 Each year, they assist thousands of individuals and families who range in age from 3 to 103, represent dozens of races, ethnicities and countries of origin and "live, work, go to school or access services" on the East Side from 14th Street to 143rd Street and on Roosevelt Island.Their clients include indigent families and the working poor who live in the East Side's housing projects and tenements or who travel to the Upper East Side to work in low-wage jobs such as cashiers, housekeepers, nannies and laborers; 10,000 seniors; and hundreds of mentally ill homeless and formerly homeless adults.They have five locations between 54th and 102nd Streets, offer programs at dozens of East Side locations; their headquarters is located on East 70th Street.