The CAFE Foundation is a U.S. non-profit aviation development and flight test organization based in Windsor, California. CAFE was an acronym for "Competition in Aircraft Flight Efficiency" and became later "Comparative Aircraft Flight Efficiency." The organization promotes experimental aviation activities which promote the development of highly efficient aircraft. It is sponsored by many organizations including Boeing Phantom Works, NASA, EAA, AOPA, Glasair Aviation, among others; and funding is also obtained through an FAA grant.Sponsors listing from cafefoundation.org
