresno | 7 | 2% |
| Long Beach | 7 | 2% |
| Covina | 6 | 2% |
| Huntington Beach | 6 | 2% |
| Simi Valley | 6 | 2% |
| Riverside | 6 | 2% |
Source: LBNL Tracking the Sun, residential systems in utility interconnection records. City as the utility recorded it. How I count.
Equipment and ownership
- Panels: SolarWorld (70%), SunEdison (13%), LG Electronics Inc. (1%), SunPower (1%), S-Energy Co., Ltd. (0%)
- Inverters: Enphase Energy Inc. (92%), SolarEdge Technologies Ltd. (7%), SunPower (1%), SMA America (0%)
- Leases and PPAs: 0% of its systems with known ownership were leased or under a power purchase agreement.
- Batteries: 0% 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
Bright Future Solar Energy (369), Elione Energy (365), Solar Renewable Energy (365), Westcoast Solar Energy (365), Sky Country (364), Sol Fusion (361), Solargem Electrical (361), Solarium Energy (361).