Concentrating on the suburban Chicago industrial market, David represents major developers, institutions and corporations in the acquisition, leasing, construction and disposition of industrial real estate. He has completed industrial transactions with a value exceeding $2.5 billion, resulting in his recognition as a Colliers top producer on numerous occasions. With 30 years' experience, he enjoys sharing his knowledge by speaking at industry events and serving as a trusted source for the media, both web and print. David collaborates with Crain’s Chicago Business on a quarterly industrial market perspective and has been a regular guest on the publication’s “Chicago Business Today” webcast. He is a member of the SIOR faculty teaching Real Estate Ethics. At Colliers, he is a principal of the firm and serves on the Executive Committee. He previously served on the Colliers USA Board of Directors and Colliers USA Industrial Advisory Board. He served as fee advisor for Walton Street Capital on its $2.7-billion purchase of the 23 million-square-foot CalWest industrial portfolio from RREEF in spring 2007.