The Department of Energy's National Nuclear Security Administration has obligated $7.7 billion to date under its management-and-operations contract with Mission Support & Test Services LLC for the Nevada National Security Site, a Honeywell International Inc. subsidiary running the deal under a $11.3 billion base-and-options ceiling.

Savannah River Nuclear Solutions LLC, a Fluor Corporation subsidiary, holds a $27,583,176,865 Department of Energy contract to manage and operate the Savannah River Site in Aiken, South Carolina, running through September 30, 2027.

Honeywell Federal Manufacturing & Technologies, LLC's contract to manage and operate the Kansas City National Security Campus has reached roughly $17,573,487,505 in total obligations, per USAspending.gov transaction records, following two July 28, 2026 funding modifications worth about $84.8 million combined.

Triad National Security, LLC's contract to manage and operate Los Alamos National Laboratory has reached $35,040,435,873.75 in total obligations, per USAspending.gov, following two June 29, 2026 funding modifications worth about $37.4 million combined.

National Technology & Engineering Solutions of Sandia, LLC's contract to manage and operate Sandia National Laboratories has reached $42,571,358,867.68 in total obligations, per USAspending.gov, following two June 2026 funding modifications worth about $201 million combined.

Fluor Marine Propulsion, LLC has recorded $14.78 billion in cumulative obligations under its Department of Energy contract to manage and operate the Naval Nuclear Laboratory and support the Naval Nuclear Propulsion Program, according to USAspending.gov data.

Link Technologies Inc. was awarded a $1,970,000 task order from the Department of Energy's National Nuclear Security Administration for support services tied to nuclear materials management and safeguards systems. The delivery order was issued under a GSA Multiple Award Schedule vehicle with a performance period running through March 2027.