License is active
Source: Contractors State License Board (CSLB)
Licensed
Current and in good standing
Bonded
$25,000 surety bond
Insured
Workers' comp coverage on file
Clean record
No complaints or disciplinary actions
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M T Z PRO PLUMBING
Owner: MTZ PRO PLUMBING
- License Number
- 994829
- State
- California
- Status
- active
- Business Type
- Sole Owner
- Address
- 40 STEELE COURT BAY POINT, CA, 94565 Contra Costa County
- Phone
- (925) 222 7318
License Dates
Issued
07/19/2014
Expires
07/31/2026
Expires in 4 months — verify renewal before long contracts
CSLB Last Updated
11/17/2025
License Classifications
Personnel & Officers
CALDERON GILBERTO MARTINEZ
Sole Owner
Contractor Bond
Amount: $25,000
Company: AMERICAN CONTRACTORS INDEMNITY COMPANY
Bond #100310701
Effective: 01/01/2023
Workers' Compensation
Carrier: SECURITY NATIONAL INSURANCE COMPANY
Policy #SWC1589556
Effective: 10/27/2025
Expires: 10/27/2026
CSLB designation: Workers' Compensation Insurance
Complaints & Disciplinary History
This reflects CSLB's bulk license data. For detailed complaint history including pending investigations, check the official CSLB record.
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California licensing guide →Data sourced from official state licensing board records. Always confirm critical information directly with the state board.
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