The $537-million Convention Center Headquarters Hotel in Washington, D.C., is free to break ground this fall, following final financing approval by the D.C. City Council in July.

WASHINGTON, DC—The $537-million Convention Center Headquarters Hotel in Washington, D.C., is free to break ground this fall, following final financing approval by the D.C. City Council in July. When completed, the 1,167-room, 14-story, four-star hotel will be one of only three Marriott Marquis properties in the country.

Washington-based Quadrangle Development Corporation is the developer with minority partner Capstone Development of D.C. Hensel Phelps of Chantilly, Va., is the general contractor. A collaboration of Cooper Carry of Alexandria, Va., and Atlanta-based tvs designed the project.

The project will include an underground connection between the hotel and the neighboring convention center.

The Washington Convention Center Authority and the District Government will be paid for the use of the site at 9th Street and Massachusetts Avenue, NW, through a 99-year ground lease. Opening is anticipated in the first quarter of 2013.