Sunstone
Recently activeSolar installer based in California · installer record #82933 resolved from 8 public installation records.
Data through: California through Aug 2026 (monthly state program data).
At a glance
Sunstone is a solar installer with 8 recorded installations totalling 78 kW, dated 2026 to 2026. All of its records are in California, where it ranks 4916th of 6,163 profiled installers by volume and 8,577th of 10,840 nationally.
Track record
Install volume by year
Recorded installs per year.
Equipment
Module, inverter and battery brands
Latest records
Most recent recorded installs
| Date | Location | Size | Price | Ownership |
|---|---|---|---|---|
| May 19, 2026 | San Diego, CA | 6.7 kW | — | Third-party |
| May 19, 2026 | CA | 11.5 kW | — | Third-party · battery |
| May 6, 2026 | Escondido, CA | 8.1 kW | — | Third-party |
| May 6, 2026 | CA | 11.5 kW | — | Third-party · battery |
| Mar 20, 2026 | San Diego, CA | 6.9 kW | — | Third-party |
| Mar 20, 2026 | CA | 11.5 kW | — | Third-party · battery |
| Mar 12, 2026 | San Diego, CA | 10 kW | — | Third-party |
| Mar 12, 2026 | CA | 11.5 kW | — | Third-party · battery |
Record
- Installer ID
- PC-82933
- First recorded install
- Mar 12, 2026
- Last recorded install
- May 19, 2026
- Priced records
- —
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How does Sunstone compare with other installers in California?
By recorded installations Sunstone ranks 4916th among the 6,163 installers based in California with five or more records. Its median system, 10.8 kW, is about 82% above the state median of 5.9 kW. 100% of its recorded installations are third-party owned (lease or power-purchase agreement), against 29% across California. 50% include battery storage, compared with 16% of California records. Installers of similar recorded volume in California include Solar Power Pros (8), 7thSea (8) and Sunbrook Solar Power & Electrical Systems Inc (8).
How has Sunstone's installation volume changed?
The most recent recorded installation is dated May 19, 2026.
Where does Sunstone install solar?
All recorded installations are in California. The cities with the most of its installations are San Diego, CA (3) and Escondido, CA (1).
Frequently asked questions
How many solar installations has Sunstone completed?
PanelCensus records 8 installations by Sunstone, from Mar 12, 2026 to May 19, 2026, totalling 78 kW of capacity. Public reporting varies by state, so the company's true total may be higher.
What does Sunstone charge for solar?
The recorded systems for Sunstone do not include enough price data to compute a reliable median.
Where does Sunstone install solar?
All 8 recorded installations are in California, the most of them in San Diego.
Is Sunstone still installing solar?
The most recent installation attributed to Sunstone in the public records is dated May 19, 2026. Records here run California through Aug 2026 (monthly state program data), so the newest installations may not appear yet.
Does Sunstone install leased or PPA solar systems?
8 recorded installations by Sunstone (100%) are third-party owned — a lease or power-purchase agreement; across California the share is 29%.
Does Sunstone install battery storage?
4 recorded installations by Sunstone (50%) include a battery.
Related installers and places
- All solar installers in California· 6,163 profiles
- Solar installations in California· 2,408,542 records
- Solar Power Pros· 8 installations
- 7thSea· 8 installations
- Sunbrook Solar Power & Electrical Systems Inc· 8 installations
- 100 Percent Hvac· 7 installations
- A B M BUILDING SOLUTIONS LLC· 7 installations
- A B Solar· 7 installations
Dataset updated . Sources: LBNL Tracking the Sun (through 2025), monthly state program records (California DGStats, NYSERDA, NJ Clean Energy, Illinois Shines) and permit records; installer resolved by exact-normalized name matching and, for state program records, by the systems both sources share.
About this data
Source: Lawrence Berkeley National Laboratory's Tracking the Sun, merged with city permit records, state incentive programs and the USGS U.S. Large-Scale Solar Photovoltaic Database / EIA-860 plant registers, as published October 28, 2026 — PanelCensus refreshes it as each source publishes new records. See the methodology for how records are matched, cleaned and scored.
Cite as: PanelCensus, “Sunstone, solar installer (California)”, https://panelcensus.com/installers/california/sunstone-82933 (data as of October 28, 2026).