Geoff Wild
President, Chief Executive Officer, and Director

Geoff Wild has headed Atotech’s worldwide operations as Chief Executive Officer (CEO) since 2017. He is a seasoned global chemicals industry executive with extensive experience in specialty chemicals and materials for the semiconductor and high technology industries, including PCBs, flat-panel displays, and electronic components. He also draws from his global experience with high-performance teams involved in lithography, semiconductor equipment, strategic marketing, growth management, product development, and mergers & acquisitions.

He previously served as the CEO of AZ Electronic Materials, a Carlyle Europe Partners portfolio company until 2012. Mr. Wild currently is a member of the board of directors of CMC Materials Inc. He received his B.Sc. in chemistry from Bath University, UK.

Member of the Nominating and Corporate Governance Committee
Member of the Executive Committee
Brian A. Bernasek
Director

Brian A. Bernasek is a Managing Director and head of the Global Industrial and Transportation team at Carlyle. He is based in Washington, D.C. Since 2000, Carlyle’s Industrial and Transportation team has invested more than $26 billion of equity globally. Notable transactions include Allison Transmission, Atotech B.V., Axalta Coating Systems, HD Supply, Nouryon, the Hertz Corporation, Novolex Holdings, Signode Industrial Group, Rexnord Corporation, Kinder Morgan, and Genesee & Wyoming. Prior to joining Carlyle in 2000, Mr. Bernasek held positions in New York with Investcorp International, a private equity firm, and Morgan Stanley & Co., in its Investment Banking Division. He is currently a board member of Nouryon, Victory Innovations, Asplundh Tree Expert and Novolex Holdings, and Chairman of the Board of Directors of the Washington Jesuit Academy.

Mr. Bernasek is a graduate of the University of Notre Dame and received his M.B.A. from Harvard Business School.

Member of the Nominating and Corporate Governance Committee
Gregor P. Boehm
Director

Gregor P. Boehm is a Managing Director of Carlyle and Co-head of the Europe Buyout advisory group. He is based in London. Prior to joining Carlyle, Mr. Boehm was a Manager at I.M.M., one of Germany’s leading buyout groups. Prior to that, he was an analyst with Morgan Stanley’s Mergers and Acquisitions department in London. He is currently a member of the Supervisory Board of H.C. Starck GmbH.

Mr. Boehm is a graduate of Cologne University and earned his M.B.A. from Harvard Business School.

Chair of the Nominating and Corporate Governance Committee
Chair of the Executive Committee
Ronald E. Bruehlman
Director

Ronald E. Bruehlman is the Chief Financial Officer of IQVIA Holdings Inc. (“IQVIA”), where he previously served as Executive Vice President and Interim Chief Financial Officer from August 2020 onward. From October 2016 through July 2020, he was Senior Advisor to the CEO of IQVIA, which was formed by the merger of IMS Health Inc. and Quintiles Transnational. Mr. Bruehlman was previously Chief Financial Officer of IMS Health Inc. from July 2011 to October 2016. He spent the majority of his career with United Technologies Corporation (“UTC”), serving in a series of financial and business roles from 1988 through 2011, including as Vice President of Business Development from 2009 to 2011, Vice President of Operations Planning & Analysis of UTC Commercial from 2008 to 2010 and Chief Financial Officer of Carrier Corporation, the largest UTC division, from 2005 to 2008. Mr. Bruehlman currently serves as a board member and chairman for Q-Squared Solutions LLC.

He received his M.B.A. from the University of Chicago Graduate School of Business and his B.S. in Economics, summa cum laude, from the University of Delaware.

Herman H. Chang
Director

Herman Chang is a Managing Director of Carlyle Asia Partners, a group that makes large control and strategic minority investments in Asia. Mr. Chang focuses on the industrial sector. During the past 12 years with Carlyle, Mr. Chang has made investments in companies supplying fiberglass, specialty chemicals, lubricants, semi-conductors, electroplating for high density interconnect boards, large seamless steel tubes, ultra-low temperature refrigeration, and O2O automotive aftermarket service. He also led the operation enhancement for engineering equipment leasing, satellite service, TV broadcasting, commercial bank, and infant formula companies. Prior to joining Carlyle, Mr. Chang ran a global business unit and the Asia Pacific region for Delphi Automotive. He held positions in products, operations, and general management during his 20 years with General Motors and Delphi Automotive, 11 of which were spent in China/Asia. Mr. Chang formerly served on the board of directors of Yashili International Holdings Ltd, Natural Beauty Bio-Technology Limited, and Ta Chong Bank Ltd. He is currently on the board of directors of Tongyi Lubricant, Asia Satellite Telecommunications Holdings Limited, Bowenvale Limited, Shanghai Lantu Information Technology Co., Ltd., and VXI Global Solutions.

Mr. Chang received an engineering Ph.D. degree from Northwestern University.

Member of the Compensation Committee
Friedel Drees
Director

Friedel Drees is a Managing Director of Carlyle, where he advises on European buyout opportunities. He is based in the Munich office. Prior to joining Carlyle in 2009, Mr. Drees was a consultant at Bain & Company from 2005 to 2008.

He earned a master’s degree and a Ph.D. in finance from the European Business School in Oestrich-Winkel, Germany. As a participant of the university’s double degree program with the University of Pittsburgh, he received his M.B.A. from the Katz Graduate School of Business.

Member of the Executive Committee
Louise Makin
Director

Dame Louise Makin DBE is a non-executive director of Theramex Group, (a Pharmaceutical Company focused on women’s health), a non-executive director and chair of Halma plc, a FTSE 100 global group of life-saving technology companies, Chair of the 1851 Trust, and an Honorary Fellow of St. John’s College, Cambridge. Dr. Makin was Chief Executive Officer of BTG plc from October 2004 to August 2019 where she led the transformation of BTG from $150 million in value, to its acquisition by Boston Scientific for $4.2 billion by successfully acquiring and integrating eight companies into BTG to create a leading Interventional Medicine Business. Prior to BTG, she was at Baxter Healthcare from 2000 first as Vice President, Strategy & Business Development Europe then from 2001, she was President, Biopharmaceuticals Europe of Baxter Healthcare, where she was responsible for Europe, Africa and the Middle East. From January 2015 to October 2019, Dr. Makin was at Woodford Patient Capital Trust plc, where she served on the Audit and Management Engagement Committees. She also served as Director of Global Ceramics at English China Clay, and started her career at ICI serving in a variety of roles between 1985 and 1998.

Dr. Makin has an MBA from the Open University in Milton Keynes, England, and an MA and PhD in Material Sciences from the University of Cambridge (Cantab).

Shaun Mercer
Director

Shaun Mercer is the Chief Financial Officer of Plastic Energy Limited, a world leader in the chemical recycling of end-of-life plastic waste, which he joined in 2021. Prior to joining Plastic Energy, Mr. Mercer was a Managing Director at The Carlyle Group, which he joined in 2005. During his time with Carlyle, Mr. Mercer was actively involved in a number of Carlyle’s most significant investments. In particular, he was previously engaged with the Boards of Nouryon, Axalta, AZ Electronic Materials and Ensus. Prior to joining Carlyle, Mr. Mercer was at Morgan Stanley, where he spent four years working in corporate finance and M&A as part of the Global Industrials Group. During this period he also spent time working in Mumbai, India, managing the investment banking operations of Morgan Stanley Advantage Services. 

Mr. Mercer received a B.A. with honours from the University of Cambridge, where he was a Taylor Scholar.  

Chair of the Compensation Committee
Gregory M. Nikodem
Director

Gregory Nikodem is a Managing Director of Carlyle focused on U.S. buyout opportunities in the industrial, transportation, and energy sectors. He is currently a member of the board of directors of Nouryon, where he serves as the chair of the audit committee, and he is also a board member of Asplundh Tree Expert. Additionally, he has been involved with Carlyle’s investments in ADT CAPS, Centennial Resources Development, JMC Steel, Accudyne Industries, Veyance Technologies, and WildHorse Resource Development, among others. Prior to joining Carlyle, Mr. Nikodem held a position with Thomas Weisel Partners. Mr. Nikodem received his M.B.A. from the Stanford Graduate School of Business, where he was an Arjay Miller Scholar, and a B.S. in industrial engineering and engineering management from Stanford University.

Member of the Compensation Committee
Charles W. Shaver
Director

Charles W. Shaver has been the Chief Executive Officer of Nouryon since September 2018. Prior to that, he served as Chairman of the Board and Chief Executive Officer of Axalta Coating Systems from 2013 until September 2018. With over 34 years of leadership roles in the global petrochemical, oil and gas industry, Mr. Shaver was the Chief Executive Officer and President of the TPC Group from June 2004 to June 2012. He also served as Vice President and General Manager for General Chemical, a division of Gentek, from 2001 through 2004, and as a Vice President and General Manager for Arch Chemicals from 1999 through 2001. Mr. Shaver began his career with The Dow Chemical Company serving in a series of operational, engineering, and business positions from 1980 through 1996. He has an extensive background of leadership roles in a variety of industry organizations, including serving on the American Chemistry Council Board of Directors, the American Chemistry Council Finance Committee, and the National Petrochemical and Refiners Association Board and Executive Committee. Mr. Shaver currently serves as a member of the board of directors for U.S. Silica and the Texas A&M Advisory Board.

Mr. Shaver earned his B.S. in Chemical Engineering from Texas A&M University.

Member of the Nominating and Corporate Governance Committee
Martin W. Sumner
Director

Martin W. Sumner is a Managing Director of Carlyle where he focuses on investment opportunities in the industrial and transportation sectors. Since joining Carlyle in 2003, Mr. Sumner has led or been a key contributor to several of the firm’s investments, including Nouryon, Atotech, WildHorse Resource Development, Axalta Coating Systems, Centennial Resources Development, Allison Transmission, Veyance Technologies, AxleTech International, and United Components, among others. Prior to joining Carlyle, he held positions with Thayer Capital Partners, a private equity firm, and the strategy consulting group of Mercer Management Consulting. He is currently a member of the board of directors of Nouryon.

Mr. Sumner received his M.B.A. from Stanford University, where he was an Arjay Miller Scholar, and a B.S. in Economics, magna cum laude, from the WhartonSchool of the University of Pennsylvania.

Member of the Executive Committee
Chair of the Compensation Committee