Updated: May 03, 2026
Location and Projects
Address
45040 FISH ROCK RD, Gualala, CA, 95445
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Cornerstone Construction
Cornerstone Construction, 45040 Fish Rock Rd, Gualala, CA (Employee: Michael Benjamin Simila) holds a General Building license according to the California license board.
Their BuildZoom score of 92 ranks in the top 32% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Cornerstone Construction, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Cornerstone Construction Services
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Cornerstone Construction Contact Information
Phone Number: (707) 884-4515
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Address: 45040 FISH ROCK RD, Gualala, CA 95445
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Building Permits by Cornerstone Construction
This is a sample of this contractor's permits. Click here to access their complete permit history.
Tearoff and replace siding on single family dwelling
Valuation:
N/A
Permit #:
BLD02-3674
Status:
expired
Fee:
$320
Permit Type:
N/A
Building Type:
N/A
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Cornerstone Construction Reviews
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Verified License
BuildZoom confirmed this contractor's license
Cornerstone Construction License info
Verified License
| License # | 768960 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Cornerstone Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $25,000 |
Cornerstone Construction Employees
MS
Michael Benjamin Simila
Sole Owner