AMENTUM HOLDINGS, INC.

Registrant on federal lobbying filings · filed 2025 to 2026

$0 Income reported

1 Clients represented

6 Filings counted

0 Former members lobbying

Income is the fees this registrant reported being paid to lobby. It also reported $580,000 of in-house lobbying expenses, which is what a registrant files when it lobbies for itself. Everything on this page is grouped by the registrant's LDA id (401105604), not by name.

Clients 1

AMENTUM HOLDINGS, INC. $580,000 6 filings

Reported by year 2 years

2026 $180,000 2 filings
2025 $400,000 4 filings

Issues lobbied 6

The count is how many filings named that issue area. A filing reports one lump figure covering every issue on it, so the money above cannot be split between them.

Agencies and chambers lobbied 5

HOUSE OF REPRESENTATIVES 6
SENATE 6
Natl Aeronautics & Space Administration (NASA) 5
Office of Management & Budget (OMB) 1
U.S. Customs & Border Protection 1

Recent filings 6 total

Q2

AMENTUM HOLDINGS, INC.

2nd Quarter (Apr 1 - June 30) 2026 · House · Senate · $90,000 expenses · posted Jul 20, 2026

View → Q1

AMENTUM HOLDINGS, INC.

1st Quarter (Jan 1 - Mar 31) 2026 · House · Senate · $90,000 expenses · posted Apr 20, 2026

View → Q4

AMENTUM HOLDINGS, INC.

4th Quarter (Oct 1 - Dec 31) 2025 · House · Senate · $100,000 expenses · posted Jan 20, 2026

View → Q3

AMENTUM HOLDINGS, INC.

3rd Quarter (July 1 - Sep 30) 2025 · House · Senate · $80,000 expenses · posted Oct 20, 2025

View → Q2

AMENTUM HOLDINGS, INC.

2nd Quarter (Apr 1 - June 30) 2025 · House · Senate · $100,000 expenses · posted Jul 21, 2025

View → Q1

AMENTUM HOLDINGS, INC.

1st Quarter (Jan 1 - Mar 31) 2025 · House · Senate · $120,000 expenses · posted Apr 21, 2025

View →

Source: federal Lobbying Disclosure Act filings, synced daily. Money is self-reported by the filer and often rounded. Lobbying is legal, disclosed activity.