Michele Vion

Ms. Choka currently serves as Compensation Committee Chair and as a member of the Audit Committee of Boingo Wireless, Inc.’s Board of Directors, roles she has held since 2018. She additionally served as Chair of the Compensation Committee, member of the Audit Committee and member of the Nominating and Corporate Governance Committee for CallidusCloud, Inc. from 2005 to 2016. Ms. Choka served as Vice President of Human Resources for Highpoint Resources for nine years, as Group Vice President of Human Resources for Level 3 Communications, Inc. for four years and as Vice President of Human Resources for Sun Microsystems, Inc. for seven years. She has previously held human resources and client account management positions for Prudential, JP Morgan and Sony Corporation. Ms. Choka earned her bachelor’s degree from Wesleyan University, has attended Stanford University’s Director’s College and participated in the Financial Times’ Director Exchange.