State Policy Network: The Straw That Stirs the Conservative Movement
"As might be expected the Koch Brothers have their imprint writ large over the SPN: The September event was attended by "representatives from Koch Industries, the Charles Koch Institute, and Charles Koch Foundation, and other the Koch-funded groups such as David Koch's Americans for Prosperity, Generation Opportunity, and the Association for American Innovation, which is now called 'Freedom Partners' and is funded to an unknown extent by the fortunes of the billionaire Koch brothers, housed in the same building as other Koch front groups, staffed by Koch operatives, and stacked with a board full of Koch insiders"."