Updated: May 13, 2026
Location and Projects
Address
4806 88TH AVE SE, Mercer Island, WA, 98040
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Leong Plumbing Inc
Leong Plumbing Inc at 4806 88TH AVE SE, Mercer Island, WA 98040, held a Plumber license (#LEONGPI086O2) with the Tukwila contractors license board with an expiration date of 08-12-2022. We last verified the license was expired on 03-26-2026.
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 128,670 Washington 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.
Leong Plumbing Inc Services
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Leong Plumbing Inc Contact Information
Phone Number: (206) 992-4249
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Address: 4806 88TH AVE SE, Mercer Island, WA 98040
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This is a sample of this contractor's permits. Click here to access their complete permit history.
A single family residential alteration to existing structure none project involving (2 toilet 3 bathroom sink 2 shower tub or combo) 20 120522 bu
Valuation:
N/A
Permit #:
21 106918 BN
Status:
final
Fee:
$129
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
CSA2025-027
Status:
complete
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
SPR2025-078
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
PRE-LU-2025-0016
Status:
expired
Fee:
$283
Permit Type:
N/A
Building Type:
N/A
2 bathroom addition
Valuation:
$2,000
Permit #:
P20001631
Status:
complete
Fee:
$170
Permit Type:
N/A
Building Type:
N/A
Reroof permit - residential or commercial
2024-12-05
No Description Available
Valuation:
N/A
Permit #:
BLD-2024-3894
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Commercial
New entry addition converting existing carport to garage interior remodel per plan. includes clearing & grading - for inspection drains. does not include mechanical or electrical (17-119178 bf & 17-120305 bf) *add on plumbing **add on mechanical
Valuation:
N/A
Permit #:
17 114012 BR
Status:
final
Fee:
$3,081
Permit Type:
N/A
Building Type:
N/A
Type: plumbing single family - psf class: alteration to structure or system ivr (1-866-458-7354) permit pin #: 1741237 humphreys residence - new kitchen sink and faucet- no rough in addition new island sink (bsf16-06416)
Valuation:
N/A
Permit #:
PSF17-00610
Status:
Issued
Fee:
$45
Permit Type:
N/A
Building Type:
N/A
Interior non-structural alterations to existing single family residence to establish accessory dwelling unit for plans. does not include mechanical or electrical. *add plumbing
Valuation:
N/A
Permit #:
14 141709 BU
Status:
final
Fee:
$1,112
Permit Type:
N/A
Building Type:
N/A
Addition on kitchen and bay in family room. interior remodel on main floor. does not include clear and grade or mechanical (12 107734 bk) (12 108408 bk). does not include electrical (12-105650bf) (12 111231 bf) (12 113900 bf) (12 113910 bf). addition on plumbing* **add plumbing**
Valuation:
N/A
Permit #:
11 113492 BR
Status:
final
Fee:
$1,754
Permit Type:
N/A
Building Type:
N/A
Addition of main floor bedroom and bathroom. does not include clear and grade or electrical (14 124432 bf & 14-126897 bf). *add on clearing & grading inspections **add on plumbing ***add on mechanical
Valuation:
N/A
Permit #:
13 119281 BR
Status:
final
Fee:
$2,223
Permit Type:
N/A
Building Type:
N/A
Interior remodel convert existing covered patio to laundry room. does not include clear and grade. mep's are on separate permits. mechanical electrical and plumbing
Valuation:
N/A
Permit #:
16 148518 BR
Status:
final
Fee:
$4,884
Permit Type:
N/A
Building Type:
N/A
A single family condo unit alteration to existing structure project installing {2-shower tub or combo}
Valuation:
N/A
Permit #:
17 120963 BN
Status:
final
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
A single family residential alteration to existing structure none project involving (1 water heater electric => 60 gallons) 20 120522
Valuation:
N/A
Permit #:
21 107536 BN
Status:
final
Fee:
$49
Permit Type:
N/A
Building Type:
N/A
Remodel existing kitchen dining room hall bedrooms and bathrooms per drawings. re-frame and replace exterior doors and windows per drawings. includes mechanical electrical and plumbing
Valuation:
N/A
Permit #:
12 117776 BU
Status:
final
Fee:
$2,317
Permit Type:
N/A
Building Type:
N/A
Plumbing single family - psf, alteration to structure or system relocate sink, dishwasher and hot water tank
Valuation:
N/A
Permit #:
PSF13-05393
Status:
Finaled
Fee:
$62
Permit Type:
N/A
Building Type:
N/A
Rough in and finish plumbing for single family residence add/alt includes dishwasher kitchen sink hose bib and water service associated with bld02166 (supplemental permit) on 12/18/02 - for addt sink & disposal
Valuation:
N/A
Permit #:
PLM02099
Status:
final
Fee:
$75
Permit Type:
N/A
Building Type:
N/A
Project name: tub/shower a single family condo unit alteration to existing structure project installing {2-shower tub or combo}
Valuation:
N/A
Permit #:
17-120963 BN
Status:
Issued
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Demolish and replace walls to create master bathroom and master closet relocate walls and enlarge guest bathroom install new windows and headers **incl plumbing mechanical electrical (lights outlets switches breaker panel)**
Valuation:
N/A
Permit #:
00 256064 BU
Status:
final
Fee:
$1,512
Permit Type:
N/A
Building Type:
N/A
Move 8 non structural walls for interior remodel. ** addition on plumbing**. **add on electrical**. **add on mechanical**
Valuation:
N/A
Permit #:
07 127148 BT
Status:
final
Fee:
$1,537
Permit Type:
N/A
Building Type:
N/A
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Leong Plumbing Inc License info
Inactive License
| License # | LEONGPI086O2 |
| Status | Inactive |
| City | Tukwila |
| Type | Construction Contractor, Plumbing |
| Class | Corporation |
| Business Type | Corporation |
- According to the The City of Tukwila, WA, 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 Leong Plumbing Inc at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | LEONGPI798MB |
| Status | Inactive |
| City | Tukwila |
| Type | Plumbing Contractor, Journey Level |
| Class | Corporation |
| Business Type | Corporation |
- According to the The City of Tukwila, WA, 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 Leong Plumbing Inc at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | LEONGPI798MB |
| Status | Inactive |
| State | Washington |
| Type | Plumbing Contractor, Plumbing Contractor |
| Business Type | Corporation |
- According to the Washington State Department of Labor & Industries, 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 Leong Plumbing Inc at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | LEONGPI086O2 |
| Status | Inactive |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Corporation |
- According to the Washington State Department of Labor & Industries, 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 Leong Plumbing Inc at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
- How the BuildZoom Score works
- *No active license on file. If you are Leong Plumbing Inc, click “This is My Business” to update your information.
Insured
| Insurer | Hartford Casualty Ins Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | OLD REPUBLIC SURETY CO |
| Bond Value | $6,000 |
39
Permits
- Building permit records show that Leong Plumbing Inc has worked on 39 permitted projects.
Leong Plumbing Inc Employees
LM
Leong, Lorina M
LD
Leong, Stuart Dale
Member
LL
Lorene Leong
Vice President
SL
Stuart Leong
President