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
Hiring this contractor?
Get alerts if their license status changes.
You're monitoring this license!
We'll email you if the license status, bond, or complaint history changes.
Something went wrong
Is this your business?
Claim your profile to manage your listing.
Claim request submitted!
We'll be in touch at the email you provided to verify your identity.
Something went wrong
M B CONCRETE
- License Number
- 938811
- State
- California
- Status
- active
- Business Type
- Sole Owner
- Address
- 1561 18TH ST LOS OSOS, CA, 93402 San Luis Obispo County
- Phone
- (805) 203 6091
License Dates
Issued
10/14/2009
Expires
10/31/2026
Expires in 7 months
Inactivated
11/01/2015
Reactivated
10/26/2018
CSLB Last Updated
12/22/2025
License Classifications
Personnel & Officers
BOYLE FRANK JOHN
Sole Owner
Contractor Bond
Amount: $25,000
Company: ATLANTIC SPECIALTY INSURANCE COMPANY
Bond #800233856
Effective: 12/12/2025
Workers' Compensation
Carrier: CLEAR SPRING PROPERTY AND CASUALTY COMPANY
Policy #CWC02189502
Effective: 06/23/2025
Expires: 06/23/2026
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.
Verify this record on the official state licensing board
View on Contractors State License Board (CSLB) →Learn how to verify contractor licenses in California
California licensing guide →Data sourced from official state licensing board records. Always confirm critical information directly with the state board.
Verify Another Contractor
Homeowner Resources
Other Licensed B| C-8 in LOS OSOS
WILD BLOOM
License #1001215 · CA
JOHNSON ELECTRIC & CONTROLS
License #1012990 · CA
BOTANICA NOVA INC
License #1017630 · CA
RICHENBERG CONSTRUCTION
License #1018701 · CA
CARL CONSTRUCTION
License #1020749 · CA