Mr. Payne currently serves as the chairman of the board and chief executive officer of Stick and Rudder Films, an entertainment company since 2013 and Comprehensive Clinical Solutions, a healthcare services company since 2016. In addition, Mr. Payne currently serves on the boards of Healthcare Services Acquisition Corporation (NASDAQ: HCAR) since 2020, Exponent Health (formerly HRGi Holdings Inc.) since 2017, and Astraius since 2020. Mr. Payne has also served on the board of MedX from 2016 to 2019 and Comprehensive Clinical Solutions from 2016 to 2019. While serving in board leadership positions of Healthcare Services Acquisition Corporation, MedX, Comprehensive Clinical Solutions, and Exponent Health, Mr. Payne led strategic and operational transformation efforts, including the business combination of three diverse healthcare services companies now operating as Exponent Health, Inc., and the successful, oversubscribed IPO launch of Healthcare Services Acquisition Corporation, which raised over $330 million. Mr. Payne was formerly with Catalyst Health Solutions (formerly NASDAQ: CHSI), from 2008 to 2014, where he led the highly value-accretive M&A; transactions and integrations of HospiScript, IPS, Total Script, InPharmative, Future Scripts, Walgreens Health Initiatives, and RegenceRx. Prior to his tenure with Catalyst, Mr. Payne served in executive leadership roles at Coventry Health Care (formerly NYSE: CVH) from 2005 to 2008, Hanger Orthopedic Group (NYSE: HNGR) from 2002 to 2005, and United Health Group (NYSE: UNH) from 1994 to 2000. Additionally, from 2000 to 2002, Mr. Payne ran European marketing and sales for American Electric Power (NASDAQ: AEP), and built and managed pharmaceutical manufacturing plants in the UK. Mr. Payne started his career in the Royal Navy as a helicopter pilot. Mr. Payne received a biological and medicinal chemistry degree (BSc Hons) from the University of Essex.