Department of Homeland Security (DHS): NAICS 541690 — Other Scientific and Technical Consulting Services

0open solicitations
$37.1Mobligated in FY2026
22contracts ending within 18 months

Open solicitations

Nothing is open in this category right now.

How DHS NAICS 541690 spends

FY2021$131.7M
FY2022$174.4M
FY2023$53.6M
FY2024$25.8M
FY2025$14.6M
FY2026$37.1M
FY2027*$4,450

Contract obligations by federal fiscal year (October–September), from USASpending.gov award data. IDIQ ceilings are excluded. * The current year is partial, and USASpending lags 4–8 weeks.

DHS NAICS 541690 contracts expiring in the next 18 months

22 contracts worth $173.8M.

IncumbentBuyerWhatValueEndsEst. solicitationRecord
WSP USA ENVIRONMENT & INFRASTRUCTURE INC.FEMA541690 Other Scientific and Technical Consulting Services$4.8M22 November 2026Now / imminentDetails
THE CNA CORPORATIONOffice of Procurement Operations541690 Other Scientific and Technical Consulting Services$3.9M22 November 2026Now / imminentDetails
CDM FEDERAL PROGRAMS CORPORATIONFEMA541690 Other Scientific and Technical Consulting Services$3.5M30 November 2026Now / imminentDetails
GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC.TSA541690 Other Scientific and Technical Consulting Services$13.5M (2 orders)23 December 2026Now / imminentDetails
WSP USA ENVIRONMENT & INFRASTRUCTURE INC.FEMA541690 Other Scientific and Technical Consulting Services$4.9M31 December 2026Now / imminentDetails
WATER ONE INDUSTRIES, INC.Coast Guard541690 Other Scientific and Technical Consulting Services$49K31 December 2026Now / imminentDetails
WSP USA ENVIRONMENT & INFRASTRUCTURE INC.FEMA541690 Other Scientific and Technical Consulting Services$13.1M23 January 2027Now / imminentDetails
EAGLE HARBOR, LLCCoast Guard541690 Other Scientific and Technical Consulting Services$1.1M10 February 2027Now / imminentDetails
WSP USA ENVIRONMENT & INFRASTRUCTURE INC.FEMA541690 Other Scientific and Technical Consulting Services$17.1M (2 orders)28 February 2027Now / imminentDetails
IDENTIFICATION TECHNOLOGY PARTNERS INCTSA541690 Other Scientific and Technical Consulting Services$1.1M (2 orders)28 February 2027Now / imminentDetails
THE CNA CORPORATIONOffice of Procurement Operations541690 Other Scientific and Technical Consulting Services$3.8M29 March 2027Now / imminentDetails
WSP USA ENVIRONMENT & INFRASTRUCTURE INC.FEMA541690 Other Scientific and Technical Consulting Services$6.8M (2 orders)31 March 2027Now / imminentDetails
MANAGEMENT MARINE SERVICE INCCoast Guard541690 Other Scientific and Technical Consulting Services$556K31 March 2027Now / imminentDetails
CDM FEDERAL PROGRAMS CORPORATIONFEMA541690 Other Scientific and Technical Consulting Services$1.5M19 July 2027~Q1 2027Details
NATIONAL INSTITUTE OF BUILDING SCIENCESFEMA541690 Other Scientific and Technical Consulting Services$379K31 July 2027~Q1 2027Details

Contracts and task orders from USASpending.gov (FPDS) whose period of performance ends within 18 months, valued at $25K or more, excluding IDIQ ceilings and government-owned, contractor-operated facility contracts. Co-terminous orders from the same vendor, agency, NAICS and PSC ending in the same month are grouped. The solicitation date is an estimate (about six months before the contract ends): FedSift does not know whether a follow-on has been posted, so check SAM.gov.

NAICS 541690 across every agency → · Everything DHS has open →

FedSift turns SAM.gov and USASpending data into federal BD intelligence — smart matches, recompete radar, cited AI solicitation analysis and compliance matrices.

Source data: SAM.gov (solicitations) and USASpending.gov (awards), refreshed nightly. FedSift is not affiliated with the U.S. Government.

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