Dan Geraci, CEO

Dan Geraci is the President of FreeFall Aerospace, whose groundbreaking technology has revolutionized the cost, functionality, and flexibility of cislunar and terrestrial communications landscapes. Before this role, Dan served as the President of Voyager Space Services. With decades of experience in international asset and wealth management, he has successfully led startups, acted as a turnaround specialist for mature businesses, and managed multi-billion-dollar P&Ls for global financial institutions. He serves on the Board of The Foundation for the Future, focusing on space economy workforce development and policy. For the past 17 years, Dan has been Chairman of the Board of The Planetary Society, the world’s largest space interest non-profit founded by the late astronomer Carl Sagan, JPL head Bruce Murray, and its current CEO Bill Nye.

Doug Stetson, Co-founder & Chief Strategy Officer

Significant Contributions: Angel Funding, Space Systems Background, Business Development

Doug is the CEO of FreeFall Aerospace, an early-stage company developing innovative antenna technology for satellite communications. Before founding FreeFall, Doug spent nearly 30 years at the NASA Jet Propulsion Laboratory as a systems engineer, program manager, and senior executive. After leaving JPL in 2008, Doug established a consulting practice and was the project manager for the LightSail-1 mission that successfully deployed and tested a solar sail in Earth orbit. Doug holds a B.S. in Physics and an M.S. in Aeronautics and Astronautics from Stanford University. He is a multiple recipient of the NASA Exceptional Achievement Medal and the JPL Award for Excellence in Leadership.

Dr. Chris Walker, Co-founder, Chief Scientist, and VP for R&D

Significant Contribution: Inventor of FreeFall’s antenna technology

 Chris has over 30 years of experience in industry and academia developing state-of-the-art antenna systems. In addition to his role at FreeFall, Chris is a professor of Astronomy at the University of Arizona with joint appointments in Electrical Engineering and Mechanical/ Aerospace Engineering. Dr. Walker has led numerous observing campaigns in Antarctica and is the Principal Investigator of the GUSTO mission, a NASA Small Explorer mission set for balloon launch in late 2021. He was also PI of the successful NASA Stratospheric THz Observatory, among other projects, and is the recipient of the UA “2018 Inventor of the Year” award. Chris was a Millikan Fellow at Caltech and holds a Ph.D. from the University of Arizona. 

Rick KettnerVP of Product Development

Rick will help further develop FreeFall’s antenna technology, including the Data Sail, Inflatable, and Orbital Mesh Relay. Rick has spent the past 32 years in the Aerospace and Defense industry with organizations including Northrop Grumman, Orbital, and General Dynamics. He has held leadership positions in engineering, operations, and administration. Mr. Kettner has extensive experience in all system and component development phases, including taking concepts beyond prototypes and maturing them into high-quality, delivered product lines. Having designed and developed several systems for aerospace applications, he possesses thorough knowledge of all engineering disciplines (systems, electrical, mechanical). Rick has supported multiple areas/products in Aerospace, including launch vehicles, satellite platforms, and ground systems.

Dr. Juan Carlos Lopez-Tonazzi, Chief Engineer

Juan Carlos has over 30 years of experience in applied physics, materials science, and related fields, with a career spanning R&D, academics, and manufacturing. His expertise encompasses electromagnetics, sensors, optics, spectroscopy, and engineering development and manufacturing of complex mechanical systems. He has invented or perfected numerous non-invasive sensing and monitoring techniques and is the author or co-author of over 50 patents and patent applications. Juan Carlos holds an M.S. and Ph.D. in Physics from the University of Buenos Aires and is fluent in Spanish, French, and English.

Julie Bonner, Director of Communications

Julie Bonner, Director of Communications for FreeFall Aerospace, connects partners to their intelligent antenna systems for space and ground. She’s developed campaigns for international corporations like Clear Channel Outdoor to Tucson-based start-ups and non-profits. Julie was awarded the Tucson AdFed Next Generation Award for significantly impacting the advertising industry through leadership, career achievements, and personal qualities, inspiring others to excel. She’s the Chair of the Women in the Workforce Committee for the Arizona Technology Council and a graduate of Greater Tucson Leadership. Julie holds a Bachelor of Science in Graphic Design from Drexel University and an MBA.