NYSE : AMTM

Amentum Holdings, Inc. — Company profile

Industrials · Specialty Business Services · United States

Last price 21.87 USD (Oct 30, 2026, 4:00 PM EDT) · Market cap 5.35B

Overview · Financial statements · Key statistics · Dividends · Company profile · Price history · Reports

Company profile

Amentum Holdings, Inc. engages in the provision of engineering and technology solutions in the United States and internationally. It operates through two segments, Digital Solutions and Global Engineering Solutions. The company offers digital and data-driven solutions, including intelligence analytics, space system development, cybersecurity, and IT to the federal government and commercial clients. It also provides large-scale environmental remediation, nuclear power solutions, platform engineering, sustainment, and supply chain management for the U.S. government and allied nations. The company was incorporated in 2023 and is headquartered in Chantilly, Virginia.

Details

NameAmentum Holdings, Inc.
SectorIndustrials
IndustrySpecialty Business Services
Employees50000
Founded2020
CeoJohn Heller
CountryUnited States
ExchangeNYSE
Fiscal YearNovember - October
Reporting CurrencyUSD
IsinUS0239391016
Cusip023939101
Cik2011286
Sic7389
Stock TypeCommon Stock

Key executives

NameTitle
John E. HellerChief Executive Officer and Director
Steven J. DemetriouExecutive Chair
Travis Barton JohnsonChief Financial Officer
Stephen A ArnetteChief Operating Officer
Sean MullenChief Growth Officer
Jill BruningChief Technology Officer
Luis GermanChief Information Officer
Joseph William DeNardiSenior Vice President and Head of Investor Relations
Karina VollmerChief Ethics and Compliance Officer
Michele St. MaryChief Legal Officer, General Counsel and Corporate Secretary

Contact

Address4800 Westfields Blvd, Suite #400, Chantilly, Virginia 20151, United States
Phone703 579 0410
Websitehttps://www.amentum.com