Aspen Institute, Cato Institute, Reason Foundation, Americans for Prosperity Foundation, WGBH, Massachusetts Institute of Technology, Smithsonian National Museum of Natural History, Metropolitan Museum of Art, American Ballet Theatre, Lincoln Center for the Performing Arts, Deerfield Academy, NewYork–Presbyterian Hospital, Memorial Sloan Kettering Cancer Center, American Museum of Natural History
Mayer, Jane (August 30, 2010). "Covert Operations: The billionaire brothers who are waging a war against Obama". The New Yorker.
Goldman, Andrew (July 25, 2010). "The Billionaire's Party: David Koch is New York's second-richest man, a celebrated patron of the arts, and the tea party's wallet". New York. สืบค้นเมื่อ August 26, 2010.
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