KOENIG PLUMBING
Recently activeSolar installer based in California · installer record #44840 resolved from 5 public installation records.
Data through: California through Aug 2026 (monthly state program data).
At a glance
KOENIG PLUMBING is a solar installer with 5 recorded installations totalling 22 kW, dated 2024 to 2025. All of its records are in California, where it ranks 5979th of 6,163 profiled installers by volume and 10,460th of 10,840 nationally.
Track record
Install volume by year
Recorded installs per year.
Latest records
Most recent recorded installs
| Date | Location | Size | Price | Ownership |
|---|---|---|---|---|
| May 30, 2025 | Sacramento, CA | 6 kW | $11,500 | — |
| Jan 27, 2025 | No# 84, CA | 1 kW | $2,000 | — |
| Dec 15, 2024 | Sacramento, CA | 7 kW | $14,400 | — |
| Aug 21, 2024 | Sacramento, CA | — | $1 | — |
| Jul 21, 2024 | Sacramento, CA | 8 kW | $15,000 | — |
Record
- Installer ID
- PC-44840
- First recorded install
- Jul 21, 2024
- Last recorded install
- May 30, 2025
- Priced records
- 0
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How does KOENIG PLUMBING compare with other installers in California?
By recorded installations KOENIG PLUMBING ranks 5979th among the 6,163 installers based in California with five or more records. Its median system, 6.5 kW, is roughly in line with the state median of 5.9 kW. 0% of its recorded installations are third-party owned (lease or power-purchase agreement), against 29% across California. 0% include battery storage, compared with 16% of California records. Installers of similar recorded volume in California include Kellie Nguyen (5), Kelsie Frausto (5) and KENNETH CASEY MCKEAN (5).
How has KOENIG PLUMBING's installation volume changed?
KOENIG PLUMBING's earliest dated installation on record is from 2024. It has recorded installations in 2 calendar years. The busiest year was 2024, with 3 installations. 2025, its latest year with records, has 2. The most recent recorded installation is dated May 30, 2025.
Where does KOENIG PLUMBING install solar?
All recorded installations are in California. The cities with the most of its installations are Sacramento, CA (4) and No# 84, CA (1).
Frequently asked questions
How many solar installations has KOENIG PLUMBING completed?
PanelCensus records 5 installations by KOENIG PLUMBING, from Jul 21, 2024 to May 30, 2025, totalling 22 kW of capacity. Public reporting varies by state, so the company's true total may be higher.
What does KOENIG PLUMBING charge for solar?
The recorded systems for KOENIG PLUMBING do not include enough price data to compute a reliable median.
Where does KOENIG PLUMBING install solar?
All 5 recorded installations are in California, the most of them in Sacramento.
Is KOENIG PLUMBING still installing solar?
The most recent installation attributed to KOENIG PLUMBING in the public records is dated May 30, 2025; 2025 has 2 recorded installations. Records here run California through Aug 2026 (monthly state program data), so the newest installations may not appear yet.
Does KOENIG PLUMBING install leased or PPA solar systems?
0 recorded installations by KOENIG PLUMBING (0%) are third-party owned — a lease or power-purchase agreement; across California the share is 29%.
Does KOENIG PLUMBING install battery storage?
0 recorded installations by KOENIG PLUMBING (0%) include a battery.
Related installers and places
- All solar installers in California· 6,163 profiles
- Solar installations in California· 2,408,542 records
- Kellie Nguyen· 5 installations
- Kelsie Frausto· 5 installations
- KENNETH CASEY MCKEAN· 5 installations
- KUZINICH CUSTOM HOMES LLC· 5 installations
- LENNOX NATIONAL ACCOUNT SERVICES INC· 5 installations
- Lenzi· 5 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 July 9, 2026 — PanelCensus refreshes it as each source publishes new records. See the methodology for how records are matched, cleaned and scored.
Cite as: PanelCensus, “KOENIG PLUMBING, solar installer (California)”, https://panelcensus.com/installers/california/koenig-plumbing-44840 (data as of July 9, 2026).