Updated: May 21, 2026
Location and Projects
Address
6628 DAIRY AVE, Newark, CA, 94560
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Guerreros Concrete Pumping
Guerreros Concrete Pumping, 6628 Dairy Ave, Newark, CA (Employee: Ceferino Sanchez) holds a Concrete license according to the California license board.
Their BuildZoom score of 95 ranks in the top 22% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Guerreros Concrete Pumping, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Guerreros Concrete Pumping Services
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Guerreros Concrete Pumping Contact Information
Phone Number: (510) 714-8854
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Address: 6628 DAIRY AVE, Newark, CA 94560
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Building Permits by Guerreros Concrete Pumping
This is a sample of this contractor's permits. Click here to access their complete permit history.
New driveway and sidewalk
Valuation:
N/A
Permit #:
TE2025-0200
Status:
final
Fee:
$2,355
Permit Type:
Sidewalk and driv...
Building Type:
N/A
Retaining wall installation 75 lf. install new retaining walls designed to provide structural support and enhance the landscape layout of the property. the retaining walls will be constructed using durable reinforced materials suitable for withstanding lateral earth pressure and varying site conditions wall heights and configuration the retaining walls will vary in height depending on... see more
Valuation:
N/A
Permit #:
PRE25-00933
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Guerreros Concrete Pumping License info
Verified License
| License # | 1139850 |
| Status | Active |
| State | California |
| Type | Concrete |
| Date Issued | 07-02-2025 |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Guerreros Concrete Pumping at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
95
BuildZoom Score
Bonded
| Bonded Agent | Nationwide Mutual Insurance Company |
| Bond Value | $25,000 |
Insured
| Workers Comp Provider | Clear Spring Property & Casualty Company |
Guerreros Concrete Pumping Employees
CS
Ceferino Sanchez
Sole Owner