Who We Are
We work for the U.S. Department of Energy Environmental Management Los Alamos Field Office to clean up legacy waste and protect water quality
Who We Are
Our scope includes the clean up of legacy waste and protecting water quality in and around Los Alamos National Laboratory (LANL), as well as shipping waste off-site for permanent disposal. Legacy waste is defined as waste that was generated before 1999.

Contractor for the U.S. Department of Energy
We manage the 10-year, $2.1 billion Los Alamos Legacy Cleanup Contract for the U.S. Department of Energy Environmental Management Los Alamos Field Office.

Our Leadership

Companies

DOE EM-LA Field Office
DOE EM-LA was established in 2014 by the DOE to specifically manage the cleanup of legacy contamination and waste resulting from nuclear weapons development and government-sponsored nuclear research at LANL.
Latest News
N3B donates $10,000 to local nonprofit, supports residents in need
August 16, 2021 - N3B Staff presented a check last week to LA Cares, a local non-profit that provides assistance to residents in need...
Apprenticeship program in environmental cleanup offering associate’s degree
June 24, 2021 - LOS ALAMOS, N.M. — An N3B apprenticeship program that trains students in the U.S. Department of Energy’s (DOE’s) Environmental Management...
N3B and EM-LA to hold virtual Environmental Management Cleanup Forum on June 24, 2021
June 17, 2021 - The Department of Energy’s Office of Environmental Management Los Alamos Field Office and its legacy waste contractor, N3B-Los Alamos, are...
