Updated: Jun 20, 2026
Location and Projects
Address
11041 MAIN STREET #837, Penngrove, CA, 94951
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William Decker & Company Construction
William Decker & Company Inc, 11041 Main St, Penngrove, CA (Employees: Jack L Nally Jr, Rachel Marie Decker, and William Henry Decker) holds a Painting And Decorating, Waterproofing & Weatherproofing, General Building license and 2 other licenses according to the California license board.
Their BuildZoom score of 96 ranks in the top 20% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring William Decker & Company Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
William Decker & Company Inc Services
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William Decker & Company Inc Contact Information
Phone Number: (707) 537-8292
Address: 11041 MAIN STREET #837, Penngrove, CA 94951
Building Permits by William Decker & Company Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Commercial addition alteration tenant improvement change of occupancy or use
2024-01-25
3240 alpine interior space had water damage. a waterproofing contractor installed water mitigation system under a another permit. we are patching the existing walls and installing new flooring. we are replacing like for like
Valuation:
N/A
Permit #:
BLD2023-03153
Status:
final
Fee:
$4,044
Permit Type:
N/A
Building Type:
N/A
1st floor suite 101 - demolitoin of (e) full height paritions construction of (n) full height partitions associated electricalp/power distribution associated mechanical system distribution associated life safet changes & finsihes. n/a maher ordinance
Valuation:
$46,787
Permit #:
201501085186
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
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William Decker & Company Inc License info
Verified License
| License # | 254209 |
| Status | Active |
| State | California |
| Type | Painting And Decorating, Waterproofing & Weatherproofing, General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for William Decker & Company 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 # | NAT-F214718-1 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
| Business Type | Corporation |
- According to the United States Environmental Protection Agency, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for William Decker & Company Inc at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 713436 |
| Status | Inactive |
| State | California |
| Type | Painting And Decorating |
| 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 William Decker & Company Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
96
BuildZoom Score
Bonded
| Bonded Agent | Hudson Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Starstone National Insurance Company |
William Decker & Company Inc Employees
JJ
Jack L Nally Jr
Rme
RD
Rachel Marie Decker
Continuance
WD
William Henry Decker
Sole Owner
WJ
William Henry Decker Jr
Sole Owner