Related Parties

12 Months Ended

Oct. 03, 2025

Related Party Transactions [Abstract]

Related Parties

Related Parties

Related Party Receivables

The Company has related party receivables due from our equity method investments, discussed further in Note 16 — Joint Ventures.

Consulting and Management Fees

We previously had a Master Consulting and Advisory Services agreement (“Consulting Agreement”) with American Securities LLC and Lindsay Goldberg LLC where, pursuant to the terms of the agreement, they made personnel available to us for the purpose of providing certain management and advisory services. We incurred $4 million of consulting fees in conjunction with the Consulting Agreement for the each of the years ended September 27, 2024 and September 29, 2023. There was no such expense during the year ended October 3, 2025.

Capital Contribution

In fiscal year 2024, immediately prior to the Transaction, Amentum Equityholder contributed $235 million in cash to the Company.