Public CSLB records

Diaz Concrete Company, C-8 Concrete Contractor in Nipomo, CA

License #596628·Sole Owner·Nipomo, San Luis Obispo County
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Summary

Diaz Concrete Company operating as a sole owner holds California contractor license #596628, which is currently expired (lapsed Jun 30, 2026) and not valid to contract until it is renewed. First issued in 1990, the license has been on the CSLB roster for 36 years. It carries a single CSLB classification: C-8 — Concrete Contractor. Records show an active surety bond on file with North River Insurance Company (the) and active workers' compensation coverage from Norguard Insurance Company. The business is based in Nipomo, in San Luis Obispo County, California.

Business Information
Address
P O Box 2279
Nipomo, CA 93444
License Details & Classifications
License Number
596628
Issued
Jun 21, 1990
Status
CLEAR
Expires
Jun 30, 2026
Entity
Sole Owner
Classifications
Financial & Insurance Coverage
Contractor Bond
Surety
North River Insurance Company (the)
Bond Number
04CF629552
Effective
Sep 9, 2024
Status
Active
Workers' Compensation
Coverage
Workers' Compensation Insurance
Carrier
Norguard Insurance Company
Policy Number
RAWC708263
Effective
Apr 18, 2026
Expires
Apr 18, 2027
Alert

This contractor has a compliance issue in its public CSLB record:

  • License expired
License StatusInactive / Expired
Contractor BondOn file
Workers' CompensationActive

An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this

Frequently asked questions
Is Diaz Concrete Company licensed in California?

Diaz Concrete Company previously held California Contractors State License Board license number 596628, but the license expired on June 30, 2026 and is not currently valid. It was first issued on June 21, 1990.

What does Diaz Concrete Company specialize in?

Diaz Concrete Company is licensed for one CSLB classification: C-8 Concrete Contractor.

Where is Diaz Concrete Company headquartered?

Diaz Concrete Company is headquartered at P O Box 2279, Nipomo, CA 93444, in San Luis Obispo County, California.

Does Diaz Concrete Company have an active surety bond on file with CSLB?

Yes. Diaz Concrete Company has an active California contractor surety bond filed with North River Insurance Company (the).

Does Diaz Concrete Company carry workers' compensation coverage?

Yes. Diaz Concrete Company carries active workers' compensation coverage through Norguard Insurance Company.

How do I verify Diaz Concrete Company's contractor license?

You can verify Diaz Concrete Company's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=596628.

Activity Timeline
  1. License issuedJun 21, 1990
  2. Bond activeSep 9, 2024
  3. WC coverage startsApr 18, 2026
  4. License expiredJun 30, 2026
  5. WC expiresApr 18, 2027
Other contractors in San Luis Obispo County
California lien & payment resources

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