Jeff Gunning

Part of Arcadis NV, CallisonRTKL, Inc. is a architecture, planning, and design practice based in Washington. The American company focuses on advancing positive outcomes in communities through a human-centric design approach that addresses resiliency, well-being, and technology in the built environment. Kim Heartwell has been the CEO of the company since 1984.

RTKL Associates, Inc. provided architectural, engineering and planning services. It offered planning, urban design, interior architecture, historic preservation, structural, mechanical, electrical engineering, environmental graphic design, information technology planning and landscape architecture services. The company was founded by Archibald Coleman Rogers and Francis T. Taliaferro in 1946 and headquartered in Baltimore, MD.