American Medical Response Inc. is one of the leading providers of health care transportation in the United States. The company offers the services of professional, including paramedics, emergency medical technicians (EMT), registered nurses (RNs) and other professionals. It also offers a fleet of approximately 4,100 vehicles that transport patients nationwide in critical, emergency and non-emergency situations. The company is a member of the Commission on Accreditation of Ambulance Service (CAAS), National Academy of Emergency Dispatch (NAED) and National Association of Emergency Medical Technicians. It provides services in 38 American states and the District of Columbia. American Medical Response Inc. is a subsidiary of Emergency Medical Services Corporation.