Simon Khalaf
Simon Khalaf
Chief Executive Officer

Simon is Marqeta’s Chief Executive Officer, leading the company’s strategic direction, development and delivery of the company’s products. Simon is a veteran product leader, entrepreneur and investor with over 25 years of experience in B2C and B2B companies. He’s passionate about building, scaling and distributing products that have the power to delight hundreds of millions of consumers, businesses and developers.

Simon has a keen ability to work with diverse teams of all sizes, from small startups to large, multi-thousand-person global teams. He is a team builder and player who is always focused on attracting, mentoring and learning from top talent. Simon invests in the growth and success of his team members and colleagues. 

Prior to Marqeta, Simon played a key role in helping to build four different companies from scratch, including Flurry, Inc, which was acquired by Yahoo, where he was the CEO. He’s also held a number of leadership roles at Twilio, Yahoo, Novell, and Worldtalk. Simon graduated from Syracuse University with a Master of Science in Electrical Engineering and also has a Bachelor of Engineering degree with a major in Electrical Engineering from the American University of Beirut.
 

Judson (Jud) C. Linville
Judson (Jud) C. Linville
Non-Executive Chair of the Board

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. 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.

Jason Gardner
Jason Gardner
Founder and Director

Jason Gardner is the founder and Executive Chairman of Marqeta, Inc. He was Marqeta’s founding CEO from 2010 to 2023, leading the company through its IPO on the NASDAQ (Ticker: MQ) in June 2021 before transitioning into the Executive Chairman role in January 2023. In his role as Executive Chairman, Jason provides leadership and direction to Marqeta’s Board of Directors, serves as a liaison between management and the board and as a strategic advisor to the CEO, contributes to product strategy, and acts as a culture carrier and ambassador for Marqeta.

Jason pioneered Modern Card Issuing, and in 13 years as CEO, helped establish Marqeta as the global standard for open platform issuing and processing, empowering some of the world’s most innovative companies to bring game-changing payment card products into the world. In 2020, Jason was named an E&Y Entrepreneur Of The Year and one of the Most Admired CEOs by the San Francisco Business Times. Regularly quoted in publications such as the Wall Street Journal, Forbes Magazine, and Bloomberg and interviewed on CNBC, CNN, and MSNBC, Jason is considered an expert on global electronic payment systems, the fintech ecosystem and entrepreneurship.

Marqeta is Jason’s third company. He co-founded PropertyBridge, which was acquired by MoneyGram International (MGI) in 2007. Before PropertyBridge, he founded Vertical Think, an IT management company that worked with start-ups and larger organizations. Jason grew up in New Jersey, where he had numerous businesses that included making and selling tie-dyed T-shirts. After a stint with Senator John McCain’s office while a college student, Jason made it to California, where he began to pursue his passion for technology. Jason earned a Political Science degree from Arizona State University.

Najuma Atkinson
Najuma Atkinson
Executive Vice President and Special Advisor People & Culture - Hasbro, Inc.

Ms. Atkinson has served as a member of our board of directors since April 2023. Ms. Atkinson has served as Executive Vice President and Special Advisor People & Culture of Hasbro, Inc., a publicly traded play and entertainment company, since April 2024 and previously served as Hasbro’s Chief People Officer from May 2022 to April 2024 and Executive Vice President of Human Resources from October 2021 to May 2022. From September 2019 to October 2021, Ms. Atkinson served as Senior Vice President of Global HR Services for Dell Technologies, Inc., a publicly traded information technology company. Prior to that, she served in various positions of responsibility at Dell Technologies in the Human Resources, Customer Experience, and Strategy functions since 1999. Ms. Atkinson holds a bachelor’s degree from Fisk University in Political Science and a master’s degree in Organizational Management from Trevecca Nazarene University.

Alpesh Chokshi
Alpesh Chokshi
President – Banyan

Mr. Chokshi has served as President of Rotomaire, Inc., dba Banyan since January 2024. Mr. Chokshi previously served as Global Head of Business Development and Strategy for Personal Banking and Wealth at Citigroup Inc. from August 2018 to December 2023. Mr. Chokshi has also served as a Senior Advisor at Long Ridge Equity Partners and Zenon since January 2024. Prior to Citigroup, he served as Head of National Accounts at Visa, a publicly traded financial technology company, from 2015 to 2018. Prior to joining Visa, Mr. Chokshi served in various leadership roles at American Express Company, a publicly traded multinational financial services corporation, from 2001 to 2015. Mr. Chokshi holds an MBA from the Wharton School, University of Pennsylvania and a Bachelor of Science in Electrical Engineering and a Bachelor of Science in Economics, both from the University of Pennsylvania.

Martha Cummings
Martha Cummings
Former Executive Vice President - Wells Fargo Bank

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 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.

Arnon Dinur
Arnon Dinur
Partner - 83 North

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. 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.

Kiran
Kiran Prasad
Former Head of Product - Nextdoor

Mr. Prasad has served as a member of our board of directors since September 2022. From May 2021 to November 2023, Mr. Prasad served as Head of Product at Next Door 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. Mr. Prasad holds a Bachelor of Science in Computer Science and Computational Mathematics from Michigan State University and a Master of Science in Computer Science from the University of Michigan.

Helen Riley
Helen Riley
Chief Financial Officer - X Development LLC

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. Ms. Riley currently serves on the board of directors of Eventbrite Inc., a publicly traded global service ticketing platform. 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.

Godfrey Sullivan
Godfrey Sullivan
Former President and Chief Executive Officer - Splunk, Inc.

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 and as a member of 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. Mr. Sullivan has served as a member of the board of directors of CrowdStrike Holdings, Inc., a publicly traded cybersecurity company, since December 2017 and Gitlab Inc., a publicly traded devops software company, since January 2020. Mr. Sullivan previously served on the board of directors of Citrix Systems, Inc., a publicly traded enterprise software company, from February 2005 to June 2018. Mr. Sullivan holds a Bachelor of Business Administration in Real Estate and Economics from the Hankamer School of Business at Baylor University.

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