Advance Design Builder, B General Building Contractor in Concord, CA
Advance Design Builder operating as a sole owner holds an active California contractor license (CSLB #1057234), valid through Aug 31, 2027. First issued in 2019, the license has been on the CSLB roster for 7 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Western National Mutual Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in Concord, in Contra Costa County, California.
- License Number
- 1057234
- Issued
- Aug 20, 2019
- Status
- CLEAR
- Expires
- Aug 31, 2027
- Entity
- Sole Owner
- Surety
- Western National Mutual Insurance Company
- Bond Number
- 51741
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Oct 20, 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 Advance Design Builder licensed in California?
Yes. Advance Design Builder holds California Contractors State License Board license number 1057234, which is active and in good standing. The license was first issued on August 20, 2019. It is valid through August 31, 2027.
What does Advance Design Builder specialize in?
Advance Design Builder is licensed for one CSLB classification: B General Building Contractor.
Where is Advance Design Builder headquartered?
Advance Design Builder is headquartered at 4400 Shellbark Ct, Concord, CA 94521, in Contra Costa County, California.
Does Advance Design Builder have an active surety bond on file with CSLB?
Yes. Advance Design Builder has an active California contractor surety bond filed with Western National Mutual Insurance Company.
Does Advance Design Builder carry workers' compensation coverage?
Advance Design Builder reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Advance Design Builder's contractor license?
You can verify Advance Design Builder's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1057234.
- License issuedAug 20, 2019
- Bond activeJan 1, 2023
- WC coverage startsOct 20, 2025
- License expiresAug 31, 2027
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