Supply Chain Map
AMTMCIK 2011286

Amentum Holdings, Inc.

EDGAR filings
Customers
27
12 federal agencies, 15 prime contractors
Suppliers
155
0 disclosed, 154 federal subcontractors
Federal obligations
$7.6B
FY2026 · USAspending.gov
Latest period
Dec 31, 2015
10-K filed 2017-03-13
SuppliersCustomersStevens Aerospace And Defenssubcontract · $23.9MStevens Aerospace And Defense Systems LLC (subcontractor): $23.9M in FY2025 across 56 awardsFreestone Environmental Servsubcontract · $14.6MFreestone Environmental Services, INC. (subcontractor): $14.6M in FY2025 across 24 awardsPremier Technology, INC.subcontract · $10.9MPremier Technology, INC. (subcontractor): $10.9M in FY2025 across 5 awardsApollo Sheet Metal INCsubcontract · $10.7MApollo Sheet Metal INC (subcontractor): $10.7M in FY2025 across 2 awardsRTXsubcontract · $10.5MRTX (subcontractor): $10.5M in FY2025 across 65 awardsK2 International LLCsubcontract · $7.6MK2 International LLC (subcontractor): $7.6M in FY2025 across 1 awardsTerragraphics Environmental subcontract · $7.4MTerragraphics Environmental Engineering INC (subcontractor): $7.4M in FY2025 across 4 awardsR.F. Macdonald CO., LLCsubcontract · $6.6MR.F. Macdonald CO., LLC (subcontractor): $6.6M in FY2025 across 1 awards+146 more · $239.3M146 smaller links, listed in the table belowEnergyfederal · $2.6BDepartment of Energy (federal): $2.6B in FY2026 across 19 awardsDefensefederal · $2.4BDepartment of Defense (federal): $2.4B in FY2026 across 585 awardsNational Aeronautics and Spafederal · $1.1BNational Aeronautics and Space Administration (federal): $1.1B in FY2026 across 67 awardsHomeland Securityfederal · $1.0BDepartment of Homeland Security (federal): $1.0B in FY2026 across 29 awardsAcquisition Logistics LLCsubcontract · $207.3MAcquisition Logistics LLC (prime contractor): $207.3M in FY2025 across 1 awardsStatefederal · $186.5MDepartment of State (federal): $186.5M in FY2026 across 52 awardsGeneral Services Administratfederal · $87.7MGeneral Services Administration (federal): $87.7M in FY2026 across 939 awardsJusticefederal · $81.9MDepartment of Justice (federal): $81.9M in FY2026 across 263 awards+19 more · $167.9M19 smaller links, listed in the table belowAMTM
Band height is the estimated dollar value: the disclosed share × the discloser's revenue for that period (latest full year where available) or federal dollars obligated. Each side is scaled on its own; dashed outlines are named without a figure. Click a band to open its source.

Suppliers 1

Companies that disclose AMTM as a major customer, as a share of their own revenue. 0 active, 1 lapsed.

Federal contracts 12

Agencies that awarded contracts to this company, from USAspending.gov. Dollars are obligated amounts as reported, not estimates; $7.6B in the latest fiscal year shown per agency.

Federal subcontractors 154

Companies this contractor subcontracted work to on federal prime contracts. From USAspending.gov subaward reports; amounts are as reported by the prime contractor, latest report per subaward, $500K+ a year.

Federal subcontracts received 15

Prime contractors that subcontracted federal work to this company. From USAspending.gov subaward reports; amounts are as reported by the prime contractor, latest report per subaward, $500K+ a year.

Named as competitors

Companies this filer names as competitors.

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