Updated: Mar 18, 2026
Location and Projects
Address
P O BOX 1305, Sebastopol, CA, 95473
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SPONTANEOUS CONSTRUCTION
SPONTANEOUS CONSTRUCTION, Sebastopol, Po Box 1305, Sebastopol, CA (Owned by: Sean Edward Herman) holds a General Building license according to the California license board.
Their BuildZoom score of 0 does not rank in the top 50% of California contractors.
Their license was verified as active when we last checked. If you are thinking of hiring SPONTANEOUS CONSTRUCTION, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
SPONTANEOUS CONSTRUCTION Services
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SPONTANEOUS CONSTRUCTION Contact Information
Phone Number: (707) 758-8010
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Address: P O BOX 1305, Sebastopol, CA 95473
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SPONTANEOUS CONSTRUCTION Sebastopol
Quality
Alert*
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are SPONTANEOUS CONSTRUCTION, click “This is My Business” to update your information.
Activity
|
1 project
|
2025 |
Our building permit records indicate that SPONTANEOUS CONSTRUCTION has worked on at least
1.0 project 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
|
$100k-$250k |
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.
Building Permits by SPONTANEOUS CONSTRUCTION
This is a sample of this contractor's permits. Click here to access their complete permit history.
Updating kitchen and baths; marlene residence; 721 belvedere way; renovating the kitchen and 2 bathroom rooms. total square footage for remodels - 252 sf. reroof after attic fire - replace damaged framing and electrical in garage and install new comparable shingle instead of tile. replace all 15 windows to code. upgrade all electrical wiring outlets and switches to code. ce24-1501
Valuation:
$180,000
Permit #:
B25-2095
Status:
plancheck
Fee:
$509
Permit Type:
N/A
Building Type:
N/A
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SPONTANEOUS CONSTRUCTION Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
SPONTANEOUS CONSTRUCTION License info
Verified License
| License # | 901780 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for SPONTANEOUS CONSTRUCTION at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
- How the BuildZoom Score works
- *No active license on file. If you are SPONTANEOUS CONSTRUCTION, click “This is My Business” to update your information.
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
SPONTANEOUS CONSTRUCTION Employees
SH
Sean Edward Herman
Owner