Updated: Jun 01, 2026
Location and Projects
Address
17945 Railroad Ave, Sonoma, CA, 95476
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Cottam Enterprises Plumber
Cottam Enterprises Inc is a specialty plumbing company based out of Sonoma California.
From BuildZoom: Cottam Enterprises Inc, 17945 Railroad Ave, Sonoma, CA (Employee: Robert Garfield Cottam) holds a Plumbing license and 1 other 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 Cottam Enterprises Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Cottam Enterprises Inc Services
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Cottam Enterprises Inc Contact Information
Phone Number: (707) 338-8631
Address: 17945 Railroad Ave, Sonoma, CA 95476
Building Permits by Cottam Enterprises Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Installation of rheem trg-95xln outdoor tankless water heater for single family dwelling - on east side of house - past small gate
Valuation:
N/A
Permit #:
BLD14-0397
Status:
final
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Cottam Enterprises Inc Reviews
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Verified License
BuildZoom confirmed this contractor's license
Cottam Enterprises Inc License info
Verified License
| License # | 973502 |
| Status | Active |
| State | California |
| Type | Plumbing |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Cottam Enterprises Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 972027 |
| Status | Inactive |
| State | California |
| Type | Plumbing |
| Business Type | Corporation |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Cottam Enterprises Inc 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 | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Cottam Enterprises Inc Employees
RC
Robert Garfield Cottam
Rmo/Ceo/Pres