Barry O Mahony Construction, B General Building Contractor in San Francisco, CA
Barry O Mahony Construction operating as a sole owner holds an active California contractor license (CSLB #1134805), valid through Mar 31, 2027. First issued in 2025, the license has been on the CSLB roster for 1 year. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Nationwide Mutual Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in San Francisco, in San Francisco County, California.
- License Number
- 1134805
- Issued
- Mar 21, 2025
- Status
- CLEAR
- Expires
- Mar 31, 2027
- Entity
- Sole Owner
- Surety
- Nationwide Mutual Insurance Company
- Bond Number
- 7901204322
- Effective
- Feb 21, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Feb 25, 2025
- Expires
- —
Recently licensed: the CSLB license is active and in good standing, issued within the last 2 years.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Barry O Mahony Construction licensed in California?
Yes. Barry O Mahony Construction holds California Contractors State License Board license number 1134805, which is active and in good standing. The license was first issued on March 21, 2025. It is valid through March 31, 2027.
What does Barry O Mahony Construction specialize in?
Barry O Mahony Construction is licensed for one CSLB classification: B General Building Contractor.
Where is Barry O Mahony Construction headquartered?
Barry O Mahony Construction is headquartered at 1302 Haight St, San Francisco, CA 94117, in San Francisco County, California.
Does Barry O Mahony Construction have an active surety bond on file with CSLB?
Yes. Barry O Mahony Construction has an active California contractor surety bond filed with Nationwide Mutual Insurance Company.
Does Barry O Mahony Construction carry workers' compensation coverage?
Barry O Mahony Construction reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Barry O Mahony Construction's contractor license?
You can verify Barry O Mahony Construction's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1134805.
- Bond activeFeb 21, 2025
- WC coverage startsFeb 25, 2025
- License issuedMar 21, 2025
- License expiresMar 31, 2027
- Yick Robert Company INC#259281San Francisco·B General Building Contractor
- Dareway Const CO#255197San Francisco·B General Building Contractor
- Titov Builders#256380San Francisco·B General Building Contractor
- Brennan John Company INC#233608San Francisco·B General Building Contractor
- Rossi Builders INC#229568San Francisco·B General Building Contractor
- Nibbi Bros INC#232019San Francisco·A General Engineering Contractor
- Molloy Construction Company#244274San Francisco·B General Building Contractor
- Herrero Builders Incorporated#152980San Francisco·B General Building Contractor
Working a California job with Barry O Mahony Construction, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.
- California preliminary notice deadline calculatorFind your 20-day deadline and the lien rights at risk.
- Do I need a preliminary notice in California?Answer a few questions to see if the 20-day notice applies.
- Did I lose my California lien rights?Check whether your mechanics lien window has passed.
- Unpaid construction invoice in CaliforniaYour options and deadlines for collecting on a California job.
Own Barry O Mahony Construction? Claim or correct this profile