Dan Preston
Chief Executive Officer

Dan Preston, Chief Executive Officer, joined Metromile in 2013 as Chief Technology Officer before becoming Chief Executive Officer in 2014. Under his leadership, Metromile has experienced significant policy, premium and employee growth. The company has also established itself as the industry leader in leveraging artificial intelligence and machine learning to improve the customer experience and lower loss ratios. Metromile has been voted a Best Place to Work by Glassdoor and the Phoenix Business Journal. Prior to joining Metromile, Dan was the co-founder and chief technology officer of AisleBuyer, a mobile retail innovator that was acquired by Intuit Inc. in April 2012.

He has published several research papers on machine learning with applications such as astrophysics, remote sensing, and computer vision. Dan holds a master’s degree in Computer Science with a specialization in Artificial Intelligence, Machine Learning, and Computer Vision from Stanford University and a bachelor’s degree in Computer Science from Brandeis University, where he received the Michtom Prize for Outstanding Achievement in Computer Science and graduated Summa Cum Laude with highest honors in Computer Science.

Colin Bryant
Colin Bryant has served as an Operating Partner of New Enterprise Associates, Inc., a venture capital firm, since June 2014. From 2002 to June 2014, Mr. Bryant was employed by Paladin Capital Group, a venture capital firm. In addition to his role on our board of directors, Mr. Bryant also serves as a member of the board of directors of several private companies. He holds a Bachelor of Arts in Philosophy from Haverford College.
John Butler
Chairman of the Board
John Butler is a Managing Director and Head of Cohen & Company’s U.S. Insurance Asset Management Platform and Global ILS Program. For the last five years Mr. Butler worked for Twelve Capital, a European asset manager specializing in investment in the insurance sector, where he served in various senior roles including Managing Partner & Head of Investment Management. In these roles, Mr. Butler oversaw the investment of $4 billion principally in fixed income and insurance linked securities. Prior to this, Mr. Butler worked as Senior Underwriter managing the International Catastrophe and Terrorism reinsurance portfolios of Hannover Re Bermuda, where he was responsible for managing the company’s position as a lead reinsurer particularly in European and Asia-Pacific markets. Prior to this, Mr. Butler spent seven years with the White Mountains Insurance Group, both in Dublin and Bermuda, managing the underwriting of the international non-marine treaty portfolio. Earlier in his career, Mr. Butler worked for entities in the London reinsurance market, underwriting a broad range of business lines. Mr. Butler holds an honors degree in Law from the University of London, is an Associate of the Chartered Insurance Institute of the UK, a member of the Insurance Institute of Ireland and is qualified as a Chartered Insurer.
Sandra Clarke
Sandra Clarke is senior vice president and chief financial officer at Blue Shield of California, a nonprofit health plan with over $20 billion in annual revenue serving over 4 million members in the state's commercial, individual, and government markets. Ms. Clarke has demonstrated her ability to improve operations in global businesses, with over 25 years of experience directing worldwide financial organizations in an array of critical industries. Prior to joining Blue Shield in 2018, she served as senior vice president and chief financial officer of Daiichi Sankyo, Inc., the United States subsidiary of Tokyo-based Daiichi Sankyo Co., Ltd., which develops and markets a range of pharmaceuticals. Ms. Clarke also held executive finance roles at Philips Healthcare as chief financial officer of its North and South America Commercial Group and at Siemens Water Technologies Group, where she was vice president and controller of Finance. Ms. Clarke earned a master’s degree in accounting from Bentley University and a bachelor of science in finance from the Massachusetts Institute of Technology.
Ryan Graves
Ryan Graves is the founder and chief executive officer of Saltwater Capital. Prior to founding Saltwater Capital, from 2017 to 2019, Mr. Graves was on the Board of Directors of Uber Technologies, Inc. (“Uber”). Formerly, Mr. Graves served as the SVP Global Operations for Uber. Mr. Graves was the first employee, first chief executive officer, and a member of Uber’s founding team. Mr. Graves currently serves on the Board of Directors of charity:water, Pachama Inc., and Fort Point Beer. Mr. Graves holds a bachelor of the arts degree in economics from Miami University (OH).
Vikas Singhal
Vikas Singhal joined Hudson Structured Capital Management Ltd. (“HSCM”) in February 2016 and has been a partner of HSCM since July 2017, with primary responsibilities in the Re/Insurance Strategy Department and the Insurtech Strategy. From September 2010 to January 2016, Mr. Singhal was a partner at Gracie Point, a specialty finance company he helped to start which focuses on specialty lending in the life insurance industry. Prior to Gracie Point, Mr. Singhal worked at Concord Capital Management from April 2004 to September 2010, focused on structured finance strategies in insurance. Mr. Singhal graduated from Duke University with a Bachelor of Arts in Computer Science and holds a MBA from Stanford University, Stanford Graduate School of Business.