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1st Quarter - Report · 2026

Filing UUID
2c075dc3-8c8f-4d7d-bce1-f561287ff2dc
Type
Q1 — 1st Quarter - Report
Period
first_quarter
Year
2026
Posted
2026-04-20 14:29:13
Income (reported)
—
Expenses (reported)
$90,000
Expenses method
A
Filing document
Open on lda.senate.gov
Registrant (lobbying firm)

AMENTUM HOLDINGS, INC.

Engineering and technical services

Contact
JOHN A. GASTRIGHT, JR.
Phone
+1 703-462-7190
Address
zip:20003, city:Washington, state:DC, street:300 M Street, SE Suite 880
Client

AMENTUM HOLDINGS, INC.

State
DC
Country
US
Government-entity client
false
Effective date
2020-03-01
Issues lobbied + lobbyists (5)

AER — Aerospace

S.933, NASA Transition Authorization Act of 2025, Entirety H.R.7273, NASA Authorization Act of 2026, Entirety NASA Workforce related issues

Lobbyists:

Government entities lobbied: HOUSE OF REPRESENTATIVES; Natl Aeronautics & Space Administration (NASA); SENATE

BUD — Budget/Appropriations

National Defense Authorization for Fiscal Year 2027, Small modular reactors (Nuclear Energy); and Counter Unmanned Aerial Systems Department of Defense Appropriations Act, 2027, Small modular reactors (Nuclear Energy) Commerce, Justice, Science, and Related Agencies Appropriations Act, 2027, including issues related to infrastructure and NASA Deep Space Exploration Account; and Monitor Nuclear Energy for Lunar Surface S.933, NASA Transition Authorization Act of 2025, Lunar Nuclear Power related issues H.R.7273, NASA Authorization Act of 2026, Entirety Monitor the following: Public Law 119-75, Consolidated Appropriations Act, 2026, Division A - Department of Defense Appropriations Act, 2026, Space Launch issues, General defense contracting; National Security and Defense and cybersecurity Public Law 119-74, Commerce, Justice, Science; Energy and Water Development; and Interior and Environment Appropriations Act, 2026, Division B - Energy and Water Development and Related Agencies Appropriations Act, 2026, Environment management related issues

Lobbyists:

Government entities lobbied: HOUSE OF REPRESENTATIVES; Natl Aeronautics & Space Administration (NASA); SENATE

DEF — Defense

National Defense Authorization for Fiscal Year 2027, Small modular reactors (Nuclear Energy); and Counter Unmanned Aerial Systems Department of Defense Appropriations Act, 2027, Small modular reactors (Nuclear Energy) Intercontinental Ballistic Missile (ICBM) Golden Dome architecture Microelectronics Monitor Public Law 119-75, Consolidated Appropriations Act, 2026, Division A - Department of Defense Appropriations Act, 2026, Space Launch issues, General defense contracting; National Security and Defense and cybersecurity

Lobbyists:

Government entities lobbied: HOUSE OF REPRESENTATIVES; SENATE

ENV — Environment/Superfund

Army Corps of Engineers, Infrastructure related issues Monitor Public Law 119-74, Commerce, Justice, Science; Energy and Water Development; and Interior and Environment Appropriations Act, 2026, Division B - Energy and Water Development and Related Agencies Appropriations Act, 2026, Environmental management related issues

Lobbyists:

Government entities lobbied: HOUSE OF REPRESENTATIVES; SENATE

HOM — Homeland Security

Monitor the following: Counter Unmanned Aerial Systems U.S. Customs and Border Protection, Aviation maintenance issues Public Law 119-21, One Big Beautiful Bill Act, Border Security

Lobbyists:

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