The company that manages the Empire State Building, Helmsley-Spear, traces its corporate history back to 1866, although it has only been operating under its current name for approximately 45 years. The firm specializes in commercial office and residential management, leasing and sales brokerage. The firm is equipped to handle complete corporate leasing programs and has experience in supervising office buildings, shopping centers and industrial properties from complete buildings to multi-floor availabilities and individual offices. Helmsley-Spear manages more than $7 billion in New York City real estate including the Empire State Building, the International Children s Apparel Center and more than eight other commercial properties. The firm also manages more than five residential facilities including Yorkshire Towers, Lexington Towers, Envoy Towers, Embassy House and The Buchanan. Helmsley-Spear s managing services include purchasing, maintenance, leasing, tenant and employee relations and other day-to-day concerns.