Biographical Information

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William M. Diefenderfer III

Chairman of the Board of Directors

William M. Diefenderfer III is a partner of Diefenderfer, Hoover, Boyle & Wood in Pittsburgh, Pa., since 1991. He was previously a member of the Sallie Mae Board of Directors and played an integral role in the creation of Navient. Mr. Diefenderfer serves as vice chairman of the board of directors of Enumerate Solutions, Inc., a privately-owned technology company that he co-founded in 2002. Previously, he served as deputy director of the U.S. Office of Management and Budget from 1989 to 1991 and chief financial officer of Icarus Aircraft, Inc. from 1992 to 1996. He was a member of the Standing Advisory Group of the Public Company Accounting Oversight Board and has served on the Commission on the Future for America's Veterans since 2006. In addition to his role of chairman at Navient, he is also chairman of the board of CubeSmart, a publicly-traded real estate investment trust.

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John K. Adams

John K. Adams was a managing director in UBS Investment Bank's Financial Institution Group from 2002 to 2013. As head of UBS's North American banks practice and financial technology group, he executed a number of notable mergers and acquisitions and capital markets transactions and managed key financial services client relationships. Previously, Mr. Adams served as a managing director in Credit Suisse First Boston's Financial Institution Group, where he was a senior member of the bank’s and financial technology coverage group and served on the investment banking committee. Mr. Adams is board president of Good Shepherd Services, a New York City-based nonprofit. He is also a director of Charles Schwab Corporation where he serves on the audit, nominating and governance and risk committees.

Anna Escobedo Cabral

Anna Escobedo Cabral

Anna Escobedo Cabral has been a Navient director since December 2014. She previously served as Treasurer of the United States of America from 2004 to 2009. In this role, she oversaw the Bureau of Engraving and Printing and the U.S. Mint. In addition, she led the Treasury's community development and public outreach efforts, including financial education initiatives designed to increase financial literacy and remove barriers to Americans' success. In 2009, Ms. Cabral became senior advisor for external relations at the Inter-American Development Bank and she served as director of the Smithsonian Institution's Center for Latino Initiatives and CEO of the Hispanic Association of Corporate Responsibility. Ms. Cabral is a second-generation Mexican-American, whose parents labored in the fields of southern California. She has served as chair of the Financial Services Roundtable Retirement Security Council and is a member of MANA, a national Latina organization.

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Diane Suitt Gilleland

Diane Suitt Gilleland has been a director since 1997 and played an integral role in Navient’s 2014 separation from SLM Corporation. A life-long education finance executive, Ms. Gilleland’s has previously served as deputy director of the Illinois Board of Higher Education, senior associate for the Institute for Higher Education Policy, senior fellow of the American Council on Education, corporate executive officer of the Arkansas Department of Higher Education, and chief financial officer for the Arkansas Department of Higher Education. She is currently an adjunct professor of higher education at the University of Arkansas, Little Rock. Ms. Gilleland also serves on the boards of several charitable foundations including the University of Arkansas at Pine Bluff Foundation and the University of Arkansas Foundation. She is also a board trustee of the Arkansas Art Center.

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Katherine A. Lehman

Katherine A. Lehman is the managing partner of Hilltop Private Capital who had been on Navient’s board since 2014. Previously, Ms. Lehman was managing director at Lincolnshire Management, a private equity firm focused on middle market companies. During her time at Lincolnshire, she led an execution and portfolio management team and participated on the Investment Committee. Before joining Lincolnshire in 2001, Ms. Lehman worked at Conifer Capital Group and at PricewaterhouseCoopers Securities LLC. She is a board member of Stella-Jones (TSX:SJ), Governing Board Member of The Robert Toigo Foundation, an organization committed to enhancing diversity in the financial services industry and a director of the New York Private Equity Network.

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Linda A. Mills

Linda A. Mills is former corporate vice president of operations for Northrop Grumman, a leading global security provider of advanced solutions for defense, intelligence, civil agency and commercial customers. At Northrop Grumman, Ms. Mills was responsible for driving effective operations to enable top performance, innovation and affordability. She was directly responsible for corporate programs, quality, technology and engineering and the associated corporate councils.

Ms. Mills was named one of the 50 Most Powerful Women in Business by Fortune magazine and received the Federal 100 Award from Federal Computer Week, recognizing government and industry leaders who have played pivotal roles in the federal government IT community. Ms. Mills serves on the board of the Smithsonian National Air and Space Museum and the board of visitors for the University of Illinois College of Engineering. In addition to Navient, Ms. Mills also serves on the board of directors of American International Group, Inc. (AIG).

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John (Jack) F. Remondi, President and Chief Executive Officer

John (Jack) F. Remondi is president and CEO of Navient, since 2014. He previously served as president, CEO and director of Sallie Mae, leading the company through the strategic restructuring that created Navient in 2014. Prior to the creation of Navient, Mr. Remondi served as Sallie Mae president and COO, providing a critical leadership role for the company following the end of the private sector federal student loan program. Previously, he served as vice chairman and chief financial officer, helping the company successfully navigate the financial challenges posed by the economic crisis. Mr. Remondi first joined Sallie Mae in 1999 upon the company’s acquisition of Nellie Mae, and served as a key player in the company’s transformation from a government-sponsored entity to a fully private, retail-focused organization. He is chairman of the Board of Directors of Reading Is Fundamental, a trustee of the Nellie Mae Education Foundation, and a trustee of Cubesmart, a real estate investment trust.

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Jane J. Thompson

Jane J. Thompson is the chief executive officer of Jane J. Thompson Financial Services LLC, a management consulting firm, and a founding member of the Navient Board of Directors. Ms. Thompson has led multi-billion dollar organizations in financial services, most recently as president of Walmart Financial Services, a division of Walmart Stores, Inc. Previously, she led the Sears Credit, Sears Home Services, and Sears Online groups at Sears, Roebuck & Co., she served as a partner at McKinsey & Co. Inc., and in brand management and marketing at Procter & Gamble. She is also a director of Verifone Systems, Inc., OnDeck Capital, Inc., and Blackhawk Network Holdings, Inc.

LauraSUnger

Laura S. Unger

Laura S. Unger is a financial services advisor specializing in regulatory and legislative policy. Ms. Unger was a commissioner of the Securities and Exchange Commission, including six months as acting chairman of the SEC from 1997 to 2002. Previously, she served as counsel to the Senate Committee on Banking, Housing and Urban Affairs, and was an attorney in the enforcement division of the SEC. She has been a special advisor at Promontory Financial Group and was named as the independent consultant to JPMorgan for the global analyst conflict of interest settlement. Ms. Unger is a board member of the Children’s National Medical Center Foundation, and director of Nomura Securities and Nomura Global Financial Products. In addition to Navient, she also serves as director of two other public companies, CA Technologies and CIT Group.

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Barry L. Williams

Barry L. Williams is founder, retired managing general partner and president of Williams Pacific Ventures, Inc., a consulting and business investment company. He was previously a member of the Sallie Mae Board of Directors and has also served on the boards various other public companies including the Simpson Manufacturing Company, Ameron International Corporation, and on the board of trustees of Northwestern Mutual Life Company. In addition to Navient, Mr. Williams currently serves on the board of directors of PG&E Corp and CH2M Hill Companies, Ltd, and he is trustee emeritus of American Conservatory Theater and a retired trustee of African American Experience Fund and Harvard Business School Alumni. In 2016, Mr. Williams was named to Savoy Magazine’s 2016 Power 300: 2016 Most Influential Black Corporate Directors.

David L. Yowan

David L. Yowan

David L. Yowan is executive vice president and corporate treasurer for American Express, bringing expertise in risk management, balance sheet management, asset securitization and strategy. As corporate treasurer, he led a significant transformation of the company's funding profile from a wholesale-funded institution to one with more diversified funding sources. Prior to joining American Express in 1999, Mr. Yowan worked for Citicorp for more than 10 years.