Updated: May 01, 2026
Location and Projects
Address
PO BOX 4044, Silverdale, WA, 98383
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Herdman Plumbing LLC
Herdman Plumbing LLC, Silverdale, Po Box 4044, Silverdale, WA (Employees: Herdman, Adam, Herdman, Adam Richard, and Herdman, Haylee) holds a Plumbing Contractor, Journey Level license and 3 other licenses according to the Tukwila license board.
Their BuildZoom score of 111 ranks in the top 4% of 128,670 Washington licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Herdman Plumbing LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Herdman Plumbing LLC Contact Information
Phone Number: (360) 830-0997
Address: PO BOX 4044, Silverdale, WA 98383
Herdman Plumbing LLC Silverdale
Quality
111
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Herdman Plumbing LLC has a BuildZoom score of 111, which places them above 96% of 128,670 contractors in Washington.
Activity
|
8 projects
|
2025 |
|
2 projects
|
2024 |
|
14 projects
|
2023 |
Our building permit records indicate that Herdman Plumbing LLC has worked on at least
24.0 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
|
23 projects
|
Plumbing projects |
Analyzing permits over the last 4 years shows that Herdman Plumbing LLC mostly works on
plumbing project
projects.
Pricing
|
1 project
|
< $5k |
|
4 projects
|
$5k-$20k |
The typical size of their permits is approximately $13,434. 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.
Suburban sip - tenant improvement to addition plumbing for 2 soda machines 1 ice maker & 4 sinks
Valuation:
N/A
Permit #:
25-01761
Status:
triage
Fee:
$737
Permit Type:
N/A
Building Type:
Commercial
Clear creek apartments - building c - 42 units - plumbing for apartmentspartments
Valuation:
$283,000
Permit #:
21-04412
Status:
plancheck
Fee:
$5,162
Permit Type:
N/A
Building Type:
Commercial
Building - plumbing multifamily/mixed use - alteration
2019-08-20
A (multifamily residential alteration) project installing (toilet; bathroom sink; sink; shower tub or combo; back flow preventer). additional info (). work site location () golden pines apartments addition & renovations
Valuation:
$278,015
Permit #:
P18002647
Status:
complete
Fee:
$1,761
Permit Type:
N/A
Building Type:
N/A
Rupp - replace water heater w natural gas water heater replace gas stove install gas line and hookups for future washer/dryer
Valuation:
$2,636
Permit #:
22-00884
Status:
issued
Fee:
$211
Permit Type:
N/A
Building Type:
Residential
Cedar park apartments community center. a (mixed use new) project installing (toilet; sink; drinking fountain; hot water heater; floor drain; piping - dwv; hose bib; back flow preventer; water supply piping). additional info (). work site location ()
Valuation:
$38,000
Permit #:
P19003295
Status:
complete
Fee:
$334
Permit Type:
N/A
Building Type:
N/A
Replacement and upgrade of plumbing fixtures in entire complex. this is 1 of 3 permits for the project this plumbing permit goes with permit bldca17-0272 for the community building
Valuation:
$327,500
Permit #:
PLMBC17-0264
Status:
final
Fee:
$104
Permit Type:
Remodel
Building Type:
N/A
Cedar park apartments community center. a (mixed use new) project installing (toilet; sink; drinking fountain; hot water heater; floor drain; piping - dwv; hose bib; back flow preventer; water supply piping). additional info (). work site location ()
Valuation:
N/A
Permit #:
P19003295
Status:
issued
Fee:
$394
Permit Type:
N/A
Building Type:
N/A
A (multifamily residential alteration) project installing (toilet; bathroom sink; sink; shower tub or combo; back flow preventer). additional info (). work site location () golden pines apartments addition & renovations
Valuation:
N/A
Permit #:
P18002647
Status:
final
Fee:
$1,761
Permit Type:
N/A
Building Type:
N/A
Commercial building permit -option to include mechanical and plumbing
2022-04-14
Magnolia salon - addition sinks and new rooms
Valuation:
$25,000
Permit #:
BB22 00231
Status:
issued
Fee:
$664
Permit Type:
N/A
Building Type:
Commercial
Fire sprinkler - above ground new system or major modification
2021-08-25
Spectrum homes llc - install fire 14 sprinkler heads for single family residence (20-02805)
Valuation:
N/A
Permit #:
21-04264
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replacement and upgrade of plumbing fixtures in entire complex. associated with permit bldca17-0330 the cottages
Valuation:
$189,927
Permit #:
PLMBC17-0266
Status:
final
Fee:
$1,847
Permit Type:
Remodel
Building Type:
N/A
Plumbing permit only for building b of clear creek apts. new construction
Valuation:
N/A
Permit #:
21-04771
Status:
pending submittals please upload required submittal documents. p
Fee:
$90
Permit Type:
N/A
Building Type:
Commercial
Building - plumbing multifamily/mixed use - alteration
2018-06-20
A (multifamily residential alteration) project installing (toilet; bathroom sink; sink; hot water heater). additional info (). work site location ()
Valuation:
$264,583
Permit #:
P18000105
Status:
complete
Fee:
$3,975
Permit Type:
N/A
Building Type:
N/A
Building - plumbing multifamily/mixed use - alteration
2018-06-20
A (multifamily residential alteration) project installing (toilet; bathroom sink; sink; hot water heater). additional info (). work site location ()
Valuation:
$264,583
Permit #:
P18000105
Status:
complete
Fee:
$3,975
Permit Type:
N/A
Building Type:
N/A
Building - plumbing multifamily/mixed use - new
2018-06-11
Sunset court apartments building 4. 21 bathtubs; 2 hose bibs; 2 showers; 23 washers; 23 dishwashers; 23 floor drains; 23 laundry trays; 50 sinks; 27 toilets; 23 water heaters; 1 backflow; 1 water service
Valuation:
$165,000
Permit #:
P17004171
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building - plumbing multifamily/mixed use - new
2018-06-11
Sunset court apartments building 3. 15 bathtubs; 2 hose bibs; 2 showers; 17 washers; 17 dishwashers; 17 floor drains; 17 laundry trays; 38 sinks; 21 toilets; 17 water heaters; 1 backflow; 1 water service
Valuation:
$165,000
Permit #:
P17004170
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Residential fire sprinkler nfpa-13d
Valuation:
$12,800
Permit #:
BLD27096
Status:
expired
Fee:
$460
Permit Type:
N/A
Building Type:
Residential
Commercial building permit -option to include mechanical and plumbing
2021-12-03
Crazy for confectionary llc - occupancy - addition 3 sinks
Valuation:
$4,800
Permit #:
BB21 01017
Status:
final
Fee:
$290
Permit Type:
N/A
Building Type:
Commercial
New construction building f clear creek apts. plumbing permit only
Valuation:
N/A
Permit #:
21-04781
Status:
pending submittals please upload required submittal documents. p
Fee:
$90
Permit Type:
N/A
Building Type:
Commercial
A (multifamily residential alteration) project installing (toilet; bathroom sink; sink; shower, tub or combo). additional info (). work site location () cedar river terrace apartments
Valuation:
N/A
Permit #:
P17005944
Status:
issued
Fee:
$2,629
Permit Type:
N/A
Building Type:
N/A
Herdman Plumbing LLC Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Herdman Plumbing LLC License info
Verified License
| License # | HERDMPL793MG |
| Status | Active |
| City | Tukwila |
| Type | Plumbing Contractor, Journey Level |
| Class | Limited Liability Company |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Herdman Plumbing LLC at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | HERDMPL793MG |
| Status | Active |
| State | Washington |
| Type | Plumbing Contractor, Plumbing Contractor |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Herdman Plumbing LLC 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 # | HERDMPL940DA |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Herdman Plumbing LLC 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 # | HERDMAR970K3 |
| Status | Active |
| State | Washington |
| Type | Plumber, Plumber |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Herdman Plumbing LLC at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
111
BuildZoom Score
Insured
| Insurer | American Fire & Casualty Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | American States Insurance Co |
| Bond Value | $12,000 |
147
Permits
- Building permit records show that Herdman Plumbing LLC has worked on 147 permitted projects.
Herdman Plumbing LLC Employees
HA
Herdman, Adam
HR
Herdman, Adam Richard
Partner/Member
HH
Herdman, Haylee