Updated: Jun 02, 2026
Location and Projects
Address
Oakland, CA, 94603
Use our bidding system to
request a quote
JMC Electric
JMC Electric, Oakland, CA (Employee: Juan Martinez Castrejon) holds a Electrical license according to the California license board.
Their BuildZoom score of 113 ranks in the top 3% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring JMC Electric, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
JMC Electric Services
Start a project today:
JMC Electric Oakland
Quality
113
97th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
JMC Electric has a BuildZoom score of 113, which places them above 97% of 336,931 contractors in California.
Activity
|
34 projects
|
2025 |
|
7 projects
|
2024 |
|
7 projects
|
2023 |
Our building permit records indicate that JMC Electric has worked on at least
48.0 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
|
48 projects
|
Electrical projects |
Analyzing permits over the last 4 years shows that JMC Electric mostly works on
electrical project
projects.
Pricing
|
3 projects
|
< $5k |
|
2 projects
|
$5k-$20k |
The typical size of their permits is approximately $4,500. This graph shows the distribution of these job values.
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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Kitchen wiring on unit #1740 1742 1744 also 120 volts dedicated circuit for the bathrooms installation of the 4 led recessed cans in the hallways each floor sub panel installation 120 volts 20 amps dedicated circuit for the washer m 200 amps main service panel up grade whit 3 meter 1 house panel
Valuation:
N/A
Permit #:
EW202412082896
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Supplemental to permit # 24041-90000-53370 to change work description to installing 1 200 amp main panel and 1 100 amp sub panel
Valuation:
N/A
Permit #:
24041-30001-53370
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Adu - convert existing detached garage into 695 sf 2-bedroom adu with (n) 40-gallon water heater 8.2 hspf 14-seer ductless heat pump and 200a subpanel in rev 1 - added scope of main panel upgrade to 200a rev 2 -
Valuation:
$106,250
Permit #:
B22-1451
Status:
final
Fee:
$10,586
Permit Type:
N/A
Building Type:
N/A
Comply with department order effective date 07/04/2025. permit will expire 30 days from issuance date. install 60 amp subpanel 3 smoke detectors 16 new branch circuits
Valuation:
N/A
Permit #:
25041-40000-31892
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Supplemental permit to 23041-10000-23509 to change address from 8441 w melrose pl 3 to 8441 w melrose pl 7
Valuation:
N/A
Permit #:
23041-10001-23509
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Kitchen wiring 2 bathroom gfci 6 light fixtures installation in the hallway 8 wall heater installation
Valuation:
N/A
Permit #:
EW202501203572
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Kitchen wiring 2 bathroom gfci receptacles 7 wall heater installation 6 hall light installation
Valuation:
N/A
Permit #:
EW202501203571
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Online electrical permit: category 4a: installation of fire warning and controlled devices of up to 2, 500 ft². 100 amps sub panel installations bathroom wiring and finish trim
Valuation:
N/A
Permit #:
E202401111746
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Online electrical permit: category 4a: installation of fire warning and controlled devices of up to 2, 500 ft². 100 amps sub panel installations bathroom wiring and finish trim
Valuation:
N/A
Permit #:
E202401111745
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
We install 100amps sub-panel 1 dedicated circuit 240 volts 40 amps for the dishwasher dedicated circuit 240 volts 40 amps for the expresso machine 5 receptacles 120 volts 20 amps 10 recessed cans 4 in led
Valuation:
N/A
Permit #:
EW202110199085
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installaton of underground conduits for low voltage 1 1/4 2 1 1/2 for power
Valuation:
N/A
Permit #:
25041-90000-07229
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Installation of one 200 amps main panel one 50 amps subpanel install 3 exhaust fans instlall smoke detectors
Valuation:
N/A
Permit #:
24041-40000-56135
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Kitchen rewire and 200 amps main service panel installation with 4 meters sub panel installation 100 a 2 bathroom rewire
Valuation:
N/A
Permit #:
E202510016081
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install an electrical vehicle charger(s) in a single-family dwelling
Valuation:
N/A
Permit #:
25041-90000-02639
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Installation of generator 400 amps 1 subpanel 400 amps 208/120 3 phase one feed of 200 amps 2 feeds of 100 amps
Valuation:
N/A
Permit #:
25041-90000-31308
Status:
issued
Fee:
N/A
Permit Type:
Special equipment
Building Type:
N/A
Install six gang meters 400amps 6 subpanels 50 amps outdoor
Valuation:
N/A
Permit #:
25041-90000-22371
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Bedroom receptacles installation bathroom wiring 3 new recedes can 1 fan 7 4 in recedes can installation
Valuation:
N/A
Permit #:
EW202507097875
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of 2 outdoor subpanels one indoor 50 amps
Valuation:
N/A
Permit #:
25041-90000-24096
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Wiring of the med spa 4 examination rooms and 1 bathroom one kitchen one reception one ofice total receptacles 25 total light fixtures 49 total walls sconses12
Valuation:
N/A
Permit #:
EW202208245554
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
100 amps sub panel installation 30 amps 240 volts water heater dedicated circuit 16 120 volts 20 amps dedicated circuit
Valuation:
N/A
Permit #:
EW202410071603
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
JMC Electric License info
Verified License
| License # | 1033312 |
| Status | Active |
| State | California |
| Type | Electrical |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for JMC Electric at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
113
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Markel Insurance Company |
115
Permits
- Building permit records show that JMC Electric has worked on 115 permitted projects.
JMC Electric Employees
JC
Juan Martinez Castrejon
Sole Owner
he is one of the best electrians i've every worked with!