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Contractor's License Detail for License # 508404

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 11/3/2026 12:39:42 AM

Business Information

M & R CONSTRUCTION SERVICES INC
780 S MILLIKEN AVE STE G
ONTARIO, CA 91761
Business Phone Number:(909) 947-6474

EntityCorporation
Issue Date04/02/1987
Reissue Date05/12/2022
Expire Date05/31/2028

License Status

This license is current and active.

All information below should be reviewed.
Additional Status

    Click here for Complaint Disclosure information.

    Classifications

    Bonding Information

    Contractor's Bond

    This license filed a Contractor's Bond with WESTERN SURETY COMPANY.

    Bond Number: 66650029

    Bond Amount: $25,000

    Effective Date: 05/12/2023

    Contractor's Bond History
    Bond of Qualifying Individual

    The qualifying individual RONALD ROBERT GRIJALVA 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: 02/05/2024

    BQI's Bond History

    Workers' Compensation

    This license has workers compensation insurance with the PIE INSURANCE COMPANY (THE)

    Policy Number:WCPI1268100001
    Effective Date: 07/26/2025
    Expire Date: 07/26/2027

    Workers' Compensation History


    Workers' compensation classification code(s):
    5205 - Description Unavailable
    5201 - Description Unavailable
    9008 - Janitorial Services

    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.

    Miscellaneous Information

    • 05/12/2022 - LICENSE REISSUED TO ANOTHER ENTITY

    Other

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

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