Mark Sirangelo leads Sierra Nevada Space Systems, a producer of satellites, space transportation vehicles, propulsion systems and space sub‐systems. He also is the Chairman of the SNC Space Systems Board. He was formerly the Chairman & CEO of SpaceDev, Inc., prior to its merging with SNC. Mr. Sirangelo’s industry board memberships include being Chairman Emeritus of the Commercial Spaceflight Federation and the founding Chairman of eSpace, The Center for Space Entrepreneurship. His charity boards include being a board member of the National Center for Missing & Exploited Children and a founding board member and current Treasurer of the International Centre for Children. Corporate and personal awards include the NASA/Space Foundation’s Technology Hall of Fame, Defense Industry’s Fast Track 50, Deloitte’s Fast Track 500, Ernst &Young’s Entrepreneur of the Year and Inc. Magazine’s top 200 companies. Mr. Sirangelo holds Doctorate, MBA and Bachelor of Science degrees, has been scientifically published, has served as an officer in the US Military and is a licensed pilot.