John Frederick Campbell was born on July 1, 1943 in La Jolla, California. Campbell has four children: Brandi, Kimberly, Johnna, and Keawe'.

Campbell was an engineer and mining superintendent for Reynolds Electric and Engineering Company (REECo) and as a government employee at the Nevada Test Site (NTS) for a combined 27 years. He was involved in the planning and construction of many tunnels that were used for atomic testing.

Larry Neese was born on August 26, 1929, in Ulysses, Kansas. Larry married Donna on March 6, 1966, and they had six children: Sandra, Clifford, Weston, Terry, Donnie, and Kerr.

Neese was a contractor for the Nevada Test Site and Reynolds Electrical & Engineering Company (REECo).

Neese passed away on May 8, 2015. Source https://www.findagrave.com/memorial/146310549/lawrence-ray-neese