![Modern glass building on city street](https://www.quadrangledevelopment.com/wp-content/uploads/2022/09/image01_FreedomPlaza.jpg)
Proudly developing and owning trophy
properties in the Washington region
for over 50 years
![Modern glass building on city street](https://www.quadrangledevelopment.com/wp-content/uploads/2022/09/image01_FreedomPlaza.jpg)
![Time lapse of people walking through a busy ornate terminal](https://www.quadrangledevelopment.com/wp-content/uploads/2023/03/02_whatwedo.jpg)
![Building against blue background](https://www.quadrangledevelopment.com/wp-content/uploads/2022/09/image02_background_blue.jpg)
Featured Properties
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
![Two women have a glass of wine together with light overlay](https://www.quadrangledevelopment.com/wp-content/uploads/2022/10/04_ourculture_background.jpg)