Empire State Realty Trust Inc NYSE ESRT a leading real estate investment trust REIT owns manages operates acquires and repositions office and retail properties in Manhattan and the greater New York metropolitan area including the Empire State Building the Worlds Most Famous Building Headquartered in New York New York the Companys office and retail portfolio covers 101 million rentable square feet as of September 30 2020 consisting of 94 million rentable square feet in 14 office properties including nine in Manhattan three in Fairfield County Connecticut and two in Westchester County New York and approximately 700000 rentable square feet in the retail portfolio Long the leader in energy efficiency retrofits and Indoor Environmental Quality Empire State Realty Trust is the first commercial real estate portfolio in the US to achieve the WELL HealthSafety Rating