Pondering Life Atop Wall Street One Wall Street, the largest office-to-condo conversion to date in New York City, carries all the hallmarks of the city’s new luxury buildings — a top-to-bottom redo by a name developer (Harry Macklowe), a private residents club, a 75-foot pool with sweeping views. But it’s not a building reserved for the super-rich, at least not by local standards. A large number of studios and one- and two-bedrooms, particularly in the darker, lower half of the building, are selling in the low millions.