United States Enrichment Corporation

Operates the Paducah Gaseous Diffusion Plant to produce low enriched uranium fuel for commercial nuclear power plants.

Implements the Megatons to Megawatts program today and will implement the Russian LEU transitional supply contract after 2013.

American Centrifuge

Group of subsidiaries set up to develop USEC’s centrifuge technology, build commercial AC100 centrifuge machines, and construct and operate the American Centrifuge Plant

USEC Government Services

Government Services performs contract work for the U.S. Department of Energy and other contractors at the Paducah Gaseous Diffusion Plant site