Rose Ken A, B General Building Contractor in Castro Valley, CA
Rose Ken A operating as a sole owner holds California contractor license #423722, which is currently expired (lapsed Jun 30, 2026) and not valid to contract until it is renewed. First issued in 1982, the license has been on the CSLB roster for 44 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Atlantic Specialty Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in Castro Valley, in Alameda County, California.
- License Number
- 423722
- Issued
- Jun 7, 1982
- Status
- CLEAR
- Expires
- Jun 30, 2026
- Entity
- Sole Owner
- Surety
- Atlantic Specialty Insurance Company
- Bond Number
- 800230465
- Effective
- Feb 2, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Jun 26, 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 Rose Ken A licensed in California?
Rose Ken A previously held California Contractors State License Board license number 423722, but the license expired on June 30, 2026 and is not currently valid. It was first issued on June 7, 1982.
What does Rose Ken A specialize in?
Rose Ken A is licensed for one CSLB classification: B General Building Contractor.
Where is Rose Ken A headquartered?
Rose Ken A is headquartered at 4883 B Proctor Road, Castro Valley, CA 945468752, in Alameda County, California.
Does Rose Ken A have an active surety bond on file with CSLB?
Yes. Rose Ken A has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.
Does Rose Ken A carry workers' compensation coverage?
Rose Ken A reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Rose Ken A's contractor license?
You can verify Rose Ken A's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=423722.
- License issuedJun 7, 1982
- WC coverage startsJun 26, 2024
- Bond activeFeb 2, 2026
- License expiredJun 30, 2026
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