Sunday, November 8, 2026
TGOs

The business of defense

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Company

Consolidated Nuclear Security, LLC

Consolidated Nuclear Security manages the Y-12 National Security Complex and, from 2014, also the Pantex Plant for the Department of Energy. ↗

HeadquartersOak Ridge, Tennessee ↗
Founded2012 ↗
OwnershipJoint venture of Bechtel, Leidos, Northrop Grumman and SOC ↗
Websitewww.y12.doe.gov ↗

Products

  • Y-12 National Security Complex makes and supports components for the U.S. nuclear weapons deterrent and fuels the nation's naval reactors. ↗
  • Y-12 is part of the Department of Energy's Nuclear Security Enterprise and has operated since 1943. ↗

Customers

  • The Department of Energy awarded Consolidated Nuclear Security a ten-year contract worth approximately $2 billion a year to manage Y-12 and Pantex. ↗