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Federal Contractor Profile

Duwamish Services LLC

Federal contracting record: $6.3M obligated across 10 awards from 3 agencies, FY 2017–2026.

$6.3M
Total Obligated
10
Award Records
3
Agencies Served
6
NAICS Codes
OverviewContractsAgenciesNAICS

Company Profile

UEI (Unique Entity Identifier)

Z6JFGB3CE1R7

CAGE Code

7TAU4

Parent Organization

Duwamish Services LLC

Address

7421 5TH AVE S, SEATTLE, WA, 981084113

First Federal Award

Jul 27, 2017

Most Recent Award

Nov 18, 2025

Federal Sales Analytics

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Hover any bar for YoY change + award count. Current fiscal year shown at reduced opacity (partial year).

Top Federal Agencies

  • Department of Defense

    8 awards · 62.4% of total

    $3.9M

  • Department of the Interior

    1 awards · 37.2% of total

    $2.4M

  • Department of Agriculture

    1 awards · 0.4% of total

    $27K

Top NAICS Activity

  • 237990

    OTHER HEAVY AND CIVIL ENGINEERING CONSTRUCTION

    5 awards

    $3.8M

  • 212319

    OTHER CRUSHED AND BROKEN STONE MINING AND QUARRYING

    1 awards

    $2.4M

  • 238990

    ALL OTHER SPECIALTY TRADE CONTRACTORS

    1 awards

    $82K

  • 532412

    CONSTRUCTION, MINING, AND FORESTRY MACHINERY AND EQUIPMENT RENTAL AND LEASING

    1 awards

    $56K

  • 532411

    COMMERCIAL AIR, RAIL, AND WATER TRANSPORTATION EQUIPMENT RENTAL AND LEASING

    1 awards

    $47K

  • 238910

    SITE PREPARATION CONTRACTORS

    1 awards

    $27K

Recent Federal Awards

DateAgencyNAICSDescriptionAmount
Sep 30, 2025Department of DefenseW071 ENDIST SEATTLE237990FY25 QUILLAYUTE MAINTENANCE DREDGING. SEATTLE DISTRICT REQUIRES MAINTENANCE HYDRAULIC DREDGING FROM THE QUILLAYUTE RIVER OUTER AND INNER CHANNEL.$365K
Sep 17, 2025Department of DefenseW071 ENDIST SEATTLE237990FY25 EVERETT HYDRAULIC DREDGING, EVERETT - WASHINGTON$1.9M
Sep 15, 2025Department of DefenseW071 ENDIST SEATTLE237990FY25 QUILLAYUTE MAINTENANCE DREDGING. SEATTLE DISTRICT REQUIRES MAINTENANCE HYDRAULIC DREDGING FROM THE QUILLAYUTE RIVER OUTER AND INNER CHANNEL.$80K
Jun 27, 2025Department of DefenseW071 ENDIST SEATTLE237990FY25 QUILLAYUTE MAINTENANCE DREDGING. SEATTLE DISTRICT REQUIRES MAINTENANCE HYDRAULIC DREDGING FROM THE QUILLAYUTE RIVER OUTER AND INNER CHANNEL.$1.1M
Mar 13, 2023Department of the InteriorFWS, OVER SAT G/S212319HI-MIDWAY ATOLL- 2023 RIP RAP$2.5M
Mar 31, 2020Department of DefenseUS ARMY ENGINEER DISTRICT WALLA WAL237990LOWER MONUMENTAL FISH LADDER GRATING REPLACEMENT$13K
Mar 26, 2020Department of DefenseUS ARMY ENGINEER DISTRICT WALLA WAL237990LOWER MONUMENTAL FISH LADDER GRATING REPLACEMENT$2K
Nov 26, 2019Department of DefenseW071 ENDIST SEATTLE238990FRIDAY HARBOR BREAKWATER REPAIR$8K
Sep 13, 2019Department of DefenseW071 ENDIST SEATTLE238990FRIDAY HARBOR BREAKWATER REPAIR$74K
Aug 30, 2019Department of DefenseUS ARMY ENGINEER DISTRICT WALLA WAL237990LOWER MONUMENTAL FISH LADDER GRATING REPLACEMENT$303K
Jun 7, 2019Department of DefenseW071 ENDIST PORTLAND237990BONNEVILLE WASHINGTON SHORE INSTALLATION OF LAMPREY ORIFICES$20K
Sep 27, 2018Department of DefenseW071 ENDIST PORTLAND237990BONNEVILLE WASHINGTON SHORE INSTALLATION OF LAMPREY ORIFICES$70K
Sep 11, 2018Department of DefenseUS ARMY ENGINEER DISTRICT WALLA WAL237990IGF::OT::IGF FUNDING LINE ITEM ONLY$209K
May 14, 2018Department of AgricultureCaribou-Targhee National Forest238910STODDARD PACK BRIDGE DEBRIS REMOVAL SALMON-CHALLIS NATIONAL FOREST LEMHI COUNTY, IDAHO$27K
Mar 20, 2018Department of DefenseW071 ENDIST SEATTLE532412IGF::OT::IGF EQUIPMENT RENTAL$2K
Aug 30, 2017Department of DefenseW071 ENDIST SEATTLE532412IGF::OT::IGF EQUIPMENT RENTAL$53K
Jul 27, 2017Department of DefenseNAVAL SPECIAL WARFARE COMMAND532411IGF::OT::IGF BAREBOAT CHARTER SERVICES (REVEILLE)$47K

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