National Museum of Nuclear Science & History
S. H. Barrett worked for the Tennessee Eastman Corporation at the Y-12 Plant.
John von Neumann was a Hungarian-American mathematician, physicist, and polymath. A child prodigy, by the age of eight he was familiar with calculus and knew Ancient Greek.
Fred H. Greene was an engineer who worked on the K-25 Plant in Oak Ridge, TN, for Union Carbide and Carbon.
Part of the Special Engineer Detachment (SED), Donald C. Harms was first sent to Oak Ridge, Tennessee, to work on the Manhattan Project.