American Medical Response Ambulance Service, Inc.
American Medical Response (AMR). With thousands of vehicles in some 40 states, AMR is the largest contract provider of emergency and non-emergency ambulance services in the US. Non-emergency services include transportation for medically unstable patients and such non-medical transport services as transfers to and from health care facilities.American Medical Response company provides around 3 million transports annually for customers that also include hospitals and local government agencies. AMR is a subsidiary of Emergency Medical Services, which is owned by Onex, an investment firm with holdings in health care and other industries.