Both HB and Kansas City Ballet (KCB) opened new state-of-the-art headquarters during the year.
Big players such as WWF may be able to build state-of-the-art headquarters, but most non-profits occupy older properties with less-than-ideal eco credentials.
Last year, Goldman's employees moved out of its offices into new state-of-the-art headquarters in Battery Park City, a little more than a mile away from its old home.
Condé Nast, whose 18 magazines are spread among six buildings, including 4 Times Square, declined to comment, but in a letter to employees on Tuesday morning, it said the move "would allow us to house all our brands in a single, state-of-the-art headquarters".
The Singer Company spent years acquiring the 75-foot-plot north of its 1890s Beaux-Arts headquarters on Broadway and Liberty Street, clearly planning an extension.
The Singer sewing machine company had taken up the southern end of the block since the 1890s, in an effusive, mansarded Beaux-Arts headquarters in red brick and stone, rich in the contemporary Parisian style, by the architect Ernest Flagg.
Tuesday in what the society calls its "new stacks," a cream-brick tower built in the 1930's behind the society's 1904 Beaux-Arts headquarters at 170 Central Park West.
The landmark Beaux-Arts headquarters of the New York Public Library, on Fifth Avenue in Midtown Manhattan, a sedate research institution, may soon be transformed with the addition of a gigantic branch library, where the main draws will be meeting places and areas for teenagers and children.
