Ahern Constance L, B General Building Contractor in Portola Valley, CA
Ahern Constance L operating as a sole owner holds an active California contractor license (CSLB #905786), valid through Oct 31, 2027. First issued in 2007, the license has been on the CSLB roster for 19 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 Portola Valley, in San Mateo County, California.
- License Number
- 905786
- Issued
- Oct 29, 2007
- Status
- CLEAR
- Expires
- Oct 31, 2027
- Entity
- Sole Owner
- Surety
- Western Surety Company
- Bond Number
- 70259156
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Sep 11, 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 Ahern Constance L licensed in California?
Yes. Ahern Constance L holds California Contractors State License Board license number 905786, which is active and in good standing. The license was first issued on October 29, 2007. It is valid through October 31, 2027.
What does Ahern Constance L specialize in?
Ahern Constance L is licensed for one CSLB classification: B General Building Contractor.
Where is Ahern Constance L headquartered?
Ahern Constance L is headquartered at 4370 Alpine Road #201, Portola Valley, CA 94028, in San Mateo County, California.
Does Ahern Constance L have an active surety bond on file with CSLB?
Yes. Ahern Constance L has an active California contractor surety bond filed with Western Surety Company.
Does Ahern Constance L carry workers' compensation coverage?
Ahern Constance L reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Ahern Constance L's contractor license?
You can verify Ahern Constance L's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=905786.
- License issuedOct 29, 2007
- Bond activeJan 1, 2023
- WC coverage startsSep 11, 2025
- License expiresOct 31, 2027
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