Updated: Jan 25, 2026
Location and Projects
Address
170 N MAPLE ST STE 103, Corona, CA, 92878
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Semetra Electrician
Semetra, 170 N Maple St, Corona, CA (Employee: Mondo Alan Marshall) holds a Electrical license according to the California license board.
Their BuildZoom score of 95 ranks in the top 22% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Semetra, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Semetra Contact Information
Phone Number: (951) 220-7030
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Address: 170 N MAPLE ST STE 103, Corona, CA 92878
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Installation of 12 cables data
Valuation:
N/A
Permit #:
25041-90000-12666
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Installation of data cabling for 186 cables 9 wireless access points 21 security cameras and 9 doors with access control
Valuation:
N/A
Permit #:
22041-90000-00984
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Install phone and internet cabling
Valuation:
N/A
Permit #:
20041-70000-05191
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Installation of data cabling for cables wireless access points security cameras and doors with access control
Valuation:
N/A
Permit #:
22041-20001-00984
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Low voltage data
Valuation:
N/A
Permit #:
16041-70000-45632
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Surveillance & access control upgrade
Valuation:
N/A
Permit #:
14041-10000-23355
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Data cabling
Valuation:
N/A
Permit #:
23041-90000-02613
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Rewiring & adding (e) receptacles. telephone communications voice data cables
Valuation:
N/A
Permit #:
12041-10000-23364
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Supplemental permit. change of address from 11150 w santa monica blvd. #800 to 11100 w santa monica blvd. #800. laec 93, 0202, 0206, 0207, 0304
Valuation:
N/A
Permit #:
00041-10001-00264
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Supplemental permit to#01041-10001-20192 permit to addition (4) circuits per corrections notice dated 11/5/01 r-97865
Valuation:
N/A
Permit #:
01041-10002-20192
Status:
triage
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Supplemental permit to#01041-10000-20192 permit to addition (2) circuits per corrections notice dated 11/5/01
Valuation:
N/A
Permit #:
01041-10001-20192
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
No work description available
Valuation:
N/A
Permit #:
12041-10000-22963
Status:
applied
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Voice and data cabling
Valuation:
N/A
Permit #:
18041-90000-23005
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Install low voltage cabling for 104 data & 128 voice locations
Valuation:
N/A
Permit #:
99041-20000-09622
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
New voice/data lan infrastructure cabling installation on 4 floors
Valuation:
N/A
Permit #:
01041-10000-20192
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Upgrade electric service meter panel 200 amps
Valuation:
$5,280
Permit #:
14-1483
Status:
final
Fee:
N/A
Permit Type:
Comb
Building Type:
N/A
Tenant space: telephone and data cable install (40)
Valuation:
N/A
Permit #:
E201007128691
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Low voltage permit for audio
Valuation:
N/A
Permit #:
17041-70000-25170
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
16041-70000-45632
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Install new voice/data cabling on three floors
Valuation:
N/A
Permit #:
01041-10000-22095
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
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Semetra Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Semetra License info
Verified License
| License # | 746363 |
| Status | Active |
| State | California |
| Type | Electrical |
| Business Type | Corporation |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Semetra at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
95
BuildZoom Score
Bonded
| Bonded Agent | Suretec Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Everest Premier Insurance Company |
28
Permits
- Building permit records show that Semetra has worked on 28 permitted projects.
Semetra Employees
MM
Mondo Alan Marshall
Rmo / Ceo / Pres