The New York Merchandise Mart is a building in Manhattan, New York City, located at 41 Madison Avenue at East 26th Street, also known as "1 Madison Square Plaza". The building is an unadorned 42-floor, 175.57 metres (576.0 ft), International style skyscraper with a facade of brown aluminum and darkened black glass, and was designed by Emery Roth & Sons. Completed in 1974, the skyscraper was built for the tableware, decorations and gift industries as a showcase and trade facility. It has 23 floors of showrooms featuring products from 85 manufacturers, and is managed by Rudin Management Company.