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Updated: Mar 02, 2026
Location and Projects
Address
19024 CREST AVE, Castro Valley, CA, 94546
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Vonnegut Solar
Vonnegut Solar, 19024 Crest Ave, Castro Valley, CA (Employee: Michael Gene Vonnegut) holds a Solar, Electrical license according to the California license board.
Their BuildZoom score of 97 ranks in the top 18% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Vonnegut Solar, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Vonnegut Solar Contact Information
Phone Number: (510) 200-8001
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Address: 19024 CREST AVE, Castro Valley, CA 94546
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Vonnegut Solar Castro Valley
Quality
97
82nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Vonnegut Solar has a BuildZoom score of 97, which places them above 82% of 336,931 contractors in California.
Activity
|
3 projects
|
2025 |
Our building permit records indicate that Vonnegut Solar has worked on at least
3.0 projects over the past year.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Pricing
|
1 project
|
$20k-$50k |
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Installation of a 26.12 kw ground-mounted solar photovoltaic system with 6 tesla powerwall 3 energy storage systems
Valuation:
N/A
Permit #:
FP-FAV-2025-00009
Status:
triage
Fee:
$1,182
Permit Type:
N/A
Building Type:
N/A
14.4kw rms/32 mods w/ess
Valuation:
$45,000
Permit #:
B24-1946
Status:
final
Fee:
$276
Permit Type:
Roof solar reside...
Building Type:
N/A
14.4kw rms/32 mods w/ess
Valuation:
$45,000
Permit #:
B24-1946
Status:
final
Fee:
$276
Permit Type:
Roof solar reside...
Building Type:
N/A
Replace existing water heater
Valuation:
N/A
Permit #:
BL-WH-2025-00238
Status:
complete
Fee:
$309
Permit Type:
N/A
Building Type:
N/A
Solar permit (ground mount commercial ess 400lbs or higher only)
2021-09-13
Roof mount solar 10 mods 3.0 kw
Valuation:
N/A
Permit #:
B21-02162
Status:
final
Fee:
$451
Permit Type:
N/A
Building Type:
N/A
Hand dig and backhoe to repair water service
Valuation:
N/A
Permit #:
ENC13-0630
Status:
final
Fee:
$242
Permit Type:
Utilities
Building Type:
N/A
Minor cbmps
Valuation:
N/A
Permit #:
PCBMP13-0293
Status:
approved
Fee:
N/A
Permit Type:
Ep/gp
Building Type:
N/A
Single family dwelling addition
Valuation:
N/A
Permit #:
BLD1994-01405
Status:
FINALED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Vonnegut Solar Reviews
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Verified License
BuildZoom confirmed this contractor's license
Vonnegut Solar License info
Verified License
| License # | 1080386 |
| Status | Active |
| State | California |
| Type | Solar, Electrical |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Vonnegut Solar at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
97
BuildZoom Score
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
6
Permits
- Building permit records show that Vonnegut Solar has worked on 6 permitted projects.
Vonnegut Solar Employees
MV
Michael Gene Vonnegut
Sole Owner