Duncan Building, B General Building Contractor in Forest Falls, CA
Duncan Building operating as a sole owner holds an active California contractor license (CSLB #1031435), valid through Sep 30, 2027. First issued in 2017, the license has been on the CSLB roster for 9 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 Forest Falls, in San Bernardino County, California.
- License Number
- 1031435
- Issued
- Sep 27, 2017
- Status
- CLEAR
- Expires
- Sep 30, 2027
- Entity
- Sole Owner
- Surety
- Western Surety Company
- Bond Number
- 67364968
- Effective
- Jun 2, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Aug 25, 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 Duncan Building licensed in California?
Yes. Duncan Building holds California Contractors State License Board license number 1031435, which is active and in good standing. The license was first issued on September 27, 2017. It is valid through September 30, 2027.
What does Duncan Building specialize in?
Duncan Building is licensed for one CSLB classification: B General Building Contractor.
Where is Duncan Building headquartered?
Duncan Building is headquartered at P O Box 115, Forest Falls, CA 92339, in San Bernardino County, California.
Does Duncan Building have an active surety bond on file with CSLB?
Yes. Duncan Building has an active California contractor surety bond filed with Western Surety Company.
Does Duncan Building carry workers' compensation coverage?
Duncan Building reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Duncan Building's contractor license?
You can verify Duncan Building's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1031435.
- License issuedSep 27, 2017
- Bond activeJun 2, 2025
- WC coverage startsAug 25, 2025
- License expiresSep 30, 2027
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