SITTS & HILL ENGINEERS, INC.

TACOMA, WA, 98409

Unclaimed

Subcontracting experience

14 records from government sources. Past participation is not evidence of current teaming interest.

Role	Agency	Description	Vehicle	Obligated	Action date	Period
Subcontractor	Department of Defense	UTILITY INVESTIGATION 04 · Prime awardUSAspending	N6274221D0001USAspending	$96,578	Mar 18, 2024	— – —
Subcontractor	Department of Defense	TOPOGRAPHIC SURVEY AND RELATED SERVICES 05 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 541330 Parent award performance state: WA Parent award description: P-891 - SHIPYARD ELECTRICAL BACKBONE - PRELIMINARY DESIGN AUTHORIZATION View parent award on USAspending	N6274221D0001USAspending	$41,730	Mar 7, 2024	— – —
Subcontractor	Department of Defense	GEOTECHNICAL WORK 19 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 541330 Parent award performance state: WA Parent award description: P454 MULTI-MISSION DRYDOCK - INITIAL STUDIES View parent award on USAspending	N6274221D0001USAspending	$167,739	Jan 11, 2024	— – —
Subcontractor	Department of Defense	TOPOGRAPHIC AND UTILITIES SURVEY MAPPING 05 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 541330 Parent award performance state: WA Parent award description: BPA PRELIMINARY DESIGN FOR FY 26 MCON PROJECT P-472 PIER 2, NBK BANGOR, SILVERDALE, WA View parent award on USAspending	N4425520D0001USAspending	$379,141	Oct 30, 2023	— – —
Subcontractor	Department of Defense	TOPOGRAPHIC SURVEY 06 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 541330 Parent award performance state: WA Parent award description: PDA 0% - 15% DESIGN - CHAP 1 View parent award on USAspending	N6274221D0001USAspending	$88,021	Sep 20, 2023	— – —
Subcontractor	Department of Defense	TOPOGRAPHIC SURVEY 05 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 541330 Parent award performance state: WA Parent award description: P-891 - SHIPYARD ELECTRICAL BACKBONE - PRELIMINARY DESIGN AUTHORIZATION View parent award on USAspending	N6274221D0001USAspending	$141,362	Aug 2, 2023	— – —
Subcontractor	Department of Defense	UPGRADE SIX (6) FACILITIES HEATING SYSTEMS TO NATURAL GAS 1000100088068 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 541330 Parent award performance state: WA Parent award description: NAVFAC PACIFIC A-E CIVIL IDIQ View parent award on USAspending	N6274222D0005USAspending	$59,268	May 31, 2023	— – —
Subcontractor	Department of Defense	TOPOGRAPHIC SURVEY AND UTILITY LOCATION 04 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 541330 Parent award performance state: WA Parent award description: EO14042 (20115414) UPDATE P-859 SCOPING STUDY, PIER D BREMER View parent award on USAspending	N4425520D0001USAspending	$184,618	May 3, 2023	— – —
Subcontractor	Department of Defense	DESIGN DEVELOPMENT 19 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 541330 Parent award performance state: WA Parent award description: P454 MULTI-MISSION DRYDOCK - INITIAL STUDIES View parent award on USAspending	N6274221D0001USAspending	$174,720	Apr 18, 2023	— – —
Subcontractor	Department of Homeland Security	TOPOGRAPHIC SURVEY 23S29662LB10- Parent award context Parent award agency: Department of Homeland Security · U.S. Coast Guard Parent award NAICS: 541330 Parent award performance state: WA Parent award description: FFP AE TO FOR CONSTRUCTION BID DOCUMENTS FOR A NTCRA AND RECONSTRUCTION OF WATERFRONT FACILITIES FOR BASE SEATTLE SLIP 36 AT THE USCG BASE SEATTLE, WA. THESE SERVICES ARE REQUIRED TO ENSURE AND MAINTAIN A MISSION-READY STATE. View parent award on USAspending	70Z05018DAECOMT06USAspending	$40,840	Feb 23, 2023	— – —
Subcontractor	Department of Defense	TOPOGRAPHIC SURVEY 05 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 541330 Parent award performance state: WA Parent award description: P-891 - SHIPYARD ELECTRICAL BACKBONE - PRELIMINARY DESIGN AUTHORIZATION View parent award on USAspending	N6274221D0001USAspending	$63,824	Feb 9, 2023	— – —
Subcontractor	Department of Defense	STUDIES - EXISTING UTILITIES MAP AND MODEL, SITE/FIELD INVESTIGATIONS AND RECORDS CENTER RESEARCH, DOCUMENT CONTROL, BADGING AND BASE ACCESS, AND QUALITY CONTROL 013 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 541330 Parent award performance state: WA Parent award description: P454 MULTI-MISSION DRYDOCK - INITIAL STUDIES View parent award on USAspending	N6274221D0001USAspending	$70,048	Sep 28, 2022	— – —
Subcontractor	Department of Defense	TOPOGRAPHIC SURVEYS AND SAMPLING 61 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 541330 Parent award performance state: WA Parent award description: P454 MULTI-MISSION DRYDOCK - INITIAL STUDIES View parent award on USAspending	N6274221D0001USAspending	$69,820	Feb 18, 2022	— – —
Subcontractor	Department of Defense	ENGINEERING SERVICES 61 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 541330 Parent award performance state: WA Parent award description: P454 MULTI-MISSION DRYDOCK - INITIAL STUDIES View parent award on USAspending	N6274221D0001USAspending	$318,862	Feb 18, 2022	— – —

Contract vehicles are shown only when present in the source record. Linked award numbers and vehicles open the authoritative record on USAspending.gov.

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Identifiers

UEI: KJV4JGLKZT78
CAGE: 4D680

NAICS codes

541310Architectural Services(definition)
541330Engineering ServicesPrimary(definition)
541370Surveying and Mapping (except Geophysical) Services(definition)

Data sources

SAM.gov monthly extract
ID KJV4JGLKZT78 · fetched Oct 25, 2026 · source
USAspending.gov
ID recipient:KJV4JGLKZT78 · fetched Oct 26, 2026 · source

Last synced Oct 25, 2026 · profile updated Oct 25, 2026

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Government-sourced data comes from SAM.gov, SBA and USAspending.gov and is attributed to its source. Items marked company-reported were provided by the company and are verified by FedSub only where labeled. FedSub is a private company and is not affiliated with SBA, GSA/SAM.gov, or any government agency.