Updated: May 28, 2026
Location and Projects
Address
P O BOX 4454, Ontario, CA, 91761
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Zeven Electric
Zeven Electric, Ontario, Po Box 4454, Ontario, CA (Owned by: Medardo Henry Rivera) holds a Electrical license 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 Zeven Electric, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Zeven Electric Contact Information
Phone Number: (323) 527-3700
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Address: P O BOX 4454, Ontario, CA 91761
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Service upgrade and installation of 125 amp subpane installation of electrical wiring 4 smoke detectors rough inspection and final
Valuation:
N/A
Permit #:
24041-10000-22658
Status:
canceled
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
300 main 3 gang box mounted onto 7215 feeding 7223 7217 7217 1/2 seville. fees paid under el 170208004
Valuation:
N/A
Permit #:
1705160005
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Sub panel 200amp only
Valuation:
N/A
Permit #:
1702080041
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install hard wired smoke detectors w battery b up for units #1016 - 1018 of the building. the work is deemed not to affect the habitability of a rental unit
Valuation:
N/A
Permit #:
06041-70000-07556
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Upgrade main service panel to 600a; inspect all existing panels as new; no fixtures or branch circuits included
Valuation:
$0
Permit #:
2008BD0333
Status:
FINAL
Fee:
$259
Permit Type:
Residence
Building Type:
N/A
Electrial service upgrade 200amp install smoke detector in dwelling. install electrical circuits for air conditioning unit
Valuation:
N/A
Permit #:
06041-70000-02598
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Install (3) new circuits. relocate subpanel for dwlg. install smoke detectors
Valuation:
N/A
Permit #:
07041-70000-03878
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Install smoke detects and upgrade sub panel for the rear single family dwelling
Valuation:
N/A
Permit #:
05041-70000-21689
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Upgrade subpanel (service located @ 710 w 56th st)
Valuation:
N/A
Permit #:
08041-70000-22786
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Install receptables for each units of apartment building
Valuation:
N/A
Permit #:
07041-70000-04082
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Install 2-gang electrical service meter
Valuation:
N/A
Permit #:
08041-70000-22784
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Install 225 a electric panel and new 75kva transformer and new warehouse lighting (48)
Valuation:
N/A
Permit #:
B201002973
Status:
final
Fee:
$326
Permit Type:
Electrical
Building Type:
N/A
Repair of vandalized electric service by upgrading from 600amp to 1000amp
Valuation:
N/A
Permit #:
B201002225
Status:
final
Fee:
$442
Permit Type:
Electrical
Building Type:
N/A
Service change 100 amp
Valuation:
N/A
Permit #:
09041-70000-17501
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Install (3) smoke detectors
Valuation:
N/A
Permit #:
05041-10000-10712
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Addition electrical to shed
Valuation:
$0
Permit #:
0905-092
Status:
FINALED
Fee:
$167
Permit Type:
N/A
Building Type:
N/A
Service change
Valuation:
N/A
Permit #:
05041-10000-10713
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Zeven Electric License info
Verified License
| License # | 856544 |
| Status | Active |
| State | California |
| Type | Electrical |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Zeven Electric 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 | Old Republic Surety Company |
| Bond Value | $15,000 |
15
Permits
- Building permit records show that Zeven Electric has worked on 15 permitted projects.
Zeven Electric Employees
MR
Medardo Henry Rivera
Owner