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Contractor's License Detail for License # 722253

Alert symbol DISCLAIMER: A license status check provides information taken from the CSLB license database. Before relying on this information, you should be aware of the following limitations.

  • CSLB complaint disclosure is restricted by law (B&P 7124.6) If this entity is subject to public complaint disclosure click on link that will appear below for more information. Click here for a definition of disclosable actions.
  • Only construction related civil judgments reported to CSLB are disclosed (B&P 7071.17).
  • Arbitrations are not listed unless the contractor fails to comply with the terms.
  • Due to workload, there may be relevant information that has not yet been entered into the board's license database.
Data current as of 11/2/2026 10:39:34 PM

Business Information
CORNERSTONE ENVIRONMENTAL CONTRACTORS INC
P O BOX 5127
CONCORD, CA 94524
Business Phone Number:(925) 299-9225
EntityCorporation
Issue Date05/02/1996
Expire Date05/31/2028

License Status
This license is current and active.

All information below should be reviewed.

Classifications
Certifications

Bonding Information
Contractor's Bond

This license filed a Contractor's Bond with AMERICAN CONTRACTORS INDEMNITY COMPANY.

Bond Number: SC6300342

Bond Amount: $25,000

Effective Date: 01/01/2023

Contractor's Bond History
Bond of Qualifying Individual
  • The qualifying individual ERIC KEITH JAMES certified that he/she owns 10 percent or more of the voting stock/membership interest of this company; therefore, the Bond of Qualifying Individual is not required.

    Effective Date: 06/02/2026

  • This license filed Bond of Qualifying Individual number 101998556 for RONALD ALLEN HARVEY in the amount of $25,000 with MERCHANTS BONDING COMPANY (MUTUAL).

    Effective Date: 09/01/2026

    BQI's Bond History
  • This license filed Bond of Qualifying Individual number 100141632 for MICHAEL GLENN HARVEY in the amount of $25,000 with AMERICAN CONTRACTORS INDEMNITY COMPANY.

    Effective Date: 01/01/2023

    BQI's Bond History

Workers' Compensation

This license has workers compensation insurance with the OAK RIVER INSURANCE COMPANY

Policy Number:COWC771447
Effective Date: 03/29/2026
Expire Date: 03/29/2027

Workers' Compensation History


Workers' compensation classification code(s):
5187 - Description Unavailable
5183 - Description Unavailable
3724 - Description Unavailable

For a description of the workers' compensation classification code(s) listed for this licensee, contact the licensee’s insurance carrier. Contact information for the licensee's insurer is available by clicking the insurer link above. Classification codes are also available on the Workers' Compensation Insurance Rating Bureau's classification search page.


The board does not verify or investigate the accuracy of classification codes displayed.

Other
  • Personnel listed on this license (current or disassociated) are listed on other licenses.

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