Updated: Jan 21, 2026
Location
Address
1561 18TH ST, Los Osos, CA, 93402
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MB Concrete
MB Concrete, 1561-18 Th St, Los Osos, CA (Owned by: Frank John Boyle) holds a Concrete, General Building license according to the California license board.
Their BuildZoom score of 93 ranks in the top 27% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring MB Concrete, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
MB Concrete Services
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MB Concrete Contact Information
Phone Number: (551) 260-7343
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Address: 1561 18TH ST, Los Osos, CA 93402
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Verified License
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MB Concrete License info
Verified License
| License # | 938811 |
| Status | Active |
| State | California |
| Type | Concrete, General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for MB Concrete at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
Bonded
| Bonded Agent | Suretec Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Clear Spring Property & Casualty Company |
MB Concrete Employees
FB
Frank John Boyle
Owner