Langon Joseph, B General Building Contractor in Castro Valley, CA
Langon Joseph operating as a sole owner holds an active California contractor license (CSLB #757428), valid through Dec 31, 2026. First issued in 1998, the license has been on the CSLB roster for 28 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
- 757428
- Issued
- Dec 24, 1998
- Status
- CLEAR
- Expires
- Dec 31, 2026
- Entity
- Sole Owner
- Surety
- Atlantic Specialty Insurance Company
- Bond Number
- 800234297
- Effective
- Jan 2, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Dec 30, 2024
- 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 Langon Joseph licensed in California?
Yes. Langon Joseph holds California Contractors State License Board license number 757428, which is active and in good standing. The license was first issued on December 24, 1998. It is valid through December 31, 2026.
What does Langon Joseph specialize in?
Langon Joseph is licensed for one CSLB classification: B General Building Contractor.
Where is Langon Joseph headquartered?
Langon Joseph is headquartered at 5777 Jensen Road, Castro Valley, CA 94552, in Alameda County, California.
Does Langon Joseph have an active surety bond on file with CSLB?
Yes. Langon Joseph has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.
Does Langon Joseph carry workers' compensation coverage?
Langon Joseph reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Langon Joseph's contractor license?
You can verify Langon Joseph's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=757428.
- License issuedDec 24, 1998
- WC coverage startsDec 30, 2024
- Bond activeJan 2, 2026
- License expiresDec 31, 2026
- Ferma Corporation#236337Newark·A General Engineering Contractor
- Armstrong Painting Roofing & Windows#245291Emeryville·B General Building Contractor
- Wes-CO Industries#246673San Leandro·A General Engineering Contractor
- Armer/Norman & Associates INC#256896San Leandro·A General Engineering Contractor
- Zaballos R & Sons Incorporated#255828Hayward·A General Engineering Contractor
- Paragon Electric#261291Castro Valley·B General Building Contractor
- Knuppe H James#214462Castro Valley·B General Building Contractor
- East Bay Fixture Company#213597Oakland·B General Building Contractor
Working a California job with Langon Joseph, 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 Langon Joseph? Claim or correct this profile