Updated: Mar 25, 2026
Location and Projects
Address
38948 LARKSPUR STREET, Newark, CA, 94560
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William Jay Montgomery Electrician
William Jay Montgomery, 38948 Larkspur St, Newark, CA holds a General Building, Electrical license according to the California license board.
Their BuildZoom score of 103 ranks in the top 10% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring William Jay Montgomery, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
William Jay Montgomery Contact Information
Phone Number: (510) 703-0000
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Address: 38948 LARKSPUR STREET, Newark, CA 94560
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William Jay Montgomery Newark
Quality
103
90th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
William Jay Montgomery has a BuildZoom score of 103, which places them above 90% of 336,931 contractors in California.
Activity
|
3 projects
|
2025 |
|
2 projects
|
2024 |
|
3 projects
|
2023 |
Our building permit records indicate that William Jay Montgomery has worked on at least
8.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
5 projects
|
Electrical projects |
Analyzing permits over the last 4 years shows that William Jay Montgomery mostly works on
electrical project
projects.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
Building Permits by William Jay Montgomery
This is a sample of this contractor's permits. Click here to access their complete permit history.
A multifamily residence to alter kitchen by widening the opening relocate light switch and adjusting door frames. installation of of new tile new electircal and outlets cabinetry island and applicances. relocation of sink and dishwasher to island and removal of chandelier. 337sf
Valuation:
$75,000
Permit #:
BLD2025-00263
Status:
final
Fee:
$3,622
Permit Type:
Alteration
Building Type:
N/A
Master p/c for buildings 1#a (5 616 s.f.) #1b (4 676 s.f.) and #2 (total of s.f. of building #2: 10 495 s.f.) demolition plan to revert each building storage units to original use and conditions. scope includes removing any/all unpermitted walls doors windows stages electrical etc. per cod2016-00152
Valuation:
$28,000
Permit #:
BLD2025-04731
Status:
master plan approval
Fee:
$6,953
Permit Type:
Site improvements...
Building Type:
N/A
Tenant improvement for building #2: (10 495 s.f.) demolition plan to revert each building storage units to original use and conditions. scope includes removing any/all unpermitted walls doors windows stages electrical etc. reference approved master plan bld2025-04731 & cod2016-00152
Valuation:
$28,000
Permit #:
BLD2026-02403
Status:
approved - pending plans/docs
Fee:
$9,276
Permit Type:
Site improvements...
Building Type:
N/A
Tenant improvement for building #1b (4 676 s.f.) demolition plan to revert each building storage units to original use and conditions. scope includes removing any/all unpermitted walls doors windows stages electrical etc. reference approved master plan bld2025-04731 & cod2016-00152
Valuation:
$28,000
Permit #:
BLD2026-02402
Status:
approved - pending plans/docs
Fee:
$5,692
Permit Type:
Site improvements...
Building Type:
N/A
Tenant improvement for building 1#a (5 616 s.f.) demolition plan to revert each building storage units to original use and conditions. scope includes removing any/all unpermitted walls doors windows stages electrical etc. reference approved master plan bld2025-04731 & cod2016-00152
Valuation:
$28,000
Permit #:
BLD2026-02401
Status:
approved - pending plans/docs
Fee:
$6,271
Permit Type:
Site improvements...
Building Type:
N/A
Interior remodel and exterior refresh of existing single family home 2/5/24 - project scope revised to include interior remodel of two bathrooms to include new fixtures and finishes and curb less shower. no change to plumbing fixtures type or location provide new skylight above stair. replace one exterior window no change to window size or type
Valuation:
$20,000
Permit #:
BLD2023-01066
Status:
final
Fee:
$4,203
Permit Type:
Alteration
Building Type:
N/A
Rewire electrical throughout home remove existing 100a and install new 100a circuit with 125a sub panel on exterior install new led can lighting throughout home install hardwired smoke/carbon monoxide detectors new gfci new bathroom exhaust fan with auto moisture and motion sensing
Valuation:
$25,000
Permit #:
B21-1957
Status:
final
Fee:
$473
Permit Type:
N/A
Building Type:
N/A
Remove and replace (1) 200amp meter main panel and remove and replace (1) 100amp sub-panel
Valuation:
$7,000
Permit #:
BLD2024-05159
Status:
expired
Fee:
$342
Permit Type:
Other
Building Type:
N/A
3/f: adding lighting outlet for commercial tenant improvement
Valuation:
N/A
Permit #:
E202305086674
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 6 can lights in living room 4 surface lights in bed
Valuation:
N/A
Permit #:
ELEC2024-0164
Status:
final
Fee:
N/A
Permit Type:
Residential
Building Type:
N/A
100amp main panel to 200amp service
Valuation:
$4,000
Permit #:
BLD2024-00403
Status:
complete
Fee:
$154
Permit Type:
N/A
Building Type:
N/A
Replace the overhead riser wires because the insulation cracking
Valuation:
N/A
Permit #:
BLD2019-00288
Status:
complete
Fee:
$155
Permit Type:
N/A
Building Type:
N/A
Install (n) 100a subpanel in pool equipment room
Valuation:
N/A
Permit #:
15000-01383
Status:
final
Fee:
$94
Permit Type:
N/A
Building Type:
N/A
Basement to 3/f: feeding & installing new 1-400amp subpanel 120/208 3|0 #4 wire 42 ckt on third floor
Valuation:
$0
Permit #:
E201303058991
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Change 1 set (4) 500 mcm to parallel 3/0 2 sets re-inspect conductiors from switch gear to disconnect
Valuation:
$0
Permit #:
E201305291032
Status:
COMPLETE
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Change 1 set (4) 500 mcm to parallel 3/0 2 sets re-inspect conductiors from switch gear to disconnect
Valuation:
N/A
Permit #:
E201305291032
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Basement to 3/f: feeding & installing new 1-400amp subpanel 120/208 3|0 #4 wire 42 ckt on third floor
Valuation:
N/A
Permit #:
E201303058991
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replacing subpanel in apartment # 3
Valuation:
N/A
Permit #:
BLD2010-00018
Status:
final
Fee:
$91
Permit Type:
(elec) sub-panel
Building Type:
N/A
Upgrade electrical panel to 200 amps
Valuation:
N/A
Permit #:
E08-076
Status:
final
Fee:
$100
Permit Type:
N/A
Building Type:
N/A
Termite/pest ctl repair: tile backing in master bathroom
Valuation:
N/A
Permit #:
A-PS960111
Status:
final
Fee:
$96
Permit Type:
N/A
Building Type:
N/A
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Verified License
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William Jay Montgomery License info
Verified License
| License # | 695815 |
| Status | Active |
| State | California |
| Type | General Building, Electrical |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for William Jay Montgomery at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
103
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
15
Permits
- Building permit records show that William Jay Montgomery has worked on 15 permitted projects.
William Jay Montgomery Employees
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William Jay Montgomery
Owner