Botieff William Contractor, B General Building Contractor in Sonoma, CA
Botieff William Contractor operating as a sole owner holds California contractor license #193984, which is currently expired (lapsed Aug 31, 2026) and not valid to contract until it is renewed. First issued in 1960, the license has been on the CSLB roster for 66 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Western Surety Company and an exempt workers' compensation status (no employees on payroll). The business is based in Sonoma, in Sonoma County, California.
- License Number
- 193984
- Issued
- Jul 20, 1960
- Status
- CLEAR
- Expires
- Aug 31, 2026
- Entity
- Sole Owner
- Surety
- Western Surety Company
- Bond Number
- 67833954
- Effective
- Apr 16, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Jul 5, 2024
- Expires
- —
This contractor has a compliance issue in its public CSLB record:
- License expired
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Botieff William Contractor licensed in California?
Botieff William Contractor previously held California Contractors State License Board license number 193984, but the license expired on August 31, 2026 and is not currently valid. It was first issued on July 20, 1960.
What does Botieff William Contractor specialize in?
Botieff William Contractor is licensed for one CSLB classification: B General Building Contractor.
Where is Botieff William Contractor headquartered?
Botieff William Contractor is headquartered at 256 W Macarthur Street, Sonoma, CA 95476, in Sonoma County, California.
Does Botieff William Contractor have an active surety bond on file with CSLB?
Yes. Botieff William Contractor has an active California contractor surety bond filed with Western Surety Company.
Does Botieff William Contractor carry workers' compensation coverage?
Botieff William Contractor reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Botieff William Contractor's contractor license?
You can verify Botieff William Contractor's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=193984.
- License issuedJul 20, 1960
- WC coverage startsJul 5, 2024
- Bond activeApr 16, 2026
- License expiredAug 31, 2026
- Manor Development CO#183762Santa Rosa·B General Building Contractor
- Argonaut Constructors INC#171432Santa Rosa·A General Engineering Contractor
- Service Structures#145572Santa Rosa·B General Building Contractor
- Kozy Homes#262090Petaluma·B General Building Contractor
- Morton Construction#251553Healdsburg·B General Building Contractor
- Labrucherie G M#239445Santa Rosa·A General Engineering Contractor
- Western Built#232904Santa Rosa·B General Building Contractor
- Railla Joseph J#201956Sebastopol·B General Building Contractor
Working a California job with Botieff William Contractor, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.
- California preliminary notice deadline calculatorFind your 20-day deadline and the lien rights at risk.
- Do I need a preliminary notice in California?Answer a few questions to see if the 20-day notice applies.
- Did I lose my California lien rights?Check whether your mechanics lien window has passed.
- Unpaid construction invoice in CaliforniaYour options and deadlines for collecting on a California job.
Own Botieff William Contractor? Claim or correct this profile