About our EMS Network: American Ambulance Service, Inc, is a subsidiary of the Hartford HealthCare EMS Network, a comprehensive, multidisciplinary EMS system which includes licensed EMS agencies, hospital - based paramedic response resources, air-medical response resources, education and research, and hospital-based coordinators and medical directors. American Ambulance provides a full range of emergent and non-emergent medical transportation services by highly trained professionals to ensure safe, quick, and compassionate patient care.