Virtually all non emergency air ambulance businesses are privately – held commercial enterprises. There are outpatients who are unable to be brought by the usual commercial airplane charters . This is due to the fact that these are men or women which necessitate a breathing machine, so they hire private air ambulance fleets. Case patients occasionally will lookup air ambulance specialists with a social worker. As these patients are categorized to be confronting a severe situation yet they are in a non life or death situation , jet ambulance businesses are a must. There sometimes are case patients that require a heart monitor or a medical staff when they travel. There are air evacuation companies that are available to the public anywhere in the United States.