Gregory N Van Proyen, B General Building Contractor in Lancaster, CA
Gregory N Van Proyen operating as a sole owner holds an active California contractor license (CSLB #280703), valid through May 31, 2027. First issued in 1972, the license has been on the CSLB roster for 54 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with North River Insurance Company (the) and active workers' compensation coverage from State Compensation Insurance Fund. The business is based in Lancaster, in Los Angeles County, California.
- License Number
- 280703
- Issued
- Dec 8, 1972
- Status
- CLEAR
- Expires
- May 31, 2027
- Entity
- Sole Owner
- Surety
- North River Insurance Company (the)
- Bond Number
- 04CF643702
- Effective
- May 9, 2025
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- State Compensation Insurance Fund
- Policy Number
- 9378364
- Effective
- Apr 9, 2026
- Expires
- Apr 9, 2027
This contractor is verified, with no adverse conditions in the current CSLB record.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Gregory N Van Proyen licensed in California?
Yes. Gregory N Van Proyen holds California Contractors State License Board license number 280703, which is active and in good standing. The license was first issued on December 8, 1972. It is valid through May 31, 2027.
What does Gregory N Van Proyen specialize in?
Gregory N Van Proyen is licensed for one CSLB classification: B General Building Contractor.
Where is Gregory N Van Proyen headquartered?
Gregory N Van Proyen is headquartered at 44431 Sierra Hwy, Lancaster, CA 93534, in Los Angeles County, California.
Does Gregory N Van Proyen have an active surety bond on file with CSLB?
Yes. Gregory N Van Proyen has an active California contractor surety bond filed with North River Insurance Company (the).
Does Gregory N Van Proyen carry workers' compensation coverage?
Yes. Gregory N Van Proyen carries active workers' compensation coverage through State Compensation Insurance Fund.
How do I verify Gregory N Van Proyen's contractor license?
You can verify Gregory N Van Proyen's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=280703.
- License issuedDec 8, 1972
- Bond activeMay 9, 2025
- WC coverage startsApr 9, 2026
- WC expiresApr 9, 2027
- License expiresMay 31, 2027
- C W Driver Incorporated#102Pasadena·B General Building Contractor
- Pacific Home Builders INC#45839Rolling Hills Estates·B General Building Contractor
- Oltmans Construction CO#86393Whittier·A General Engineering Contractor
- Tutor Perini Corporation#92072Sylmar·A General Engineering Contractor
- Electro Construction CORP#95881Altadena·B General Building Contractor
- Acco Engineered Systems#120696Pasadena·A General Engineering Contractor
- Cowelco#123129Long Beach·B General Building Contractor
- Stanhope Company#127649Azusa·B General Building Contractor
Working a California job with Gregory N Van Proyen, 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 Gregory N Van Proyen? Claim or correct this profile