1900 K Street is a distinctive, 361,200 SF, Class “A” office building located in Washington, D.C. The 13-story building was designed by Cesar Pelli. Completed in 1996 and purchased by Nuveen Real Estate in late 2004, the building is currently managed by Hines Interest Limited Partnership and leased by Jones Lang LaSalle Americas, Inc. Notable features include an exterior curtain wall of stainless steel with ribbons of stone. Windows on all four sides maximize light and tenant views. A semicircular corner entrance leads to a striking, three-story lobby. Lobby finishes include rich fior di pesco marble floors with inlays of white carrara marble and finely detailed wall panels of anigre wood. Amenities include a well-equipped fitness center and a large roof terrace with spectacular views of the Washington skyline. Ideally situated in the central business district at the corner of K and 19th Streets, the building is accessible to public transportation and close to the World Bank, the IMF and the White House. The building has received an Energy Star designation every year since 2004. In early 2012, it was granted a LEED-EB:O&M Silver certification by the U.S. Green Building Council, and in early 2017 and 2022, it was granted a LEED-EB:O&M Gold certification by the U.S. Green Building Council.