Christianson Warren R
Christianson Warren R operating as a sole owner is licensed in California under CSLB number 344886. The license was first issued in 1977, putting the business at 49 years on the active CSLB roster. 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:
- 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. 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
- Ragan Bob Construction#335069Columbia·B General Building Contractor
- Wilson Jack R JR#338416Jamestown·B General Building Contractor
- Rice Richard C#341172Soulsbyville·B General Building Contractor
- Piziali Edward A Construction#384129Chinese Camp·B General Building Contractor
- Baldwin Jex Construction#388530Sonora·B General Building Contractor
- Parks Construction Company#392756Twain Harte·A General Engineering Contractor
- S J N Construction#392354Sonora·B General Building Contractor
- California Gold Development Corporation#364660Sonora·A General Engineering Contractor