Updated: Mar 25, 2026
Location and Projects
Address
PO BOX 1895, Sausalito, CA, 94965
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William Colvin Construction
Their BuildZoom score of 0 does not rank in the top 50% of California contractors.
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William Colvin Services
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William Colvin Contact Information
Phone Number: (415) 244-6157
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Address: PO BOX 1895, SAUSALITO, CA 94965
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Tenant improvement: remodel existing commercial bathroom to meet ada code. build new walls, install new toilet, sink to existing plumbing. replace (1) sink & (1) toilet
Valuation:
$9,000
Permit #:
B180786
Status:
final
Fee:
$626
Permit Type:
N/A
Building Type:
N/A
Replace 2" slab underneath washes and replace with 4" rebar @ 2"c. remove (38) 1 pole circuit and add (20) new pole circuit and relocate (11) 2 poles.
relocate 9 dryers, and replace 9 dryers.
relocate 10 washers and replace 6 washers.
Valuation:
$8,500
Permit #:
BP13000217
Status:
final
Fee:
$542
Permit Type:
N/A
Building Type:
N/A
Tenant improvement for "medical supply:" install (1) bathroom; cap off old plumbing. grinding uneven areas of floor slab. add new ada path to newly created suite. add new lights and switching. install new hvac system equipment with existing duct work.
Valuation:
$9,000
Permit #:
B152733
Status:
final
Fee:
$1,336
Permit Type:
N/A
Building Type:
N/A
Evr charging station in garage at inside side of garage. no venting req. must not encroch into the 18 wide by 20 deep req parking
Valuation:
N/A
Permit #:
BLD2014-00147
Status:
final
Fee:
$136
Permit Type:
N/A
Building Type:
N/A
Install two new ev charging station at kia automotive station 1 is level 3 charger and station 2 is a dual level 2
Valuation:
$14,500
Permit #:
B15-0960
Status:
final
Fee:
$801
Permit Type:
N/A
Building Type:
N/A
Electrical for vehicle charger. requested manual but contractor only provided cut-sheet. electrical panel change
Valuation:
N/A
Permit #:
BIE14-000988
Status:
final
Fee:
$141
Permit Type:
N/A
Building Type:
N/A
Interior remodel for giant wash laundromat. built office storage addition walls in bathroom + remodel for ada compliance
Valuation:
$35,000
Permit #:
B130508
Status:
final
Fee:
$4,073
Permit Type:
N/A
Building Type:
N/A
Commercial tenant improvement to build-out interior office and conference rooms break room and server room. previous tenant improvements and shell work are under 07-1667 and 00-5321 added electrical & plumbing permits km1
Valuation:
$95,000
Permit #:
0900002699
Status:
ISSUED
Fee:
N/A
Permit Type:
Bp-3 (3 wk
Building Type:
N/A
# scanned # electric vehicle charging dock: install electric vehicle charging unit to interior of garage
Valuation:
N/A
Permit #:
BLD2014-00295
Status:
final
Fee:
$286
Permit Type:
N/A
Building Type:
N/A
Commercial contracting 40amp circuit for ev charger to be installed outside of garage. installation manual to be on jobsite at time of inspection
Valuation:
N/A
Permit #:
BLD2014-00906
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Interior tenant improvement. addition bathroom relocate existing kitchen addition new kitchen. new stairs & railing
Valuation:
$50,000
Permit #:
B2011-04812
Status:
Closed Complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install branch circuit and charging dock for electrical vehicle charging system
Valuation:
N/A
Permit #:
BLD2014-00064
Status:
final
Fee:
$136
Permit Type:
N/A
Building Type:
N/A
Tenant improvement for big wave laundrymat install new interior partitions new washers and dryers replace water heatr. accessible bathroom
Valuation:
$168,487
Permit #:
BP10001026
Status:
final
Fee:
$7,769
Permit Type:
N/A
Building Type:
N/A
$22, 500 by planchecker. sbb ** new drywall upgrade bathroom ***issued bp el me & pl to contractor---bt new partition walls. valuation raised from $18, 500 to
Valuation:
$22,500
Permit #:
1200001070
Status:
ISSUED
Fee:
N/A
Permit Type:
Bp-3 (3 wk
Building Type:
N/A
Installation of new subpanel and install electrical vehicle charger
Valuation:
N/A
Permit #:
BIE14-004672
Status:
final
Fee:
$141
Permit Type:
N/A
Building Type:
N/A
Install ev charger inside the garage
Valuation:
N/A
Permit #:
BIE14-006702
Status:
final
Fee:
$142
Permit Type:
N/A
Building Type:
N/A
4436 sf tenant improvement for new laundry-mat. needs occupancy. scope to include demolish and building non-bearing partition walls installation of water heater and dryers
Valuation:
$0
Permit #:
2005 027755 CI
Status:
Finaled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install electrical vehicle charger inside garage
Valuation:
N/A
Permit #:
14CP01307
Status:
final
Fee:
$287
Permit Type:
N/A
Building Type:
N/A
Install dedicated circuit for ev charger on exterior wall
Valuation:
$900
Permit #:
2014-0315
Status:
final
Fee:
N/A
Permit Type:
Others
Building Type:
N/A
Install dedicated circuit for ev charger in garage
Valuation:
$900
Permit #:
2014-0314
Status:
final
Fee:
N/A
Permit Type:
Others
Building Type:
N/A
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William Colvin License info
License Not Verified
| License # | 415-2446157 |
| Status | Active |
| City | Richmond |
| Type | Contractor, General |
| Business Type | Sole Ownership |
- When BuildZoom last verified this license, it had an expiration date of September, 2016. Check the current license status of William Colvin with the The City of Richmond, CA
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 654561 |
| Status | Inactive |
| State | California |
| Type | General Building, Insulation And Acoustical, Plumbing, Electrical |
| 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 William Colvin at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
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Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $25,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
39
Permits
- Building permit records show that William Colvin has worked on 39 permitted projects.
William Colvin Employees
WC
William James Colvin
Sole Owner