O'Donnell started in the medical field as a runner for a medical clinic in the early 1980s. She then took EMT classes and began working for the ambulance service in White Pine County.

Page joined the volunteer fire department in Yerington, Nevada in 1965 and received advanced first aid training.

Park joined the Smith Valley Fire Department in 1966. Park became an EMT in 1972.

Perkins joined the Alamo Fire Department before receiving EMT training. In 1973 he began working for the Clark County Fire Department and received paramedic training. He retired from the Alamo Volunteer Fire Department in 1998 and the Clark County Fire Department in 2003.

Peters has practiced medicine at the Battle Mountain General Hospital since 1991. He has trained military and paramilitary groups in pre-hospital care. He currently oversees the paramedic program in Battle Mountain.

Rasco joined the volunteer fire department in Lovelock, Nevada in 1976 and was enlisted into the ambulance service. Later that year he started EMT classes. In 1994 he became chief of the department.

Resnick worked for Mercy Ambulance in Las Vegas, Nevada before moving to Mesquite, Nevada in 2000.