Kruetzfeldt Construction Company Inc
Solar installer working in Marin County. Licensed since 1977.
- License active
- Workers' comp on file
9 jobs on Marin County permits, 2022 to 2025: 8 solar installations, 1 panel upgrade. 37th most solar system permits of 82 contractors in Marin County.
What the public records show
From the state's license records and the city's permits, one question at a time.
| Question | Records show | Mark |
|---|---|---|
| Licensed? | License 338647, active in the state's records on Sep 23, 2026General building, electrical, solarNo disciplinary case on the state's file. | Checks out |
| Workers' comp? | Workers' comp policy on file with the stateThis covers their crew if someone is hurt. It is not insurance for your home. | On file |
| In business? | Licensed since 1977 | |
| Jobs on record | 9 jobs on Marin County permits, 2022 to 2025: 8 solar installations, 1 panel upgrade37th most solar system permits of 82 licensed contractors in Marin County. That counts jobs, not quality.Our Marin County permit records cover October 2021 to July 2026.Of their 8 solar system permits, 1 mention a battery. |
Records: the state license board and City of Marin County permits.
Cost and timing
All solar system jobs in Marin County: $17,000 to $44,000
Half of 2,700 city permits list an amount in this range. Permit amounts are often lower than what you pay.
- Solar with a battery in Marin County: $24,000 to $56,000 (869 permits)
How to read this range
Contractors write a job value on the permit form, and the city uses it to set the permit fee. It is not the contract price, and it is often lower than what you pay. A quarter of the permits list less than this range, and a quarter list more. Use it to see if a quote is in the normal range.
Permit value (not a price)
Their typical permit lists $37,875 (half list more, half less)
That is the figure written on the permit form, which can be far from what you pay. What solar system jobs cost in Marin County.
Get 2 or 3 written quotes.
Track record
Jobs per quarter
Where they work most
- 949414 jobs
- 949601 job
- 949451 job
- 949521 job
- 949041 job
Jobs by kind of work
Latest jobs
Permit values are what the contractor wrote on the permit form, not what the owner paid.
| Date | Work | ZIP | On the permit form |
|---|---|---|---|
| Jan 21, 2025 | SolarROOF MOUNTED PHOTOVOLTAIC SYSTEMS - (2) Identical PV Systems Serving (2) PG&E Electric Meters -… | 94960 | $42,200 |
| Nov 6, 2024 | Solar, 10.23 kWRoof Mounted Photovoltaic System - (31) Modules w/ Microinverters – 10.23 kW AC (13.02 kW DC) -… | 94945 | $65,930 |
| Sep 8, 2023 | SolarReplace (22) existing microinverters & cabling on roof | 94952 | $4,950 |
| Jun 12, 2023 | Solar, 18.45 kWSOLAR 18.45kw Ground Mount Photovoltaic | 94904 | $82,850 |
| Dec 5, 2022 | Solar, 5.28 kW5.28 kW AC (6.4 kW DC) Roof Mounted Photovoltaic System (16 modules w/ microinverters) | 94941 | $25,820 |
| Nov 30, 2022 | Solar, 3.66 kW3.66 kW AC [4.0 kW DC] Roof Mounted Photovoltaic System Expansion [10 new modules w/… | 94941 | $25,930 |
| Nov 30, 2022 | Panel upgrade, 3.66 kW3.66 kW AC [4.0 kW DC] Roof Mounted Photovoltaic System Expansion [10 new modules w/… | 94941 | $25,930 |
| Nov 29, 2022 | SolarNo details on the permit | 94941 | $33,550 |
| Feb 14, 2022 | Solar, 11.8 kW11.8 kW AC Roof Mounted Photovoltaic System (32 modules w/ microinverters) & 240v receptacle in… | 94903 | $42,226 |
What to ask before you hire
About Kruetzfeldt Construction Company Inc
- Ask what the warranty covers and for how long, in writing.
Worth asking any solar installer
- Can you show me proof of liability insurance and your bond?
- What size system, which panels and inverter, and what will it make in a year?
- Is my roof good for 25 more years, and what if it needs work first?
- Who handles the permit and the utility's approval to turn it on?
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