EMSystems, LLC develops Web-based healthcare information management solutions in the United States. It offers EMResource, an inventory and resource management system; EMTrack, a patient and evacuee tracking system; EMCredential, a volunteer registry application that registers, verifies credentials, notifies, and manages volunteers in emergency situations; and EMRecord, an e-patient care record solution that allows users to collect and disseminate critical EMS patient information. The company’s solutions also support shelter, dialysis, and mental health status; alert/event notification; and standard and ad-hoc reporting applications. In addition, it provides implementation, training, and customer support services. The company’s solutions are used in hospitals, EMS providers, fire departments, law enforcement agencies, and health departments in the event of medical emergencies, mass casualty events, and public health incidents. EMSystems, LLC was formerly known as EMSystem.com LLC and changed its name to EMSystems, LLC in 2002. The company was founded in 1997 and is based in Milwaukee, Wisconsin.
Above: EMSystems Screenshot -- #1
EMSystems sold to Florida company (jsonline.com) 
EMSystems to buy Austin, Texas, firm (milwaukee.bizjournals.com)