Interim Executive Director

An industry champion for the promotion of urban density and lower-carbon construction, a 2024 US Special Presidential Envoy on Climate and a 2023 ENR top 25 news maker, Don helped found the Carbon Leadership Forum, Building Transparency, the Lower-Carbon Concrete Task Force, and the MKA Foundation. He has been inducted into the UC Berkeley Academy of Distinguished Alumni. He is part of the American Concrete Institute (ACI) PRO Center of Excellence, the American Institute of Steel Construction (AISC) Sustainability Committee, and the Climate Smart Wood Group Executive Committee.

The past President of Magnusson Klemencic Associates (MKA), Don has driven diverse teams in the design of high-rise and mixed-use projects in more than 50 major metropolitan centers and 18 countries, including over 47 Performance-Based Seismic Design projects in areas of high seismicity. This included guiding the practice’s focus on lowering the carbon footprint of construction through optimization, life cycle analysis, and industry education and advocacy.