Amentum Holdings Inc's Business Segments

Amentum Holdings, Inc., a Delaware corporation formed on September 27, 2024, resulted from a merger between the legacy Amentum business and a spin-off of Jacobs Solutions Inc.'s Critical Mission Solutions and parts of its Divergent Solutions businesses. The company provides advanced engineering and technology solutions globally, serving U.S. and allied government agencies, as well as international and commercial customers. Amentum operates through two segments: Digital Solutions and Global Engineering Solutions, supporting programs in energy and environmental sectors, intelligence, space, defense, civilian, and commercial markets. Its workforce of approximately 50,000 employees serves clients including the U.S. Department of Energy, Intelligence Community, Department of War, NASA, Department of Homeland Security, and allied agencies such as the U.K. Ministry of Defence, U.K. Nuclear Decommissioning Authority, and Australian Department of Defence. Amentum offers services in energy transformation, environmental challenges, cybersecurity, digital modernization, research and development, and space superiority, including nuclear technology design, threat analytics, advanced systems engineering, and science and technology development. As of October 3, 2025, the company had a backlog of $47.1 billion and maintains a diversified contract portfolio with a presence in over 70 countries. Amentum's heritage dates to early 20th-century firms, with involvement in projects such as the Hoover Dam, U.S. chemical weapons demilitarization, NASA programs, and nuclear power station development.

The company operates and reports financial results through two segments: Digital Solutions (DS) and Global Engineering Solutions (GES). The Digital Solutions segment delivers digital and data-driven services such as intelligence analytics, space system development, cybersecurity, and next-generation IT to federal government and commercial clients. The Global Engineering Solutions segment offers environmental remediation, nuclear power solutions, platform engineering, sustainment, and supply chain management services worldwide for the U.S. government and allied nations. This segment structure reflects the company's operational management and the Chief Executive Officer's approach to resource allocation and performance evaluation.