Fred C. Koch
Fred C. Koch is the founder of the firm that became Koch Industries.  Koch was a founder and charter member of the far right-wing John Birch Society. He had four sons, Frederick R. Koch, b. 1932, Charles G. Koch b. 1935, David H. Koch b. 1940, and David’s twin, William I. Koch, also born in 1940. 
The Koch Brothers are the conservative billionaire co-owners of Koch Industries. As two of the richest people in the world, they are key funders of the right-wing infrastructure, including the American Legislative Exchange Council (ALEC) and the State Policy Network (SPN). In SourceWatch, key articles on the Kochs include: Koch Brothers, Koch Industries, Americans for Prosperity, American Encore, and Freedom Partners.