Jeffrey is the Special Representative to the CEO at Voyager Technologies. He also serves as Chairman of the Board for Nanoracks (since acquired by Voyager) and is its Co-Founder. He served as the Chief Executive Officer from 2009 until 2021 during which time he broke barriers for access to the space environment and oversaw the growth of numerous commercial International Space Station programs. Jeffrey also directed the development of the Bishop Airlock, the first and only commercial airlock on the ISS. As the only American to ever work officially for the Russian space program, he served as Managing Director of Energia USA, the American arm of RSC Energia, and co-developed the first fund dedicated to commercial space on Wall Street with Shearson Lehman. He has served as an advisor to numerous space companies and governments.