Updated: Jun 09, 2026
Location and Projects
Address
2423 W SANSON, Spokane, WA, 99205
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United Plumbing, Inc
United Plumbing, Inc, 2423 W Sanson, Spokane, WA (Owned by: Molina, Jose L) holds a Construction Contractor, Plumbing license and 16 other licenses according to the Tukwila license board.
Their BuildZoom score of 114 ranks in the top 2% of 128,670 Washington licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring United Plumbing, Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
United Plumbing, Inc Services
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United Plumbing, Inc Contact Information
Phone Number: (360) 794-5557
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Address: 2423 W SANSON, Spokane, WA 99205
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United Plumbing, Inc Spokane
Quality
114
98th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
United Plumbing, Inc has a BuildZoom score of 114, which places them above 98% of 128,670 contractors in Washington.
Activity
|
37 projects
|
2025 |
|
33 projects
|
2024 |
|
27 projects
|
2023 |
Our building permit records indicate that United Plumbing, Inc has worked on at least
97.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
16 projects
|
New Constructions |
|
3 projects
|
Commercial Renovations |
|
3 projects
|
Home Additions |
|
89 projects
|
Plumbing projects |
Analyzing permits over the last 4 years shows that United Plumbing, Inc mostly works on
plumbing project
and new construction
projects.
Pricing
|
3 projects
|
< $5k |
|
1 project
|
$5k-$20k |
|
1 project
|
$100k-$250k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $5,825. This graph shows the distribution of these job values.
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
This is a sample of this contractor's permits. Click here to access their complete permit history.
A single family residential new structure none project involving (5 toilet 6 bathroom sink 2 dishwasher 1 clothes washer 4 shower tub or combo 2 kitchen sink 1 laundry sink 1 water heater electric => 60 gallons 2 hosebib 2 back flow preventer - 1 1/2 1 water service - 1 1/2 1 ice maker) 24 129859 bs
Valuation:
N/A
Permit #:
25 107409 BN
Status:
issued
Fee:
$647
Permit Type:
N/A
Building Type:
N/A
Causey wright construct blanket permit tenant improvements to causey wright law on the third floor of existing commercial building per plan
Valuation:
$143,756
Permit #:
7081171-BK
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
Commercial
New construction plumbing - (3) bathtubs + (1) clothes washer + (1) dishwasher + (1) electric water heater + (1) garbage disposal + (2) hose bibs + (5) shower valves + (9) bathroom sinks + (1) kitchen sink + (1) utility sink + (5) toilets + (1) water service - 2021 upc
Valuation:
$8,000
Permit #:
PLUM-2025-04467
Status:
issued
Fee:
$2,034
Permit Type:
N/A
Building Type:
N/A
Smith level 11 construct blanket permit tenant improvements to future tenant on the 11th floor of existing commercial building per plan
Valuation:
$325,000
Permit #:
7050762-BK
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
Commercial
Demolish existing single family residence and replace with new 4 598 sf single family residence. includes mechanical electrical and plumbing
Valuation:
N/A
Permit #:
25 104761 BS
Status:
issued
Fee:
$25,266
Permit Type:
N/A
Building Type:
N/A
Demolish old house and garage. building new single family residence. includes plumbing electrical and electrical
Valuation:
N/A
Permit #:
24 122891 BS
Status:
issued
Fee:
$85,977
Permit Type:
N/A
Building Type:
N/A
Smith level 10 mr tenant improvement construct blanket permit tenant improvements to market ready on the 10th floor of existing commercial building per plan
Valuation:
$190,000
Permit #:
7053107-BK
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
Commercial
Building new single family home. to include work in row for haul route materials drop-off utilities connection/replacement and driveway work. includes plumbing electrical and mechanical
Valuation:
N/A
Permit #:
24 118529 BS
Status:
issued
Fee:
$24,035
Permit Type:
N/A
Building Type:
N/A
Demolish existing single family residence and replace with new single family residence. includes plumbing mechanical and electrical
Valuation:
N/A
Permit #:
25 106031 BS
Status:
issued
Fee:
$25,995
Permit Type:
N/A
Building Type:
N/A
A single family residential new structure none project involving (4 toilet 6 bathroom sink 1 dishwasher 1 clothes washer 1 floor drain 4 shower tub or combo 1 kitchen sink 1 water heater electric => 60 gallons 3 hosebib 1 pressure reducing valve 1 ice maker) 21 132575 bs
Valuation:
N/A
Permit #:
22 103279 BN
Status:
final
Fee:
$380
Permit Type:
N/A
Building Type:
N/A
A single family residential remodel residence project involving (living room bedroom kitchen basement bathroom family room)
Valuation:
N/A
Permit #:
25 109030 BT
Status:
final
Fee:
$2,848
Permit Type:
N/A
Building Type:
N/A
Construct new two-story 3, 727 sf single-family residence with 451 sf attached garage. includes clearing & grading storm connection mechanical electrical and plumbing. no work in the row authorized by this permit
Valuation:
N/A
Permit #:
22 105650 BS
Status:
final
Fee:
$24,762
Permit Type:
N/A
Building Type:
N/A
Type: fire system class: sprinkler - new, , snyder lot 3(bsf23-04216)(sub21-00176); this project will have backflow prevention assembly.; this is a new system; nfpa 13d; number of total heads 39
Valuation:
N/A
Permit #:
FIR24-04179
Status:
final
Fee:
$1,124
Permit Type:
N/A
Building Type:
N/A
Type: fire system class: sprinkler - new snyder lot 2(bsf23-04217)(sub21-00176); this project will have backflow prevention assembly.; this is a new system; nfpa 13d; number of total heads 39
Valuation:
N/A
Permit #:
FIR24-04178
Status:
final
Fee:
$1,124
Permit Type:
N/A
Building Type:
N/A
Type: fire system class: sprinkler - new, , 13d fire sprinkler system a (single family residential new) project installing (this project will not have backflow prevention assembly.; this is a new system; nfpa 13d; number of total heads). additional info (). work site location ()
Valuation:
N/A
Permit #:
FIR21-05661
Status:
final
Fee:
$819
Permit Type:
N/A
Building Type:
N/A
Type: fire system class: sprinkler - new, , install new 13d flow through fire sprinkler system. a (single family residential new) project installing (this project will have backflow prevention assembly.; this is a new system; nfpa 13d; number of standpipes; number of fire pumps; number of total heads). additional info (). work site location ()
Valuation:
N/A
Permit #:
FIR19-04318
Status:
final
Fee:
$772
Permit Type:
N/A
Building Type:
N/A
Type: fire system class: sprinkler - new, , install new 13d flow through fire sprinkler system. a (single family residential new) project installing (this project will have backflow prevention assembly.; this is a new system; nfpa 13d; number of standpipes; number of fire pumps; number of total heads). additional info (). work site location ()
Valuation:
N/A
Permit #:
FIR19-04317
Status:
final
Fee:
$772
Permit Type:
N/A
Building Type:
N/A
Sopa #57624 - dukes landing - lot 1 - plumbing for new single family residence including (1) kitchen sink (1) dishwasher (1) garbage disposal (1) clothes washer (6) bathroom sink (4) toilet (5) bathtubs (1) laundry tray & utility sink (2) hose bibs (1) water service. total of (23) fixtures
Valuation:
$472,330
Permit #:
PLUM-2019-01777
Status:
final
Fee:
$849
Permit Type:
N/A
Building Type:
N/A
Kitchen bathroom laundry while property is still in probate only maintenance with the intention to maintain integrity of property is allowed remodeling is not to occur during this time
Valuation:
N/A
Permit #:
B2211436PLMB
Status:
final
Fee:
$113
Permit Type:
Remodel
Building Type:
N/A
Construct new two-story 3, 722 sf single-family residence with attached 615 sf garage on vacant lot. includes clear and grade row and storm connections. includes plumbing mechanical and electrical
Valuation:
N/A
Permit #:
22 105692 BS
Status:
issued
Fee:
$24,767
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
United Plumbing, Inc License info
License Not Verified
| License # | UPICOC*831C3 |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, Plumbing |
| Class | Corporation |
| Business Type | Corporation, Limited Liability Company |
- When BuildZoom last verified this license, it had an expiration date of February, 2023. Check the current license status of United Plumbing, Inc with the The City of Tukwila, WA
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | UNITEP*763PB |
| Status | Active |
| City | Tukwila |
| Type | Plumbing Contractor, Residential |
| Class | Corporation |
| Business Type | Corporation, Limited Liability Company |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for United Plumbing, Inc at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | UNITEP*791RN |
| Status | Active |
| City | Tukwila |
| Type | Plumbing Contractor, Journey Level |
| Class | Corporation |
| Business Type | Corporation, Limited Liability Company |
- When BuildZoom last verified this license, it had an expiration date of January, 2026. Check the current license status of United Plumbing, Inc with the The City of Tukwila, WA
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CONTRUL781NH |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, General |
| Class | Limited Liability Company |
| Business Type | Corporation, Limited Liability Company |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for United Plumbing, Inc at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | UNITEP*791RN |
| Status | Active |
| State | Washington |
| Type | Plumbing Contractor, Plumbing Contractor |
| Business Type | Corporation, Limited Liability Company |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for United Plumbing, Inc at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | UNITEP*763PB |
| Status | Active |
| State | Washington |
| Type | Plumbing Contractor, Plumbing Contractor |
| Business Type | Corporation, Limited Liability Company |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for United Plumbing, Inc at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | UNITEP*148RF |
| Status | Active |
| City | Sammamish |
| Type | Contractor |
| Business Type | Corporation, Limited Liability Company |
- When BuildZoom last verified this license, it had an expiration date of January, 2022. Check the current license status of United Plumbing, Inc with the The City of Sammamish, WA
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | UPMFLL 946D8 |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Plumbing |
| Business Type | Corporation, Limited Liability Company |
- When BuildZoom last verified this license, it had an expiration date of March, 2014. Check the current license status of United Plumbing, Inc with the Washington State Department of Labor & Industries
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | UNITEP792RF |
| Status | Inactive |
| City | Marysville |
| Type | Contractor |
| Business Type | Corporation, Limited Liability Company |
- According to the The City of Marysville, Washington, 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 United Plumbing, Inc at the The City of Marysville, Washington.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | UNITEP*148RF |
| Status | Inactive |
| City | Tukwila |
| Type | Construction Contractor, Plumbing |
| Class | Corporation |
| Business Type | Corporation, Limited Liability Company |
- 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 United 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 # | UNITEP*792RF |
| Status | Inactive |
| City | Tukwila |
| Type | Plumbing Contractor, Journey Level |
| Class | Corporation |
| Business Type | Corporation, Limited Liability Company |
- 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 United 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 # | UNITEP*148RF |
| Status | Inactive |
| City | Marysville |
| Type | Contractor |
| Business Type | Corporation, Limited Liability Company |
- According to the The City of Marysville, Washington, 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 United Plumbing, Inc at the The City of Marysville, Washington.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CONTRUL781NH |
| Status | Inactive |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Corporation, Limited Liability Company |
- 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 United 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 # | UNITEP*792RF |
| Status | Inactive |
| State | Washington |
| Type | Plumbing Contractor, Plumbing Contractor |
| Business Type | Corporation, Limited Liability Company |
- 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 United 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 # | UPICOC*831C3 |
| Status | Inactive |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Corporation, Limited Liability Company |
- 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 United 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 # | UNITEPI158CJ |
| Status | Inactive |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Corporation, Limited Liability Company |
- 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 United 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 # | UNITEM*901B6 |
| Status | Inactive |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Corporation, Limited Liability Company |
- 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 United Plumbing, Inc at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
114
BuildZoom Score
Insured
| Insurer | American Fire & Casualty Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Developers Surety & Indem Co |
| Bond Value | $12,000 |
2.9K
Permits
- Building permit records show that United Plumbing, Inc has worked on 2912 permitted projects.
United Plumbing, Inc Employees
AT
Austin, Timothy
Agent
BN
Benjamin Nicholson
Member
CA
Chertenko, Dennis Allen
Owner
CS
Clifford Sherman
President
DP
Daphne Pulliam
Secretary
DC
Dennis Chertenko
Partner/Member
JM
Jose Molina
Owner
KS
Kristina Sherman
Vice President
ML
Molina, Jose L
Owner
NB
Nicholson, Benjamin
Owner
SR
Sherman, Clifford R
Owner
SR
Sherman, Clifford Reid
Owner
SI
Sieh, Inc
Governing Persons
SJ
Sieh, William J
Partner/Member
WP
William Pulliam
President
WS
William Sieh
Member