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Corporate Leadership


  • David L. Hatcher, Chairman Emeritus

    David L. Hatcher, Chairman Emeritus, served as a director and officer of the Company since its acquisition of KMG-Bernuth, Inc. (“KMG”) in October 1996. Mr. Hatcher has also served as a director and officer of KMG since 1985. Mr. Hatcher has worked in the wood treating industry since 1980 for predecessors and affiliates of KMG in various capacities, including engineer, general manager and President. Mr. Hatcher is an officer and director of KMG de Mexico, S.A. de C.V., KMG’s subsidiary. He also serves as a director of Sterling Bancshares, Inc., a public company that is subject to the reporting requirements of the Securities Exchange Act of 1934, as amended. In 2007 Mr. Hatcher retired as CEO but served as Chairman of the Board of Directors. He was appointed Chairman Emeritus in December 2012.

  • Christopher T. Fraser, Chairman

    Christopher T. Fraser has served as board director of KMG Chemicals, Inc. since June 2008 and was elected chairman of the board of directors in December 2012.  As an operating partner of the global equity firm Advent International since 2011, he advises that firm on investment opportunities in the industrial sector, focusing on chemicals and materials. Until his retirement in 2009, Fraser was president and CEO of Chemical Lime Company, North America’s leading producer of calcium based (limestone) alkaline products with various industrial applications including the manufacture of steel, water treatment, flue gas desulphurization, and chemical production.  Before joining Chemical Lime, he was president and CEO of OCI Chemical Corporation, a wholly-owned subsidiary of DC Chemical Co.  Prior to joining OCI in 1990, Fraser held various positions of responsibility in sales, marketing, business development, operations and general management. He earned his Bachelors of Science in Chemistry and in Business Administration from the University of Connecticut and his Masters of Business Administration from Pepperdine University.

  • Gerald G. Ermentrout, Lead Director

    Gerald G. Ermentrout has served as a director of the Company since June 2008. He joined Air Products and Chemicals, Inc. in 1975 and held various positions until his retirement in early 2007.  From 1996 to 2007, Mr. Ermentrout served as the Vice President and General Manager of the Electronic Chemicals Division, which included the High-Purity Process Chemicals (“HPPC”) business.  During his tenure at Air Products, Mr. Ermentrout held various positions in managing global materials and equipment business as well as managed oxygen, nitrogen and hydrogen plants and pipeline systems, and major acquisitions and divestitures.

  • George W. Gilman, Board Member

    George W. Gilman has served as a director of the Company since its acquisition of KMG in October 1996 and also served as a director of KMG from 1995 until 1997. Mr. Gilman has served as the Chief Executive Officer, President and as a director of Commerce Securities Corporation, a National Association of Securities Dealers, Inc. member firm, since 1982. He practiced law with the law firm of George Gilman, P.C. from 1986 to 1998 and since 1998 has practiced with the law firm of Gilman & Wirth, P.C.

  • Robert Harrer, Board Member

    Mr. Harrer joined KMG’s Board of Directors in September 2015. Most recently, Mr. Harrer was Senior Vice President, Chief Financial Officer of Innophos, a leading producer of performance-critical specialty grade phosphate products and nutritional specialty ingredients. From 2010-2013, Mr. Harrer was Executive Vice President, Chief Financial Officer and Chief Administrative Officer of Avantor Performance Materials, a global manufacturer of performance materials and chemicals for leading-edge electronics, biopharmaceutical, laboratory and research applications. Avantor is owned by New Mountain Capital LLC, a private equity firm, for which Mr. Harrer worked as a business consultant prior to the acquisition of Avantor.

    From 2000-2009, Mr. Harrer worked for Rohm and Haas in various leadership positions, including Chief Financial Officer of the Electronic Materials business, Director of Finance of the European Region, and Corporate Controller and Director of Financial Planning at Rohm and Haas’ Philadelphia headquarters. Following The Dow Chemical Company’s acquisition of Rohm and Haas in 2009, Mr. Harrer served as division controller at Dow. Mr. Harrer earned his Master of Business Administration and Mathematics at Albert Einstein University in Ulm, Germany.

  • John C. Hunter III, Board Member

    John C. Hunter III has over 40 years of global chemical industry experience. He began his career in 1969 with Monsanto Company, and for the next three decades held positions of increasing responsibility in areas such as engineering, sales, and management. He was appointed Vice President and General Manager, Asia Pacific, for the Specialty Chemicals Division of Monsanto Chemical Company in 1989, and Vice President and General Manager, Fibers Division and Asia-Pacific for the Chemicals Group, an operating unit of Monsanto Company, in 1993. Mr. Hunter became President of the Fibers Business Unit in 1995. In September 1997, Monsanto spun off its chemicals business as Solutia Inc., and Mr. Hunter was appointed its President and Chief Operating Officer. He became President and Chief Executive Officer in May of 1999, and added the role of Chairman of the Board on December 1, 1999. Mr. Hunter retired as Chairman, President and Chief Executive Officer of Solutia in 2004.

    Mr. Hunter is currently a member of the Board of Directors, chair of the governance committee and a member of the audit and executive committees of Penford Corporation. He is also a member of the Board of Directors and chair of the compensation and nominating committee of Energizer Holdings, Inc. He received a B.S. degree in Chemical Engineering from the Georgia Institute of Technology and an M.B.A. from the University of Houston. Mr. Hunter is the Chair of the Nominating and Corporate Governance Committee. His commercial, chemical industry and corporate governance experience as the CEO and Chairman of a major chemical manufacturing company are invaluable resources for the Board.

  • Fred C. Leonard III, Board Member

    Fred C. Leonard III has served as a director of the Company since 1996. From 1992 until 1997, Mr. Leonard served as a director of KMG’s subsidiary, KMG-Bernuth, and served as the Secretary of KMG-Bernuth from 1993 until 2001. From 1972 through April 2015, Mr. Leonard served as Chair of the Board, Chief Executive Officer and President of Valves Incorporated of Texas, Inc., a manufacturing company located in Houston, Texas. Mr. Leonard also currently serves as a board member of Integrity Bank, SSB, an independent community bank in Houston, Texas, and DKI Investments Incorporated, a private Texas Corporation formed to acquire and operate companies.

  • Karen A. Twitchell, Board Member

    Karen A. Twitchell has served as a director of the Company since February 2010. Ms. Twitchell retired in 2009 as Vice President and Treasurer of LyondellBasell Industries, a worldwide chemical and refining company, and Lyondell Chemical Company (a predecessor by merger to LyondellBasell).  Prior to joining Lyondell, Ms. Twitchell served as Vice President and Treasurer of Kaiser Aluminum Corporation and of Southdown Inc., and was also an investment banker with Credit Suisse First Boston in its corporate finance department.