 The Hilltop Microfinance Initiative is the nation's largest student-run micro-finance organization, aiming to empower underserved communities in DC, Maryland, and Virginia through small business loans and financial coaching.Another student-run group, the Georgetown Emergency Response Medical Service, "GERMS", is an all-volunteer ambulance service founded in 1982 that serves campus and the surrounding communities.Georgetown's Army Reserve Officer Training Corps (ROTC) unit, the Hoya Battalion, is the oldest military unit native to the District of Columbia, and was awarded the top ranking among ROTC programs in 2012.