N3B is a government contractor responsible for the environmental cleanup of legacy nuclear waste and contamination at Los Alamos National Laboratory in northern New Mexico. The company was established in 2018 to manage this work under a 10-year contract valued at $2.1 billion.
The work involves technical domains including environmental remediation, groundwater monitoring, soil remediation, and stormwater control. These operations are situated within the Los Alamos National Laboratory site in northern New Mexico.
Since its founding, N3B has contributed over $2.9 million to more than 90 non-profit and community organizations in the region. The company's culture emphasizes community engagement, with employees expressing pride in being part of the northern New Mexico community.





