Updated: Jun 11, 2026
Location and Projects
Address
P O BOX 221, Walnut, CA, 91788
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Gp2 Plumbing
Gp2 Plumbing at P O BOX 221, Walnut, CA 91788, held a Plumber license (#912768) with the California contractors license board with an expiration date of 03-31-2015. We last verified the license was expired on 06-10-2026.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 336,931 California contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our bidding system to be easily matched to qualified, licensed professionals in your area.
Gp2 Plumbing Services
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Gp2 Plumbing Contact Information
Phone Number: (626) 523-6506
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Address: P O BOX 221, Walnut, CA 91788
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Plumbing improvement for a 2-story commercial building above subterranean garage levels. existing 4 domestic water meter. new water sub-meters for future tenants. new grease interceptors. new gas outlets. industrial waste permits: w-533698 and w-533699
Valuation:
N/A
Permit #:
11042-10000-21785
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Modify approved plan. plan approved under 12042-10000-12319. addition sewage ejector addition area drains addition one gas outlet. fuel gas system is low pressure.modify approved plans. reroute rainwater pipe. plan check only. permit issued 12042-10000-12319
Valuation:
N/A
Permit #:
12042-10002-12319
Status:
approved
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Modify approved plan. plan approved under 12042-10000-12319. addition sewage ejector addition area drains addition one gas outlet. fuel gas system is low pressure
Valuation:
N/A
Permit #:
12042-10001-12319
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Supplemental permit to collect fees for (1 ) additional inspection. this permit does not authorize any additional work or extend the expiration date of the original permit
Valuation:
$0
Permit #:
11042-70002-07771
Status:
Permit Finaled
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/a
Supplemental permit to collect fees for (1 ) additional inspection. this permit does not authorize any additional work or extend the expiration date of the original permit
Valuation:
$0
Permit #:
11042-10001-07771
Status:
Permit Finaled
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/a
This is a supplimental permit verifying with calculations that no prv is required on the second floor tenants. calculations shall accompany original plans
Valuation:
N/A
Permit #:
12042-20002-17837
Status:
approved
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Scanned - tenant improvement (1, 395 sq. ft.) - 2 water closets 2 lavatories 1 sink 2 trap primers 2 floor or area drains 2 water heaters 1 repair/alteration to existing piping
Valuation:
$0
Permit #:
75110
Status:
FINAL
Fee:
$925
Permit Type:
N/A
Building Type:
N/A
Install booster pump system in basement level for potable water system. install two booster pumps
Valuation:
N/A
Permit #:
12042-10000-17837
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Sewage ejector addition area drains addition escalator area drains addition balcony area drains connect to existing roof drain system
Valuation:
N/A
Permit #:
12042-10000-12319
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Supplemental to permit # 11042-10000-21785 to correct address from 13450 w. maxella avenue to 13455 w. maxella avenue
Valuation:
N/A
Permit #:
11042-40001-21785
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Supplemental to 12042-10000-07438 to correct address from 13450 maxella to 13455 maxella
Valuation:
N/A
Permit #:
12042-40001-07438
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Supplemental to permit # 12042-40000-22422 for additional items
Valuation:
N/A
Permit #:
12042-40001-22422
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Conversion of an existing ground floor retail space to a restaurant in a mid-rise building
Valuation:
$0
Permit #:
11042-10000-07771
Status:
Permit Finaled
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/a
Replace backflow preventer. plan check for potable water
Valuation:
$450,000
Permit #:
13042-10000-04718
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Supplemental to 13042-10000-04718 to addition 9 gas outlets
Valuation:
N/A
Permit #:
13042-40002-04718
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Moving 3/4 potable water lines to feed a soda machine in its new location
Valuation:
N/A
Permit #:
11042-20000-16125
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Installation of plumbing fixtures. to include (1) 1 water service (1) water heater and (1) water using device
Valuation:
N/A
Permit #:
09042-10000-11576
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Supplemental to permit # 11042-10000-07771 for additional items
Valuation:
$0
Permit #:
11042-40003-07771
Status:
Permit Finaled
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/a
Addition 3 rainwater drains
Valuation:
$5,000
Permit #:
12042-10000-07438
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Two restrooms and lunchroom
Valuation:
N/A
Permit #:
12042-40000-22422
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
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Gp2 Plumbing License info
Inactive License
| License # | 912768 |
| Status | Inactive |
| State | California |
| Type | Plumbing |
| Business Type | Corporation |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Gp2 Plumbing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
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BuildZoom Score
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- *No active license on file. If you are Gp2 Plumbing, click “This is My Business” to update your information.
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $12,500 |
Insured
| Workers Comp Provider | Everest National Insurance Company |
10
Permits
- Building permit records show that Gp2 Plumbing has worked on 10 permitted projects.
Gp2 Plumbing Employees
GI
Glenn Thaddeous Phillips Ii
Sole Owner