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Proudly developing and owning trophy
properties in the Washington region
for over 50 years

Upper penthouse floors of residential building at dusk
Floors of 1850 Towers Crescent
Marriott Marquis
Modern glass building on city street
One Freedom Plaza 1301 Pennsylvania Avenue, NW
Time lapse of people walking through a busy ornate terminal
Washington Center 1001 G Street, NW
Building against blue background

Featured Properties

  • Modern Lydian apartment building with circular facade
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    Lydian Apartments

  • Decorative fountain at entrance of upscale apartment building
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    1850 Towers Crescent Office

  • Beige brick apartment building at night
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    Marriott Marquis Hotel

Over the past five decades, Quadrangle has built, acquired, or begun development of over 63 buildings totaling more than 20 million square feet and $12 billion at current-dollar cost.

Featured Properties

  • “We work for a company whose owners truly care about their employees and have the ability to provide a stable work environment where we all feel like extended family working together for the success of the company.”

    Fern Winfield, Accounts Payable Supervisor
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