Greg Maffei is the founder and CEO of BANN Ventures, a firm dedicated to identifying, backing, and scaling companies across the sports, media, and entertainment industries. Drawing on nearly four decades of experience leading and investing in world-class businesses, Greg brings financial acumen, sector expertise, and hands-on operational leadership. The firm invests in compelling opportunities and is building a portfolio of premiere assets. Greg is also Co-Founder and Chairman of the Horse Racing League (HRL), a team-based league reimagining thoroughbred racing for modern fans and gamblers through a new race day experience, digital-first storytelling, and celebrity- and brand-led stables competing for major purses and a championship title.
Greg previously served as President and CEO of Liberty Media (and its affiliated companies) from 2005 to 2024 where he transformed the company. Under his leadership, Liberty Media executed critical acquisitions and investments in iconic businesses including Formula 1, Live Nation Entertainment, SiriusXM, Charter Communications, the Atlanta Braves, and DirecTV and well-timed exits. During his tenure Liberty Media's value compounded 17% annually, significantly outpacing the S&P 500, 11% annual growth over the same period.
Greg currently serves as the Chairman of SiriusXM and MediaKind and a director of Zillow. His prior chairman roles include Live Nation Entertainment, the Atlanta Braves, Expedia, Starz, Pandora Media, and TripAdvisor and board roles include Electronic Arts, Starbucks, Citrix, Barnes & Noble, Charter Communications, and DIRECTV.
Prior to Liberty Media, Greg served as CFO of Microsoft, Chairman and CEO of 360networks, and Co-President and CFO of Oracle.
Greg holds an MBA from Harvard Business School, where he was a Baker Scholar, and an AB from Dartmouth College, where he served as Vice Chair of the Board of Trustees. He is a member of the Council on Foreign Relations.