Regional Initiative with National Reach Working to Achieve Energy Security Chicago, May 23, 2012 — United Airlines (NYSE: UAL), Boeing (NYSE: BA), Honeywell’s UOP, the Chicago Department of Aviation and the Clean Energy Trust today announced the formation of the Midwest Aviation Sustainable Biofuels Initiative (MASBI), designed to advance aviation biofuel development in a 12-state region holding significant promise for biomass feedstock, technology development, job creation and sustainable commercialization. MASBI will deliver a comprehensive evaluation of the region’s biofuel potential and a plan to support regional and national needs in a responsible manner. MASBI’s Advisory Council will include national leaders in advanced biofuels, such as the U.S. Department of Agriculture, U.S. Department of the Navy, other Federal agencies, non-governmental organizations and academic institutions.