Los Alamos National Security, LLC (LANS LLC) was a private limited liability company (LLC) formed by the University of California, Bechtel, BWX Technologies, and URS Energy and Construction (which was purchased by AECOM in 2014).[1] From its creation until November 1, 2018, it operated Los Alamos National Laboratory (LANL) for the Department of Energy and the National Nuclear Security Administration.