Updated: May 07, 2026
Location and Projects
Address
17815 147TH AVE SE, Renton, WA, 98058
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Domco Construction Plumber
Domco Construction LLC, 17815-147 Th Ave SE, Renton, WA (Owned by: Domoszlay, Nicholas Ralph) holds a Construction Contractor, General license and 1 other license according to the Tukwila license board.
Their BuildZoom score of 101 ranks in the top 12% of 128,670 Washington licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Domco Construction LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Domco Construction LLC Services
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Domco Construction LLC Contact Information
Phone Number: (425) 417-1504
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Address: 17815 147TH AVE SE, Renton, WA 98058
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Domco Construction LLC Renton
Quality
101
88th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Domco Construction LLC has a BuildZoom score of 101, which places them above 88% of 128,670 contractors in Washington.
Activity
|
10 projects
|
2025 |
Our building permit records indicate that Domco Construction LLC has worked on at least
10.0 projects over the past year.
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
|
9 projects
|
Plumbing projects |
|
7 projects
|
Sewer laterals |
Analyzing permits over the last 4 years shows that Domco Construction LLC mostly works on
plumbing project
and sewer lateral
projects.
Pricing
|
2 projects
|
< $5k |
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.
Building Permits by Domco Construction LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Connect to dry sewer line. cctv side sewer and stub for review by city before use. signed dual side sewer agreement. abandon septic system. call in work 24 hours in advance 425-430-7203
Valuation:
N/A
Permit #:
SS25003353
Status:
complete
Fee:
$4,957
Permit Type:
N/A
Building Type:
N/A
Connect to dry sewer line. cctv side sewer and stub for review by city before use. sign dual side sewer agreement. abandon septic system. call in work 24 hours in advance 425-430-7203
Valuation:
N/A
Permit #:
SS25003571
Status:
issued
Fee:
$4,957
Permit Type:
N/A
Building Type:
N/A
Install side sewer from house to stub with surface clean out at property line. abandon septic
Valuation:
N/A
Permit #:
SS25003668
Status:
issued
Fee:
$13,517
Permit Type:
N/A
Building Type:
N/A
Install side sewer from house to stub. surface cleanout at property line. abandon septic
Valuation:
N/A
Permit #:
SS25003578
Status:
complete
Fee:
$13,847
Permit Type:
N/A
Building Type:
N/A
Install side sewer from house to stub. abandon septic
Valuation:
N/A
Permit #:
SS25004228
Status:
complete
Fee:
$4,957
Permit Type:
N/A
Building Type:
N/A
Repair waterline & install new rpba
Valuation:
N/A
Permit #:
2509-074
Status:
final
Fee:
$209
Permit Type:
N/A
Building Type:
N/A
Work in row for waterline replacement
Valuation:
N/A
Permit #:
2509-075
Status:
final
Fee:
$334
Permit Type:
N/A
Building Type:
N/A
Expose water main for water service connection
Valuation:
N/A
Permit #:
2512-241
Status:
plancheck
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Install side sewer from house to shared stub. owner signed dual side sewer agreement and covenant to annex. sewer stub must be video inspected. if damaged the stub may need to be lined or replaced. abandon septic
Valuation:
$0
Permit #:
SS25006639
Status:
filed
Fee:
$4,957
Permit Type:
N/A
Building Type:
N/A
Install side sewer from house to stub with approved grinder pump. abandon septic
Valuation:
N/A
Permit #:
SS25005697
Status:
issued
Fee:
$4,736
Permit Type:
N/A
Building Type:
N/A
(1) water service 2021 upc - install a new 1.5 water service line from the meter to the house. backfill trench and complete restoration in area excavated
Valuation:
$3,000
Permit #:
PLUM-2025-08202
Status:
issued
Fee:
$190
Permit Type:
N/A
Building Type:
N/A
Extend sewer stub from shared stub in right of way to property line. restoration per city of renton standards. approved traffic control plan required. call in inspections at 425-430-4203
Valuation:
N/A
Permit #:
SS25005236
Status:
issued
Fee:
$394
Permit Type:
N/A
Building Type:
N/A
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Domco Construction LLC Reviews
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Verified License
BuildZoom confirmed this contractor's license
Domco Construction LLC License info
Verified License
| License # | DOMCOCL763RS |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, General |
| 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 Domco Construction 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 # | DOMCOCL763RS |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Domco Construction LLC at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
101
BuildZoom Score
Insured
| Insurer | Cm Vantage Specialty Insurance |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Lexon Ins Co |
| Bond Value | $30,000 |
10
Permits
- Building permit records show that Domco Construction LLC has worked on 10 permitted projects.
Domco Construction LLC Employees
DR
Domoszlay, Nicholas Ralph
Owner
ND
Nicholas Domoszlay
Partner/Member
SC
Shane Nels Couty
Partner/Member