Mr. Gardner founded Marqeta and has served as our Chief Executive Officer and as a member of our board of directors since November 2010. He also serves as Chairperson of our board of directors. Prior to founding Marqeta, Mr. Gardner co-founded PropertyBridge, Inc., a rent and lease-related platform that was acquired by MoneyGram International, Inc. in October 2007, and served as its Vice President from August 2008 to December 2009, Vice President of Business Development from October 2007 to July 2008, and President from May 2004 to October 2007. From June 2002 to May 2004, Mr. Gardner was the Director of Sales for The 451 Group, a technology research group. Mr. Gardner also founded Vertical Think, Inc., an IT management company, and served as its Chief Executive Officer from January 1999 to January 2002. Mr. Gardner holds a Bachelor of Arts in Political Science from Arizona State University.
Mr. Linville has served as a member of our board of directors since May 2020. Since October 2019, Mr. Linville has served as a Senior Advisor at General Atlantic LLC, a global growth equity firm. He previously served as the Chief Executive Officer of Global Cards and Consumer Services at Citigroup Inc., a publicly traded global financial services institution, from November 2010 to September 2018. Prior to joining Citigroup, Mr. Linville served in various leadership roles at American Express Company, a publicly traded multinational financial services corporation, from October 1989 to October 2010, including as President and Chief Executive Officer of Consumer Services, President of the U.S. Consumer Card Services Group and President of Corporate Services. Mr. Linville currently serves as a member of the Board of Visitors of Duke University’s Fuqua School of Business and as a member of the Board of Trustees of Lafayette College. Mr. Linville holds a Doctor of Psychology in Clinical Psychology from the College of Medicine at Drexel University and a Bachelor of Arts in Psychology from Lafayette College.
Ms. Cummings has served as a member of our board of directors since January 2021. From July 2018 to March 2020, Ms. Cummings served as Executive Vice President, Head of Compliance Strategy & Operations at Wells Fargo Bank N.A., a publicly traded global financial services company. Previously, from October 2012 to June 2018, Ms. Cummings served as Senior Vice President and Senior Supervisory Officer at the Federal Reserve Bank of New York. Ms. Cummings served in several roles with Banco Santander, S.A., a publicly traded multinational financial services company, between October 2006 and September 2012, including Managing Director, Head of North America Financial Sponsors and Managing Director, Chief Risk Officer for Banco Santander S.A., New York Branch, and was Senior Vice President, Latin America Capital Markets Risk from September 1997 to April 2001. Ms. Cummings holds a Master of Business Administration from the Wharton School of Business and a Master of Arts in International Studies from the Lauder Institute of the University of Pennsylvania, and a Bachelor of Arts in Economics from the University of Minnesota.
Ms. Elliott has served as a member of our board of directors since April 2021. She has served as Executive Vice President and Chief Customer & Partner Officer at Cisco Systems, Inc., a publicly traded networking technology company, since April 2018. From July 2009 to March 2014, Ms. Elliott held positions of increasing responsibility at Juniper Networks, Inc., a publicly traded networking company, most recently serving as Executive Vice President, Strategic Advisor and Chief Customer Officer. Before joining Juniper Networks, Ms. Elliott held a series of senior executive positions at Microsoft Corporation, a publicly traded technology company, from September 2001 to December 2008, including as Corporate Vice President, Worldwide Public Sector. Prior to Microsoft, Ms. Elliott spent 22 years at International Business Machines Corporation, a publicly traded technology and consulting company, where she held executive and management positions in North America and Asia Pacific in sales, services, consulting, strategy development, and product management. Ms. Elliott has served on the board of directors of Whirlpool Corporation, a publicly traded home appliances company, since February 2014. Ms. Elliott was previously a director of Marvell Technology Group Ltd., a publicly traded data infrastructure company, from July 2017 to July 2018, Mimecast Limited, a publicly traded cloud services company, from November 2017 to April 2018, Imperva, Inc., a cybersecurity company that was publicly traded until its acquisition by Thoma Bravo in 2019, from August 2015 to May 2018, and Bed Bath & Beyond, Inc., a publicly traded merchandise retailer, from February 2014 to July 2017. Ms. Elliott is the founder of Broadrooms.com, a website dedicated to executive women who serve or want to serve on corporate boards. Ms. Elliott holds a Bachelor of Arts in Political Science from New York University.
Ms. Riley has served as a member of our board of directors since May 2020. Since June 2015, Ms. Riley has served as the Chief Financial Officer at X Development LLC, a research and development company and subsidiary of Alphabet Inc., a publicly traded internet-related services and products company. From 2011 to 2015, Ms. Riley was the Senior Finance Director of Global Marketing and Global General Administration at Google LLC, a multinational technology company and subsidiary of Alphabet Inc. Ms. Riley held various other positions in finance at Google from 2003 to 2011. Ms. Riley currently serves on the board of directors of Eventbrite Inc., a publicly traded global service ticketing platform. She also serves on the board of directors of WildAid, a wildlife conservation non-profit organization. Ms. Riley holds a Master of Business Administration from Harvard Business School and a Bachelor of Arts in Philosophy, Politics and Economics and a Master of Arts from the University of Oxford.
Mr. Dinur has served as a member of our board of directors since September 2013. Since June 2009, Mr. Dinur has served as a Partner at 83North, a venture capital firm. Previously, from November 2006 to June 2009, Mr. Dinur led mobile strategy at SanDisk Corporation, a publicly traded Flash memory card company, as Senior Vice President after joining SanDisk Corporation in connection with the acquisition of Msystems Ltd, in 2006. From July 2002 to November 2006, Mr. Dinur served in several roles, including Senior Vice President of Strategy and M&A and Corporate Vice President and General Manager of the DiskOnKey division, at Msystems, a producer of flash memory storage products. Mr. Dinur currently serves on the board of directors of a number of privately held companies. Mr. Dinur holds a Master of Business Administration from the University of Texas at Austin and a Bachelor of Laws and a Bachelor of Arts in Accounting from Tel Aviv University.
Mr. Sullivan has served on our board of directors since May 2021. Mr. Sullivan previously served as President and Chief Executive Officer of Splunk, Inc., a publicly traded big data company, from September 2008 to November 2015. Prior to Splunk, Mr. Sullivan held several executive roles at Hyperion Solutions Corporation, a performance management software company acquired by Oracle Corporation in April 2007, most recently as President and Chief Executive Officer from October 2001 to April 2007. Mr. Sullivan has served as a member of the board of directors of CrowdStrike Holdings, Inc., a publicly traded cybersecurity company, since December 2017, Ring Central, Inc., a publicly traded software-as-a-service solutions provider, since April 2019, and Gitlab Inc., a publicly traded devops platform company, since January 2020. Mr. Sullivan previously served on the board of directors of Splunk, Inc. from December 2011 to June 2019, including as chairman of the board of directors from December 2011 until March 2019, Citrix Systems, Inc., a publicly traded enterprise software company, from February 2005 to June 2018, and Informatica Corporation, a publicly traded software development company, from January 2008 to June 2013. Mr. Sullivan holds a Bachelor of Business Administration in Real Estate and Economics from the Hankamer School of Business at Baylor University.
Mr. Prasad has served on our board of directors since September 2022. Since May 2021, Mr. Prasad has served as Head of Product at Nextdoor Holdings, Inc., a publicly traded internet-related services company. He previously served as Vice President of Product for LinkedIn, a networking-focused social media platform and subsidiary of Microsoft Corporation, from January 2018 to April 2021. Prior to that, Mr. Prasad was Vice President of Engineering for LinkedIn from 2014-2017, after serving as Senior Director, Engineering, Mobile from 2011-2014. Mr. Prasad holds a Bachelor of Science degree in Computer Science and Computational Mathematics from Michigan State University and a Master of Science degree in Computer Science from the University of Michigan.