Calvert Ventures INC, B General Building Contractor in El Granada, CA
Calvert Ventures INC operating as a corporation holds an active California contractor license (CSLB #521442), valid through Apr 30, 2027. First issued in 1987, the license has been on the CSLB roster for 39 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 El Granada, in San Mateo County, California.
- License Number
- 521442
- Issued
- Dec 1, 1987
- Status
- CLEAR
- Expires
- Apr 30, 2027
- Entity
- Corporation
- Surety
- Atlantic Specialty Insurance Company
- Bond Number
- 800206113
- Effective
- Oct 20, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Apr 30, 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 Calvert Ventures INC licensed in California?
Yes. Calvert Ventures INC holds California Contractors State License Board license number 521442, which is active and in good standing. The license was first issued on December 1, 1987. It is valid through April 30, 2027.
What does Calvert Ventures INC specialize in?
Calvert Ventures INC is licensed for one CSLB classification: B General Building Contractor.
Where is Calvert Ventures INC headquartered?
Calvert Ventures INC is headquartered at Po Box 2281, El Granada, CA 94018, in San Mateo County, California.
Does Calvert Ventures INC have an active surety bond on file with CSLB?
Yes. Calvert Ventures INC has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.
Does Calvert Ventures INC carry workers' compensation coverage?
Calvert Ventures INC reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Calvert Ventures INC's contractor license?
You can verify Calvert Ventures INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=521442.
- License issuedDec 1, 1987
- WC coverage startsApr 30, 2025
- Bond activeOct 20, 2025
- License expiresApr 30, 2027
- Butler W L Construction INC#355353Redwood City·B General Building Contractor
- Saviano Builders#354613Belmont·B General Building Contractor
- Cavan Construction#355261Belmont·B General Building Contractor
- Hy Tech Construction#351851Belmont·B General Building Contractor
- G & B Contractors INC#350701Burlingame·B General Building Contractor
- Gardiner Construction#347377Millbrae·B General Building Contractor
- R R Drywall#347110Brisbane·B General Building Contractor
- Obayashi Corporation#346881Foster City·A General Engineering Contractor
Working a California job with Calvert Ventures INC, 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 Calvert Ventures INC? Claim or correct this profile