Quadrangle Development Corporation

 

Office
Residences
Hotel
Dist of Columbia
Grand Hyatt
JW Marriott
Marriott Marquis
Maryland
Quadrangle DC properties Mariott Marquis West Park 901 E St 1625 K St 1875 K St 2020 K St 2033 K St 1400 L St 2030 K St 1709 New York Avenue 2033 M St 1301 Pennsylvania Avenue 1919 Pennsylvania Avenue AIPAC Center for Public Adminstration and Services Farragut Building National Place National Press Building National Theatre Washington Center Ambassador House Sonata Madrigal Lofts Grand Hyatt JW Marriott Carnegie Endowment for International Peace