Location and Projects
Cosby, William Construction
Cosby, William Construction, 2350 Central Ave, Mc Kinleyville, CA (Employees: Denis Esmond Cosby, Rene Diane Cosby, and William John Cosby) holds a General Building, Cabinet, Millwork And Finish Carpentry, Concrete license and 2 other licenses according to the California license board.
Their BuildZoom score of 97 ranks in the top 18% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Cosby, William Construction, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Cosby, William Construction Services
Cosby, William Construction Contact Information
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Cosby, William Construction Mc Kinleyville
Quality
Activity
|
1 project
|
2023 |
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Pricing
|
1 project
|
$250k-$500k |
Building Permits by Cosby, William Construction
This is a sample of this contractor's permits. Click here to access their complete permit history.
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Recent Buildzoom Projects
Cosby, William Construction License info
Verified License
| License # | 437973 |
| Status | Active |
| State | California |
| Type | General Building, Cabinet, Millwork And Finish Carpentry, Concrete |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Cosby, William Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 362770 |
| 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 Cosby, William Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 703128 |
| Status | Inactive |
| State | California |
| Type | General Engineering, General Building, Cabinet, Millwork And Finish Carpentry, Concrete |
| Business Type | Sole Ownership |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Cosby, William Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
97
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Technology Insurance Company Inc |
9
Permits
- Building permit records show that Cosby, William Construction has worked on 9 permitted projects.