Solar developer
JAMES E WILLIAMS & SON INC
19 recorded solar installations developed by JAMES E WILLIAMS & SON INC — mostly in California.
Dataset updated . Sources: LBNL Tracking the Sun + permits + state programs + USGS/EIA utility-scale.
Installations developed
19
Total capacity
207 kW
DC nameplate
States
1
Median size
8.5 kW
Median $/W
$2.00/W
pre-incentive
Third-party owned
0%
lease / PPA
Growth
Installations by year
2023
2
2025
9
2026
2
Latest records
Most recent recorded installs
| Date | Location | Size | $/W | Segment |
|---|---|---|---|---|
| Jan 29, 2026 | No# 4, CA | 3 kW | $2.00/W | COM |
| Jan 29, 2026 | No# 22, CA | — | — | COM |
| May 28, 2025 | Sacramento, CA | 17 kW | $2.00/W | COM |
| May 27, 2025 | Sacramento, CA | 23 kW | $1.96/W | COM |
| May 9, 2025 | Sac, CA | 23 kW | $1.96/W | COM |
| May 9, 2025 | Sacramento, CA | 25 kW | $1.96/W | COM |
| May 9, 2025 | Sacramento, CA | 25 kW | $1.96/W | COM |
| May 9, 2025 | Sacramento, CA | 17 kW | $2.00/W | COM |
| May 9, 2025 | Sacramento, CA | 4 kW | $2.13/W | COM |
| Apr 15, 2025 | Sacramento, CA | 4 kW | $2.13/W | COM |
See all 19 installations →searchable & filterable; export to CSV with a free account
Service geography
Frequently asked questions
How many solar installations has JAMES E WILLIAMS & SON INC developed?
PanelCensus records 19 installations developed by JAMES E WILLIAMS & SON INC, from Jun 12, 2023 to Jan 29, 2026, totalling 207 kW of capacity across 1 state. Coverage varies by state, so actual totals may be higher.
Where does JAMES E WILLIAMS & SON INC operate?
Most recorded activity is in California (19).