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Amentum (Corporate)
Nuclear security services protecting strategic deterrent infrastructures
Latest event found: 14 Oct 2026 · 6 days ago
Vitality Radar
Pillar Analysis
Strategic Assessment
Strategic Vector
Amentum is pursuing sustained expansion in nuclear, defense, space, energy infrastructure, and advanced engineering, with particularly strong momentum in large government and international programs. Its recent activity indicates portfolio growth and geographic expansion rather than retrenchment.
Efficiency Ratio
The company is converting a very large engineering and operational workforce into substantial contract wins and recurring program roles, although the capital and organizational complexity of its scale likely constrain efficiency relative to smaller specialists.
Evidence Signals
Amentum won a key role on the US Space Force Test and Training Complex's technology and engineering contract.
Amentum opened its Global Nuclear headquarters in Oak Ridge, Tennessee, strengthening its nuclear-energy operating base.
An Amentum joint venture was selected as preferred supplier for Sellafield's Projects and Asset Care Execution framework, valued at up to $2.78 billion.
Amentum won the Center Maintenance, Operations, and Engineering II contract at NASA Langley Research Center, valued at $974 million.
Amentum and Rolls-Royce SMR partnered to support construction of the first small modular reactors in the United Kingdom and Czech Republic.
An Amentum joint venture was selected for the Australian nuclear submarine shipyard program.
Amentum was selected to advance United Kingdom hypersonic strike capabilities.
Amentum expanded its UK nuclear energy specialist-services portfolio with major contracts valued at $730 million.
An Amentum-led joint venture was selected for a $112 million cleanup program covering four European nuclear research sites.
Background · older than 12 months
Amentum's predecessor transaction with Jacobs closed, creating the public Amentum business; Jacobs shareholders held 51 percent immediately after closing, while Amentum JV held 37 percent.