There are airevac operations that are there when air transportation is needed wherever they may be in the United States. As they require a nurse , medical air evacuation outfits are a necessity. Not often there are individuals who need ventilator support .. and they are unable to go by the common airlines. There are citizens who have to be taken to a suitable facility or are visiting away from their own country, so they are flown by non emergency air ambulance companies. air ambulance service seattle washington are contacted by customers with the yellow pages.