Christianson Warren R, B General Building Contractor in Columbia, CA
Christianson Warren R operating as a sole owner holds an active California contractor license (CSLB #344886), valid through Sep 30, 2026. First issued in 1977, the license has been on the CSLB roster for 49 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 Columbia, in Tuolumne County, California.
- License Number
- 344886
- Issued
- Sep 30, 1977
- Status
- CLEAR
- Expires
- Sep 30, 2026
- Entity
- Sole Owner
- Surety
- Western Surety Company
- Bond Number
- 67751942
- Effective
- Jan 18, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Aug 23, 2024
- Expires
- —
This contractor warrants a closer look before contracting:
- License expires in 67 days
- Workers' comp listed as exempt
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Christianson Warren R licensed in California?
Yes. Christianson Warren R holds California Contractors State License Board license number 344886, which is active and in good standing. The license was first issued on September 30, 1977. It is valid through September 30, 2026.
What does Christianson Warren R specialize in?
Christianson Warren R is licensed for one CSLB classification: B General Building Contractor.
Where is Christianson Warren R headquartered?
Christianson Warren R is headquartered at 23680 Porcina Way, Columbia, CA 953109713, in Tuolumne County, California.
Does Christianson Warren R have an active surety bond on file with CSLB?
Yes. Christianson Warren R has an active California contractor surety bond filed with Western Surety Company.
Does Christianson Warren R carry workers' compensation coverage?
Christianson Warren R reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Christianson Warren R's contractor license?
You can verify Christianson Warren R's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=344886.
- License issuedSep 30, 1977
- WC coverage startsAug 23, 2024
- Bond activeJan 18, 2026
- License expiresSep 30, 2026
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