Chongqing China Rendering

Calthorpe Associates Joins HDR

We’re proud to announce that Calthorpe Associates has joined the HDR family. HDR and Calthorpe share some important values: a belief in the power of great design, and a strong interest in the global growth of cities.

Calthorpe Associates is internationally recognized for innovative leadership in regional planning, urban design and transit-oriented development. Since 1983, the company has assisted public and private sector clients in shaping livable communities. The firm is an international leader in smart growth and a founding partner in the Congress for the New Urbanism.

Together, we look forward to working with our clients to benefit the public with livable, sustainable, low-carbon solutions in many more global communities.

We Celebrate These Numbers
Published Book
Decades of Innovation
Areas of Focus

Reach Out to Our Urban Planning Leadership Team

Senior Vice President
Director, Urban Planning
Senior Vice President
Vice President