Spontaneous Construction, B General Building Contractor in Sebastopol, CA
Spontaneous Construction operating as a sole owner holds an active California contractor license (CSLB #901780), valid through Aug 31, 2027. First issued in 2007, the license has been on the CSLB roster for 19 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Atlantic Specialty Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in Sebastopol, in Sonoma County, California.
- License Number
- 901780
- Issued
- Aug 9, 2007
- Status
- CLEAR
- Expires
- Aug 31, 2027
- Entity
- Sole Owner
- Surety
- Atlantic Specialty Insurance Company
- Bond Number
- 800211295
- Effective
- Oct 19, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Aug 31, 2025
- Expires
- —
This contractor warrants a closer look before contracting:
- Workers' comp listed as exempt
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Spontaneous Construction licensed in California?
Yes. Spontaneous Construction holds California Contractors State License Board license number 901780, which is active and in good standing. The license was first issued on August 9, 2007. It is valid through August 31, 2027.
What does Spontaneous Construction specialize in?
Spontaneous Construction is licensed for one CSLB classification: B General Building Contractor.
Where is Spontaneous Construction headquartered?
Spontaneous Construction is headquartered at P O Box 1305, Sebastopol, CA 95473, in Sonoma County, California.
Does Spontaneous Construction have an active surety bond on file with CSLB?
Yes. Spontaneous Construction has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.
Does Spontaneous Construction carry workers' compensation coverage?
Spontaneous Construction reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Spontaneous Construction's contractor license?
You can verify Spontaneous Construction's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=901780.
- License issuedAug 9, 2007
- WC coverage startsAug 31, 2025
- Bond activeOct 19, 2025
- License expiresAug 31, 2027
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