Public CSLB records

Guerreros Concrete Pumping

License #1139850·Sole Owner·Newark, Alameda County
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Summary

Guerreros Concrete Pumping operating as a sole owner is licensed in California under CSLB number 1139850. The license was first issued in 2025, putting the business at 1 year on the active CSLB roster. It carries a single CSLB classification: C-8 — Concrete Contractor. Records show an active surety bond on file with Nationwide Mutual Insurance Company and a previously-filed workers' compensation policy with Clear Spring Property and Casualty Company that is no longer active. The business is based in Newark, in Alameda County, California.

Business Information
Address
6628 Dairy Ave
Newark, CA 94560
License Details & Classifications
License Number
1139850
Issued
Jul 2, 2025
Status
CLEAR
Expires
Jul 31, 2027
Entity
Sole Owner
Classifications
Financial & Insurance Coverage
Contractor Bond
Surety
Nationwide Mutual Insurance Company
Bond Number
7901205173
Effective
May 14, 2025
Status
Active
Workers' Compensation
Coverage
Workers' Compensation Insurance
Carrier
Clear Spring Property and Casualty Company
Policy Number
CWC03493600
Effective
May 23, 2025
Expires
May 23, 2026
Alert

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

  • No active workers' comp on file
License StatusActive
Contractor BondOn file
Workers' CompensationInactive

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

Frequently asked questions
Is Guerreros Concrete Pumping licensed in California?

Yes. Guerreros Concrete Pumping holds California Contractors State License Board license number 1139850. The license was first issued on July 2, 2025. It is valid through July 31, 2027.

What does Guerreros Concrete Pumping specialize in?

Guerreros Concrete Pumping is licensed for one CSLB classification: C-8 Concrete Contractor.

Where is Guerreros Concrete Pumping headquartered?

Guerreros Concrete Pumping is headquartered at 6628 Dairy Ave, Newark, CA 94560, in Alameda County, California.

Does Guerreros Concrete Pumping have an active surety bond on file with CSLB?

Yes. Guerreros Concrete Pumping has an active California contractor surety bond filed with Nationwide Mutual Insurance Company.

Does Guerreros Concrete Pumping carry workers' compensation coverage?

Guerreros Concrete Pumping has a previously-filed workers' compensation policy with Clear Spring Property and Casualty Company that is no longer active.

How do I verify Guerreros Concrete Pumping's contractor license?

You can verify Guerreros Concrete Pumping's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1139850.

Activity Timeline
  1. Bond activeMay 14, 2025
  2. WC coverage startsMay 23, 2025
  3. License issuedJul 2, 2025
  4. WC expiredMay 23, 2026
  5. License expiresJul 31, 2027
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