Updated: Nov 19, 2025
Location and Projects
Address
21231 E MESARICA ROAD, Covina, CA, 91724
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Wuillay Plumbing Inc
Wuillay Plumbing Inc, 21231 E Mesarica Rd, Covina, CA (Employees: Frank Eugene Wuillay, Kent Scott Mc Curdy, and Ruben Navarro) holds a Plumbing license and 1 other license according to the California license board.
Their BuildZoom score of 93 ranks in the top 27% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Wuillay Plumbing Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Wuillay Plumbing Inc Services
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Wuillay Plumbing Inc Contact Information
Phone Number: (626) 589-1471
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Address: 21231 E MESARICA ROAD, Covina, CA 91724
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Otay mesa; building permit for interior tenant improvement to an existing office use shell building. scope of work to include new partition walls for offices reflected ceiling electrical lighting mechanical and plumbing. zone: omdd-indust-subd ct: 100.14 overlays: airport influence area/airport environs brush zones with 300 ft. buffer esl: none geo haz cat 53 faa part 77 & aia
Valuation:
$189,950
Permit #:
599107
Status:
complete
Fee:
$4,569
Permit Type:
Add/alt tenant im...
Building Type:
N/A
Plans are to addition scope to thre original plan check. addition of low pressure gas system with new earth quake valve
Valuation:
N/A
Permit #:
13042-10001-24139
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
New potable water system for an existing commercial building. existing 1-1/2 water meter and new 2 inch prv
Valuation:
N/A
Permit #:
13042-10000-24139
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Plumbing to support tenant improvement ref bld2015-02981
Valuation:
$0
Permit #:
BLD2015-04245
Status:
Issued
Fee:
N/A
Permit Type:
Tenant Improvement
Building Type:
Medical Office
Roof drains
Valuation:
N/A
Permit #:
14042-10000-22728
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Otay mesa building permits for 2 new industrial concrete tilt-up buildings w/office space. omdd/ind/aeoz. ct#100.07
Valuation:
$5,799,326
Permit #:
361938
Status:
complete
Fee:
$539,820
Permit Type:
Industrial building
Building Type:
N/A
Otay mesa building permits for 2 new industrial concrete tilt-up buildings w/office space. omdd/ind/aeoz. ct#100.07
Valuation:
$6,454,716
Permit #:
361932
Status:
complete
Fee:
$539,820
Permit Type:
Industrial building
Building Type:
N/A
Otay mesa building permits for 2 new industrial concrete tilt-up buildings w/office space. omdd/ind/aeoz. ct#100.07
Valuation:
N/A
Permit #:
361937
Status:
complete
Fee:
$610
Permit Type:
Industrial building
Building Type:
N/A
Otay mesa building permits for 2 new industrial concrete tilt-up buildings w/office space. omdd/ind/aeoz. ct#100.07
Valuation:
N/A
Permit #:
361941
Status:
complete
Fee:
$659
Permit Type:
Industrial building
Building Type:
N/A
Otay mesa building permits for 2 new industrial concrete tilt-up buildings w/office space. omdd/ind/aeoz. ct#100.07
Valuation:
N/A
Permit #:
361940
Status:
complete
Fee:
$186
Permit Type:
Industrial building
Building Type:
N/A
Otay mesa building permits for 2 new industrial concrete tilt-up buildings w/office space. omdd/ind/aeoz. ct#100.07
Valuation:
N/A
Permit #:
451202
Status:
issued
Fee:
$486
Permit Type:
N/A
Building Type:
N/A
Plans are to add scope to thre original plan check. addition of low pr
Valuation:
N/A
Permit #:
13042-10001-24139
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
New potable water system for an existing commercial building. existing 1-1/2 water meter and new 2 inch prv
Valuation:
N/A
Permit #:
13042-10000-24139
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Otay mesa; building permit for interior tenant improvement to an existing office use shell building. scope of work to include new partition walls for offices reflected ceiling electrical lighting mechanical and plumbing. zone: omdd-indust-subd ct: 100.14 overlays: airport influence area/airport environs brush zones with 300 ft. buffer esl: none geo haz cat 53 faa part 77 & aia
Valuation:
N/A
Permit #:
599109
Status:
complete
Fee:
$590
Permit Type:
Add/alt tenant im...
Building Type:
N/A
Plumbing for warehouse office. sewer assessment fees paid to cucamonga water district reciept attached
Valuation:
N/A
Permit #:
B200102906
Status:
final
Fee:
$212
Permit Type:
plumbing
Building Type:
N/A
Epermit----adding one bar sink---02186 (project # 108631)
Valuation:
N/A
Permit #:
755329
Status:
complete
Fee:
$141
Permit Type:
N/A
Building Type:
N/A
Remove tub sink & toilet. install new sink toilet and shower
Valuation:
$118,753
Permit #:
0206973
Status:
final
Fee:
$168
Permit Type:
N/A
Building Type:
N/A
Otay mesa; building permit for interior tenant improvement to an existing office use shell building. scope of work to include new partition walls for offices reflected ceiling electrical lighting mechanical and plumbing. zone: omdd-indust-subd ct: 100.14 overlays: airport influence area/airport environs brush zones with 300 ft. buffer esl: none geo haz cat 53 faa part 77 & aia
Valuation:
N/A
Permit #:
599108
Status:
complete
Fee:
$349
Permit Type:
Add/alt tenant im...
Building Type:
N/A
Remove galvanized water line/install pvc/resize
Valuation:
$800
Permit #:
MIS2003-01543
Status:
Finaled
Fee:
$56
Permit Type:
N/A
Building Type:
N/A
Addition sink & water heater on exterir wall building 1
Valuation:
$0
Permit #:
BPL100013
Status:
EXPIRED
Fee:
$397
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Wuillay Plumbing Inc License info
Verified License
| License # | 527859 |
| Status | Active |
| State | California |
| Type | Plumbing |
| Business Type | Corporation |
- BuildZoom verified this license was active as of November 2025.
Verify this license's status for Wuillay Plumbing Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 781494 |
| Status | Inactive |
| State | California |
| Type | General Building, Building Moving, Demolition |
| 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 Wuillay Plumbing Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
47
Permits
- Building permit records show that Wuillay Plumbing Inc has worked on 47 permitted projects.
Wuillay Plumbing Inc Employees
FW
Frank Eugene Wuillay
Rmo / Ceo / Pres
KC
Kent Scott Mc Curdy
Rmo / Ceo / Pres
RN
Ruben Navarro
Rmo