Counts from public records, not a review or rating. I have no partnership with Ion Developer; the name is as the utility recorded it.
Ion Developer at a glance
| License lookup | not on record |
|---|---|
| Systems in records | 2,095 |
| Years in records | 2016–2024 |
| Latest record | 2/2024 |
| States | Texas, California, Arizona |
| Top cities | San Antonio |
| Typical system | 6.5 kW |
| Main panel brand | Silfab Solar Inc. |
| Main inverter brand | Enphase Energy Inc. |
| With a battery | 1% |
| Leased or PPA | 2% |
Records: LBNL Tracking the Sun.
Ion Developer systems by state
| State | Systems | Earliest record | Latest record |
|---|---|---|---|
| Texas | 2,023 | 2016 | 2024-02 |
| California | 64 | 2017 | 2023-07 |
| Arizona | 8 | 2021 | 2023-09 |
Systems by year
Where Ion Developer installs
Texas
| City | Systems | Share of company's TX systems |
|---|---|---|
| San Antonio | 1,501 | 74% |
California
| City | Systems | Share of company's CA systems |
|---|---|---|
| Thousand Oaks | 7 | 11% |
| Simi Valley | 6 | 9% |
| Camarillo | 5 | 8% |
| Oroville | 3 | 5% |
| Vacaville | 3 | 5% |
| Ventura | 3 | 5% |
| Santa Clarita | 3 | 5% |
| Pittsburg | 2 | 3% |
| Vallejo | 2 | 3% |
| Sun City | 2 | 3% |
| Hercules | 2 | 3% |
| Concord | 2 | 3% |
Arizona
| City | Systems | Share of company's AZ systems |
|---|---|---|
| Queen Creek | 4 | 50% |
| Gilbert | 2 | 25% |
| Mesa | 1 | 12% |
Source: LBNL Tracking the Sun, residential systems in utility interconnection records. City as the utility recorded it. How I count.
Equipment and ownership
- Panels: Silfab Solar Inc. (72%), Alps Technology (25%), Trina Solar (3%), SunPower (0%), LG Electronics Inc. (0%)
- Inverters: Enphase Energy Inc. (75%), SMA America (0%)
- Leases and PPAs: 2% 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.
- License. Look the company up with the Arizona Registrar of Contractors 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 Texas records
Freedom Solar Power Tx (2,758), Trismart Solar (2,700), Greenstar Powerllc (2,537), Pure Energy Ca (2,233), Cam Solar (1,659), South Texas Solar Systems (1,276), Solar Electric Texas (1,230), Texas Solar Integrated (1,041).