Kopiecki William, B General Building Contractor in Novato, CA
Kopiecki William operating as a sole owner holds an active California contractor license (CSLB #497310), valid through Jul 31, 2027. First issued in 1986, the license has been on the CSLB roster for 40 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and an exempt workers' compensation status (no employees on payroll). The business is based in Novato, in Marin County, California.
- License Number
- 497310
- Issued
- Aug 26, 1986
- Status
- CLEAR
- Expires
- Jul 31, 2027
- Entity
- Sole Owner
- Surety
- American Contractors Indemnity Company
- Bond Number
- 100746430
- Effective
- Jun 16, 2023
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Jun 6, 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 Kopiecki William licensed in California?
Yes. Kopiecki William holds California Contractors State License Board license number 497310, which is active and in good standing. The license was first issued on August 26, 1986. It is valid through July 31, 2027.
What does Kopiecki William specialize in?
Kopiecki William is licensed for one CSLB classification: B General Building Contractor.
Where is Kopiecki William headquartered?
Kopiecki William is headquartered at 267 Posada Del Sol, Novato, CA 94949, in Marin County, California.
Does Kopiecki William have an active surety bond on file with CSLB?
Yes. Kopiecki William has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Kopiecki William carry workers' compensation coverage?
Kopiecki William reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Kopiecki William's contractor license?
You can verify Kopiecki William's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=497310.
- License issuedAug 26, 1986
- Bond activeJun 16, 2023
- WC coverage startsJun 6, 2025
- License expiresJul 31, 2027
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