Is/ Jack Dorsey Jack Dorsey /s/ Sarah Friar Sarah Friar • Roelof Botha • Earvin Johnson • Vinod Khosla • Jim McKelvey • Mary Meeker • Ruth Simmons Lawrence Summers David Viniar * By: /s/ Jack Dorsey Jack Dorsey Attorney-in-Fact Table of Contenbt Exhibit President, Chief Executive Office

y. Ms. Meeker was selected to serve on our board of directors because of her extensive experience advising and analyzing technology companies. Dr. Ruth Simmons. Dr. Simmons has served as a member of our board of directors since August 2015. Dr. Simmons is President Emerita of Brown University, having serve