INTERWEST CONSTRUCTION INC
Washington State public works contractor profile detailing awarded contract volumes, total project counts, top project awards, and county geographic distribution (2015–2025).
Ongoing Data Ingestion: Contractor metrics for 2023, 2024, and 2025 are actively being updated as new state filings are processed.
Total Awarded Spend
$669.33M
Total Projects
418
INTERWEST CONSTRUCTION INC Award Trends (2015–2025)
Dual line chart: Total Spend ($) solid blue line vs Total Projects dashed slate line
Total Spend ($)
Total Projects
Swipe horizontally to explore trends
* Note: Data for 2023–2025 is actively being updated as new state affidavit & intent filings are processed.
WA L&I Public Records
County Geographic Footprint
Snohomish County
$216.04M
King County
$190.44M
Clallam County
$68.76M
Skagit County
$57.12M
Whatcom County
$38.01M
Yakima County
$33.10M
Jefferson County
$30.48M
Kitsap County
$16.50M
Walla Walla County
$6.77M
Island County
$4.68M
San Juan County
$4.14M
Kittitas County
$2.72M
Pierce County
$514.0K
Mason County
$76.0K
Benton County
$23.4K
Major Awarded Public Projects
Major public works projects ranked by total contract dollar value ($)
#1
LYNNWOOD L200 - NORTHGATE
$27.47M
Awarding Agency: SOUND TRANSIT (King County)
Date: 2019-01-08
#2
Downtown Bellevue to Spring District
$18.55M
Awarding Agency: SOUND TRANSIT (King County)
Date: 2017-03-30
#3
SR 9, SR 204 Intersection Improvements - 009801
$17.59M
Awarding Agency: TRANSPORTATION, WASH STATE DEPT OF (Snohomish County)
Date: 2022-05-26
#4
Taxiway B & North Ramp Taxilane Reconstruction
$16.98M
Awarding Agency: SNOHOMISH COUNTY (Snohomish County)
Date: 2017-06-28
#5
Grand Avenue Park Bridge
$14.99M
Awarding Agency: EVERETT, CITY OF (Snohomish County)
Date: 2017-07-11
#6
Millwright Loop Roads Phase 2 Infrastructure & Roadways
$13.19M
Awarding Agency: EVERETT, PORT OF (Snohomish County)
Date: 2023-06-14
#7
124th Avenue NE Roadway Improvements
$12.85M
Awarding Agency: BELLEVUE, CITY OF (King County)
Date: 2019-06-17
#8
NE Spring Boulevard Multi-Modal Corridor: Zone 2
$12.50M
Awarding Agency: BELLEVUE, CITY OF (King County)
Date: 2019-09-03
#9
Sewer System Replacement & Capacity Improvements M - Phase 1
$11.40M
Awarding Agency: EVERETT, CITY OF (Snohomish County)
Date: 2015-02-11
#10
164th Street SW Transmission Main Connection
$10.84M
Awarding Agency: ALDERWOOD WATER & SEWER DISTRICT (Snohomish County)
Date: 2021-10-25