Updated: Mar 20, 2026
Location and Projects
Address
615 E 122ND STREET, Los Angeles, CA, 90059
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SEMPER PLUMBING
SEMPER PLUMBING, 615 E 122nd St, Los Angeles, CA (Owned by: Margarito Mendoza) holds a Plumbing license according to the California license board.
Their BuildZoom score of 100 ranks in the top 13% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring SEMPER PLUMBING, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
SEMPER PLUMBING Services
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SEMPER PLUMBING Contact Information
Phone Number: (323) 595-6232
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Address: 615 E 122ND STREET, Los Angeles, CA 90059
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Installing gas main for connection to gas meter
Valuation:
N/A
Permit #:
24042-10000-19577
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Need permit for existing 5 laundry drain with water lines. for units # 1-3 6 & 7
Valuation:
N/A
Permit #:
23042-30000-06740
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Install gas line to ire pit
Valuation:
N/A
Permit #:
22042-30000-22463
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Cap off 1/2 gas line
Valuation:
N/A
Permit #:
23042-30000-06738
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Installing earthquake valve w/bracket
Valuation:
N/A
Permit #:
21042-20000-62030
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Install a clean out in front yard; install earthquake valve
Valuation:
N/A
Permit #:
PLM21-00269
Status:
issued
Fee:
$142
Permit Type:
N/A
Building Type:
N/A
Replacing approx. 130 ft. waste line of cast iron and fittings and no hub couplings in garage ceiling above space 44-50
Valuation:
N/A
Permit #:
19042-30000-07407
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Installing earthquake valves w/bracket
Valuation:
N/A
Permit #:
21042-10000-62069
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Installing (06) earthquake valves
Valuation:
N/A
Permit #:
20042-30000-11711
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Install (1) earthquake valve
Valuation:
N/A
Permit #:
21042-30000-62051
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Replace kitchen drain line under front car port garage install 1 1/2 pressure regulator
Valuation:
N/A
Permit #:
19042-30000-07391
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Installing (09) earthquake valves
Valuation:
N/A
Permit #:
20042-30000-11710
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Installing (10) earthquake valves. (units #1-9 & laundry room)
Valuation:
N/A
Permit #:
19042-30000-02398
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Install (10) earthquake valves
Valuation:
N/A
Permit #:
20042-30000-11709
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Install (10) earthquake valves
Valuation:
N/A
Permit #:
20042-30000-11138
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Install (1) water heater & vent
Valuation:
N/A
Permit #:
20042-30000-02740
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Replace horizontal drain/sewer under building crawl space
Valuation:
N/A
Permit #:
19042-30000-07387
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Installed 3/4 copper line with a recirculating pump with 1 thick wall insulation
Valuation:
N/A
Permit #:
18042-30000-01560
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Replacing shower pan
Valuation:
N/A
Permit #:
20042-30000-04158
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Replacing shower pan
Valuation:
N/A
Permit #:
20042-30000-04155
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
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SEMPER PLUMBING Reviews
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Verified License
BuildZoom confirmed this contractor's license
SEMPER PLUMBING License info
Verified License
| License # | 986381 |
| Status | Active |
| State | California |
| Type | Plumbing |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for SEMPER PLUMBING at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
100
BuildZoom Score
Bonded
| Bonded Agent | Suretec Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Norguard Insurance Company |
111
Permits
- Building permit records show that SEMPER PLUMBING has worked on 111 permitted projects.
SEMPER PLUMBING Employees
MM
Margarito Mendoza
Sole Owner
MM
Margarito Mendoza
Owner