Jean, a corporate executive with strong financial acumen and a thorough understanding of the business operations of publicly traded companies, is a member of the board of directors for Ingevity.

She served as the chief executive officer of Cummins Foundation and executive vice president of Corporate Responsibility at Cummins Inc. from 2008 until her retirement in 2013.

She previously served as executive vice president and chief financial officer at Cummins from 2003 to 2008; vice president, Cummins Business Services from 2001 to 2003; vice president, human resources from 1998 to 2001; and vice president and general counsel from 1997 to 1998. Before joining Cummins, Jean was budget director for the State of Indiana from 1993 to 1995, and executive director of the Indiana State Lottery Commission from 1991 to 1992. Earlier in her career, Jean was a partner at Bose McKinney & Evans LLP. Jean has served on the Audit and Nominating and Governance Committees of Celanese Corporation’s board of directors since 2014. She also served on the board of directors for Essendant Inc. (formerly United Stationers Inc.) from 2007 until 2018, where she was chairman of the Governance Committee and a member of the Finance Committee. Jean holds a Bachelor of Arts degree in economics from The College of William and Mary and a Juris Doctor degree from the University of Michigan.

Luis, a corporate executive with a 40-year history of successfully leading complex global businesses in the performance materials and specialty chemicals industry, with extensive expertise in M&A, operations and sustainability, is a member of the board of directors for Ingevity.

Luis has been a member of Ingevity’s board since 2016, and served as interim president and CEO at Ingevity from October 2024 to April 2025. Prior to his role as Ingevity's interim CEO, Luis was senior vice president at Ashland Company from 2012 to 2017, with additional responsibilities as president of Ashland's Chemicals group, a $3.5 billion business, from 2015. Before joining Ashland, Luis was executive vice president of HTH Water Products & Wood Protection for Arch Chemicals Inc. from 2010 to 2011. He previously spent over 25 years at Rohm & Haas Company until it was acquired by Dow Chemical Company, after which he managed the newly formed Dow Coatings Materials business until 2010. He currently serves on the board of directors of Select Water Solutions Inc., a provider of sustainable water and chemical solutions to the energy industry.

Luis holds a Bachelor of Science degree in chemical engineering from Universidad Iberoamericana in Mexico City, Mexico and is a graduate of the Wharton Management Certificate Program.

Diane, a corporate executive with substantial, varied management experience and strong skills in engineering, domestic and international manufacturing, marketing, and international sales and distribution, is a member of the board of directors for Ingevity.

She served as the president of the performance polymers business of E.I. du Pont de Nemours & Company from 2009 until her retirement in 2014. Previously, she held other key roles within the organization, including chief marketing and sales officer from 2004 to 2006, group vice president of the company’s electronic and communication technologies platform from 2002 to 2004, and vice president and general manager of the company’s advanced fibers business from 1997 to 2002. Diane has served on the boards of directors of Expeditors International of Washington, Inc. and W. R. Grace & Co. since 2015. Additionally, she has served on the board of directors of the Ladies Professional Golfing Association (LPGA) since 2016, and has been a member of the University of Notre Dame College of Engineering’s Engineering Advisory Council since 2015. Diane holds a Bachelor of Science degree in chemical engineering from the University of Notre Dame and completed the Advanced Management Program at the Wharton School of the University of Pennsylvania.

Bruce, a business leader with experience leading a publicly traded, global company, strong financial acumen, and significant expertise in international marketing and business strategy development, is a member of the board of directors for Ingevity.

He served as president and chief executive officer of Rogers Corporation from 2011 until his retirement in 2022.

He previously served as president, Asia Pacific region, based in Shanghai, China, for Dow Chemical Company from 2009 to 2011. Prior to its acquisition by Dow Chemical Company, Bruce held positions of increasing responsibility in the U.S. and internationally with Rohm and Haas Company. Since 2017, Bruce has served on the Board of Curtiss Wright Corporation and is a member of the Committee on Directors and Governance and the Finance Committee. Bruce holds a Bachelor of Science degree in chemical engineering from Pennsylvania State University and is a graduate of the Wharton Management Certificate Program at the University of Pennsylvania.

David H. Li (Dave), an executive with 25-years' experience in the advanced materials industry, where he delivered growth across innovation-led product lines and geographic regions while building close relationships with customers and developing leaders throughout his company, is a member of the board of directors for Ingevity.

Dave became president and chief executive officer of Ingevity on April 7, 2025. Prior to joining Ingevity, Dave served as chief executive officer, president and a member of the board of CMC Materials (formerly Cabot Microelectronics), a global supplier of specialty materials focused on the semiconductor and energy industries, from January 2015 to January 2022. Previously, Dave held the role of vice president Asia Pacific Region from 2006 to 2015 at CMC Materials. Between 1997 and 2006, he served at CMC Materials in a variety of senior management positions in engineering, sourcing, investor relations and corporate development. Dave currently serves on the boards of Hexcel, a manufacturer of advanced lightweight composites technology solutions, and CoorsTek, a company specializing in the manufacture of high-performance ceramics for advanced applications.

Dave serves as an adjunct professor at Northwestern’s Kellogg School of Management and holds a Bachelor of Science in chemical engineering from Purdue University and a Master of Business Administration from Northwestern University.

Fred, a business leader with extensive global operating experience in midsize to Fortune 100 multinational manufacturing corporations, is a member of the board of directors for Ingevity.

He served as chief executive officer of Masonite International Corporation from 2007 and president from 2006 to 2019. Fred joined Masonite from Alpharma Inc., where he served as president of the human generics division and senior vice president, Global Supply Chain from 2003 to 2006. Earlier in his career, Fred spent nearly 18 years at Honeywell International Inc., most recently as vice president and general manager of their specialty chemical business. He served on the Masonite’s board of directors from 2006 to 2019. Fred holds a Bachelor of Science degree in chemical engineering from Villanova University and a Master of Business Administration degree from Temple University.

Karen, an accomplished senior executive with over 25 years of management, legal and business experience with multinational industrial manufacturing companies, is a member of the board of directors for Ingevity.

She has served as executive vice president, chief administrative officer, general counsel and corporate secretary with Albemarle Corporation since 2010, where she leads the company’s legal, public affairs (government and regulatory affairs and communications), IT and compliance organizations. She previously served as advisor at Symmetry Advisors from 2009 to 2010, and general counsel in 2007 to Symmetry Holdings. Prior to this, she served in a variety of leadership roles at Barzel Industries from 2008 to 2009, including vice president, chief administrative officer and general counsel. Karen commenced her professional career with five years in private legal practice, followed by 16 years in roles of increasing leadership responsibility with GrafTech International, Ltd., including vice president, general counsel, human resources and company secretary. Karen G. Narwold is NACD Directorship Certified® and holds a Bachelor of Arts in political science from the University of Connecticut and a Juris Doctor from the University of Connecticut School of Law.

Dan, a proven business leader with four decades of broad domestic and international experience in finance and general management in major public corporations, is a member of the board of directors for Ingevity.

Dan spent nearly 28 years with Vulcan Materials Company until his retirement in 2014, most recently serving as executive vice president, strategy. Previously, he was executive vice president and chief financial officer (CFO) from 2010 to 2014, and senior vice president and CFO from 2005 to 2010. From 1997 to 2005, he served as president of one of Vulcan’s significant operating divisions. Dan joined Vulcan in 1988 as corporate controller. Earlier in his career, Dan served as director of finance, Europe, at Monroe Auto Equipment Company (now Tenneco Inc.). Prior to this, he held various financial roles at FMC Corporation from 1978 to 1986. He began his career with Kraft Inc. (now the Kraft Heinz Company) in 1976 as procurement analyst. Dan holds a Bachelor of Science in business administration degree in finance from John Carroll University and a Master of Business Administration degree from the Stuart School of Business at Illinois Institute of Technology.

F. David Segal (Dave), a business leader with experience driving shareholder value through capital allocation, corporate strategy, investments and operational performance, is a member of the board of directors for Ingevity.

Dave served as the vice president of investment excellence at International Paper Company (NYSE: IP) from February 2021 to January 2025. Prior to his tenure at International Paper Company, Dave was a portfolio manager for Franklin Mutual Advisers from 2002 to December 2020. His global research and investment responsibilities included assessing strategic positioning, industry fundamentals and overall return potential, as well as the effectiveness of corporate actions, including mergers and acquisitions and other strategic transactions, for sectors such as industrials, automotive, paper and forest products and defense. From 1999-2002, Dave was a fixed income analyst in the Structured Finance Group of MetLife. Additionally, he served on the board of directors of the International Automotive Components Group, a leading global auto parts supplier, from 2006 to 2019.

He earned a Bachelor of Arts from the University of Michigan and a Master of Business Administration from the Stern School of Business at New York University. Furthermore, Dave holds the Chartered Financial Analyst (CFA) professional designation.

Kevin, a corporate executive with extensive experience managing global financial functions and processes for a publicly traded company, including treasury, finance, tax and internal audit, is a member of the board of directors for Ingevity.

Kevin is chief financial officer (CFO) of Valvoline, Inc., where he is responsible for aligning financial strategy with company vision. He oversees all financial operations, including accounting and reporting, treasury, financial planning and analysis, risk management, credit, mergers and acquisitions, invetor relations, tax and internal audit.

Prior to his current role, Kevin served as senior vice president and CFO at Ashland Inc. He previously served as vice president of finance and controller for Ashland Specialty Ingredients, following the company’s acquisition of International Specialty Products in 2011. During his 37-year tenure at Ashland, Kevin has held accounting, finance and treasury management roles of increasing responsibility, including an international posting in the Netherlands to standardize processes across European operations. A native of Richmond, Kentucky, Kevin earned a bachelor’s degree in accounting from Eastern Kentucky University and an MBA from the Kellogg School of Management at Northwestern University.

Shon Wright, an executive with manufacturing experience in industrial and chemical companies, and a reputation for innovative strategic thinking and exceptional team management across continents, is a member of the board of directors for Ingevity.

He serves as vice president and president, Distribution Business of Cummins Incorporated.

Prior to his role as president, Mr. Wright served in a variety of positions during his more than 20-year tenure at Cummins, including an international assignment in South Africa serving as a Plant Manager, and leading the international purchasing offices in India and China for the company’s filtration division. Prior to joining Cummins, he worked as a Chemical Engineer for British Petroleum. Mr. Wright serves on the board of directors for Nuss Truck and Equipment and Wuxi Vane Wheel Engineering Company, Limited. He holds a Bachelor of Science degree in chemical engineering from the University of South Carolina, and a Master of Business Administration degree from Harvard Business School.