National Museum of Nuclear Science & History
H. C. Young worked for the Tennessee Eastman Corporation at the Y-12 Plant.
John Marcy worked for the Kellex Corporation at the K-25 Plant.
James Forde joined the Manhattan Project in 1944 when he was hired by the Union Carbide and Carbon Company to work at the Nash Garage Building at Columbia University, where scientists worked on developing the gaseous diffusion process.