The Old Patent Office building is a Greek Revival structure, built (1836-66) by Robert Mills and became home to the National Collection of Fine Arts (NCFA) in 1968. In 1980, NCFA was renamed the ...

Developer Macklowe Properties converted a Financial District office building into a condominium. The 1.25 million-square-foot tower is the largest office-to-residential conversion in New York City.

A large, aging office building in Crystal City is getting some significant upgrades. JBG Smith announced last week that its 11-story building at 2011 Crystal Drive would be getting $40 million ...