Development

Kellen — an association management company that employs about 250 people globally — has relocated its headquarters from Atlanta to Washington, D.C.  The company signed a new lease that expands its footprint at the National Press Building to 32,000 square…

I Heart Mac & Cheese — a growing fast-food chain with more than 40 locations across the U.S. — has signed a lease for a new headquarters within Boca Raton, Fla. The move away from the chain’s previous digs at…

The New School’s Greenwich Village townhouse, an elegant 19th-century brick building that has served as a residence for university presidents and a venue for school functions for the last four decades, is now on the market. The asking price is…

New York City’s Priciest The biggest closing in February was a full-floor apartment at Aman New York, a luxury condo at 730 Fifth Avenue in Midtown. It sold for $61.6 million, a discount from the $73.7 million list price. The…

St. Louis | $1.999 Million An 1896 Beaux-Arts mansion with eight bedrooms, seven full bathrooms and two half bathrooms, on a 0.4-acre lot This house was built for Lewis Dozier, a commercial baker whose business became part of Nabisco. Mr.…

For the last several years, the gallery owner Leo Koenig has been busy creating his own work of art: his West Village home. The sprawling duplex, at 259 West Fourth Street, which he shares with his partner, Jennifer Lyu, a…