Updated: Mar 07, 2026
Location and Projects
Address
1312 PURDUE STREET, San Leandro, CA, 94579
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Castillo Electric
Castillo Electric, 1312 Purdue St, San Leandro, CA (Employees: Cristian Estuardo Castillo Monterroso and Jose Adan Rodriguez Castillo) holds a Electrical license and 1 other license according to the California license board.
Their BuildZoom score of 109 ranks in the top 5% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Castillo Electric, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Castillo Electric Contact Information
Phone Number: (510) 866-4043
Address: 1312 PURDUE STREET, San Leandro, CA 94579
Castillo Electric San Leandro
Quality
109
95th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Castillo Electric has a BuildZoom score of 109, which places them above 95% of 336,931 contractors in California.
Activity
|
9 projects
|
2025 |
|
13 projects
|
2024 |
|
8 projects
|
2023 |
Our building permit records indicate that Castillo Electric has worked on at least
30.0 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
|
29 projects
|
Electrical projects |
Analyzing permits over the last 4 years shows that Castillo Electric mostly works on
electrical project
projects.
Pricing
|
15 projects
|
< $5k |
|
4 projects
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
1 project
|
$50k-$100k |
The typical size of their permits is approximately $4,750. 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.
Main panel upgrade from 100 amp to 200 amp. relocate and upgrade 50 amp subpanel to 100 amp located in basement rev 1 - rewire entire house
Valuation:
$30,700
Permit #:
BRELEC-25-0166
Status:
final
Fee:
$1,212
Permit Type:
N/A
Building Type:
N/A
Scope of work to include: r/r main service panel upgrade to 200amp
Valuation:
N/A
Permit #:
2025 103476 RS
Status:
final
Fee:
N/A
Permit Type:
Single-family
Building Type:
N/A
House re-wire knob and tube is present in most part of house..new wiring work will be performed up to city codes & regulations
Valuation:
N/A
Permit #:
BL-ELER-2024-00213
Status:
expired
Fee:
$331
Permit Type:
N/A
Building Type:
N/A
Main service panel upgrade to 200amps
Valuation:
$4,950
Permit #:
BRELEC-25-0027
Status:
final
Fee:
$372
Permit Type:
N/A
Building Type:
N/A
Installation of 33 410watt solar panels with enphase microinverters and the installation of 2 powerwall 2's
Valuation:
$83,000
Permit #:
B2023-2222
Status:
issued
Fee:
N/A
Permit Type:
09c - residential...
Building Type:
N/A
Main service panel upgrade to 200amps
Valuation:
N/A
Permit #:
BL-ELER-2025-00015
Status:
issued
Fee:
$309
Permit Type:
N/A
Building Type:
N/A
Upgrade main service panel from 100amp to 200amp upgrade subpanel from 55amp to 125amp
Valuation:
N/A
Permit #:
BL-ELER-2023-00089
Status:
complete
Fee:
$239
Permit Type:
N/A
Building Type:
N/A
Addition two electrical outlets in the kitchen. one outlet for the refrigerator. replaced a double outlet with multi outlet
Valuation:
$350
Permit #:
BL-ELER-2023-00474
Status:
expired
Fee:
$423
Permit Type:
N/A
Building Type:
N/A
Main service panel upgrade from 100amps to 200amps
Valuation:
$5,650
Permit #:
BL-ELER-2025-00331
Status:
complete
Fee:
$309
Permit Type:
N/A
Building Type:
N/A
Main service panel upgrade 100amps to 200amps
Valuation:
N/A
Permit #:
BL-ELER-2023-00297
Status:
complete
Fee:
$239
Permit Type:
N/A
Building Type:
N/A
Electrical plumbing & mechanical - electrical
2024-10-03
Main service panel upgrade 70 amp to 200 amp - right side of the house (outside)
Valuation:
$4,600
Permit #:
MEP-2023-291069
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installing a 50 amp electric vehicle universal charger
Valuation:
N/A
Permit #:
BLD24-3150
Status:
final
Fee:
$335
Permit Type:
N/A
Building Type:
N/A
Upgrading main service panel from 100amps to 200amps
Valuation:
N/A
Permit #:
BL-ELER-2024-00214
Status:
complete
Fee:
$239
Permit Type:
N/A
Building Type:
N/A
Upgrading main service panel to 200amps
Valuation:
$5,900
Permit #:
BLD2025-00841
Status:
complete
Fee:
$149
Permit Type:
N/A
Building Type:
N/A
Designated 50amp circuit for ev charger
Valuation:
$2,150
Permit #:
BL-ELER-2024-00605
Status:
complete
Fee:
$239
Permit Type:
N/A
Building Type:
N/A
Main service panel upgrade to 200amps
Valuation:
$5,400
Permit #:
BL-ELER-2024-00557
Status:
complete
Fee:
$239
Permit Type:
N/A
Building Type:
N/A
Main service panel upgrade to 200amps
Valuation:
$4,800
Permit #:
BL-ELER-2024-00193
Status:
complete
Fee:
$239
Permit Type:
N/A
Building Type:
N/A
Electrical panel upgrade from 100 amps to 200 amps
Valuation:
$5,100
Permit #:
BLD2024-01145
Status:
complete
Fee:
$154
Permit Type:
N/A
Building Type:
N/A
Main service panel upgrade to 200amps
Valuation:
$4,150
Permit #:
BL-ELER-2024-00558
Status:
complete
Fee:
$239
Permit Type:
N/A
Building Type:
N/A
Main service panel upgrade to 200amps
Valuation:
$4,900
Permit #:
BL-ELER-2024-00371
Status:
complete
Fee:
$239
Permit Type:
N/A
Building Type:
N/A
Castillo Electric Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Castillo Electric License info
Verified License
| License # | 1097405 |
| Status | Active |
| State | California |
| Type | Electrical |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Castillo Electric at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 1084453 |
| Status | Active |
| State | California |
| Type | Electrical |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for Castillo Electric at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
109
BuildZoom Score
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Security National Insurance Company |
29
Permits
- Building permit records show that Castillo Electric has worked on 29 permitted projects.
Castillo Electric Employees
CM
Cristian Estuardo Castillo Monterroso
Sole Owner
JC
Jose Adan Rodriguez Castillo
Sole Owner