American Enterprise Institute / Manhattan Institute / Cato Institute / Competitive Enterprise Institute / American Petroleum Institute / Heartland Institute / /
Organization
Union of Concerned Scientists / Chrysler Foundation / Cato Institute / David H. Koch Charitable Foundation / Competitive Enterprise Institute / Bridge Project / Donors Capital Fund / Heartland Institute / American Enterprise Institute / Charles Koch’s Claude R. Lambe Charitable Foundation / Heritage Foundation / Energy Research/American Energy Alliance / General Motors Foundation / Foundation Center / Manhattan Institute / Charles G. Koch Charitable Foundation / American Petroleum Institute / /
Person
David H. Koch / Claude R. Lambe / Charles G. Koch / /