英杰维特公司 NGVT

David H.?Li brings over 25 years of global leadership in advanced materials, combining strategic vision with operational excellence and cultural transformation. He assumed the role of President and CEO of Ingevity on April?7, 2025, and quickly led the company through the successful divestiture of its Industrial Specialties business and crude tall oil refinery, demonstrating his ability to execute complex corporate transitions. Prior to Ingevity, Mr.?Li served as CEO, President and Board Member of CMC Materials (formerly Cabot Microelectronics) from January 2015 to January 2022. Under his leadership, CMC was repositioned around innovation and growth across semiconductor and energy markets and ultimately acquired by Entegris, representing a fourfold return to shareholders during his tenure. Before becoming CEO, Mr.?Li spent nearly two decades at CMC Materials in progressively senior roles including Vice President, Asia Pacific Region (2006-2015). During this time, he drove regional growth, led cultural change initiatives and developed deep relationships across engineering, sourcing, investor relations and corporate development teams. Mr.?Li is currently enhancing the strategic direction of several high-performance materials companies through board service at Hexcel Corporation, a global leader in advanced composites for aerospace, defense and industrial applications, and CoorsTek, a pioneer in technical ceramics and engineered materials for energy, semiconductor and medical markets. CURRENT PUBLIC COMPANY BOARDS: Hexcel Corporation (NYSE: HXL) (since 2025) OTHER NOTABLE BOARDS/AFFILIATIONS: Director, Maxeon Solar Technologies Ltd. (NASDAQ: MAXN) (2023 - 2025). EDUCATION: B.S., Chemical Engineering, Purdue University; M.B.A, Northwestern University.

Ryan C. Fisher, Senior Vice President, General Counsel & Secretary (2024-present); Vice President, Deputy General Counsel, Chief Compliance Officer and Assistance Secretary (2021-2024); Deputy General Counsel, Chief Legal Officer - Performance Chemicals and Assistant Secretary (2016-2020); Senior Counsel, WestRock Company (2015-2015); Associate General Counsel, WestRock Company (2014-2015); Assistant General Counsel, WestRock Company (2006-2013).

Mr. Terry Dyer, Senior Vice President & Chief Human Resources Officer (2024-present); Senior Vice President Human Resources and Communications, Billerud (2020-2024); Chief Human Resource Officer, Worthington Industries (2012-2016); Prior to that role, he held various senior-level positions of increasing responsibility with Armstrong World Industries and Burlington Industries from 1998 through 2012.

Mr. Fernandez-Moreno served as interim President and CEO of Ingevity from October 2024 until April 2025, leveraging his extensive operational experience in the performance materials, chemicals and coatings industries to drive execution on the Company's long-term strategy and optimize business performance. He has been a member of Ingevity's Board since its spinoff from WestRock in 2016. During his prior role as President of Ashland's $3.5 billion chemical division and his current service on the board of Select Water Solutions, a $1.4 billion provider of sustainable water and chemical solutions to the energy industry, Mr. Fernandez-Moreno has overseen successful growth initiatives and developed a deep understanding of business impact and responsible environmental practices, which he leverages in Board discussions regarding strategies to maximize Ingevity's stockholder value creation. As former President of Water Technologies at Ashland, Mr. Fernandez-Moreno was instrumental in revitalizing the business. He introduced a focus on key growth opportunities that enhanced customer service and bolstered revenue growth, delivering a 55% increase in EBITDA year over year in 2013, ultimately resulting in a successful sale of the division for $1.8 billion in 2014. Having held numerous global leadership roles for large chemical producers in the U.S., Mexico, Brazil, France and the United Kingdom, he has worked to position complex global businesses for sustainable value creation, developing experience in M&A, joint ventures and divestitures. CURRENT PUBLIC COMPANY BOARDS: Select Water Solutions (NYSE: WTTR) (since 2022). OTHER NOTABLE BOARDS/AFFILIATIONS: HASA (since 2023); Huber Engineered Materials (since 2019); OQ Chemicals (2018 - 2023); Ascensus Specialties (2017 - 2021). EDUCATION: B.S., Chemical Engineering, Universidad Iberoamerica; Wharton Management Certificate Program, University of Pennsylvania.

Mr. Hoechner is an accomplished senior executive with more than 40 years of experience delivering exceptional results at high-growth technology-driven global organizations. As CEO of Rogers Corporation, he successfully transformed the company into a globally recognized market-driven, innovation-led growth company, driving significant value creation. Mr. Hoechner built world-class market positions in technologies that enable significant performance improvement in battery power distribution systems for electric vehicles and neighborhood electric vehicles. He led the execution of several accretive acquisitions, including DeWAL Industries, which bolstered the company's innovative technology applications portfolio and Silicone Engineering, expanding the company's global footprint. CURRENT PUBLIC COMPANY BOARDS: Curtiss-Wright Corporation (NYSE: CW) (since 2017); OTHER NOTABLE BOARDS/AFFILIATIONS: Director, Rogers Corporation (NYSE: ROG) (2017 - 2023); Director, Greater Phoenix Economic Council (2017 - 2022). EDUCATION: B.S., Chemical Engineering ; Wharton Management Certificate Program, University of Pennsylvania Pennsylvania State University.

Mr. Willis is a financial leader with an over 37-year tenure at Ashland Global, a global additives and specialty ingredients company, where he currently oversees all aspects of the corporate finance organization, including financial reporting, tax, strategic planning and financial risk analysis. His expertise in accounting principles and reporting requirements qualifies him as an audit committee expert under SEC rules. Over the course of his career, he has had an integral role in shaping value-creating strategies through returns-driven capital allocation planning, operating efficiencies initiatives and business portfolio separations, including Ashland's successful $3.9 billion separation from Valvoline. He is currently a member of Ashland's executive committee, where he shares overall responsibility for setting Ashland's global strategy, managing capital and upholding operating principles. This experience allows him to contribute to the Board's oversight of value creation and capital allocation strategies. Mr. Willis brings substantial M&A execution experience to the Board. As CFO of Ashland, he has directly overseen a number of large scale transactions, including Ashland's spinoff of its Valvoline stake, $1.8 billion sale of its water technologies business to Clayton, Dublier & Rice and $1.7 billion sale of its Performance Adhesives business to Arkema. Spending nearly three years in the Netherlands, he helped lead Ashland's effort to standardize processes and implement accounting and other administrative shared services across European operations, improving regulatory compliance and risk mitigation and ensuring data consistency, leading to more effective decision making. Notable Boards/Affiliations: AppHarvest (OTC: APPHQ) (2022 - 2023) Education: B.S., Accounting, Eastern Kentucky University. M.B.A., Kellogg Graduate School of Management at Northwestern University.

Ms. Gulyas has extensive senior leadership experience in the chemicals industry, including at DuPont, where she held a variety of executive positions over her 36-year career with the company. During her tenure, she led three multibillion-dollar growth-oriented businesses, including a $4 billion business portfolio covering 35 global sites, and served as chair of a $1 billion joint venture with the Japanese company Teijin, which enables her to provide global markets and industry relevant expertise to the Board. Ms. Gulyas' significant experience in international operations, particularly in Europe and Asia, spans risk oversight, sustainability, global manufacturing and sales. Her tenure at DuPont also included responsibility for a range of industries relevant to Ingevity's business, including specialty chemicals. She has extensive experience in marketing and international sales and distribution, having served as the first Chief Marketing Officer at DuPont with responsibilities for branding, market research, digital marketing and worldwide capacity. This expertise allows her to provide valuable insights into market trends and go-to-market strategies that impact the Company's growth and overall performance. Ms. Gulyas also has a track record of successfully overseeing transformative M&A, having served on the Board of W.R. Grace & Co. during the company's $7 billion sale to Standard Industries. CURRENT PUBLIC COMPANY BOARDS: Expeditors International of Washington (NYSE: EXPD) (since 2015). OTHER NOTABLE BOARDS/AFFILIATIONS: W.R. Grace & Co. (2015 - 2021, until acquisition by Standard Industries); Mallinckrodt Pharmaceuticals (NYSE: MNK) (2013 - 2018); International Motors, LLC (formerly Navistar; previously publicly traded; NYSE: NAV) (2009 - 2012); Viasystems (previously publicly traded; NASDAQ: VIAS) (2003 - 2009). EDUCATION: B.S., Chemical Engineering, University of Notre Dame.

Ms. Narwold has over thirty years of executive, management, legal, and compliance experience in chemicals and manufacturing, including as Chief Administrative Officer and General Counsel of several public companies. Her areas of expertise include law, corporate governance, compliance, executive compensation, risk oversight, strategic planning, M&A, and cybersecurity. Ms. Narwold also has expertise in the area of sustainability with a focus on leveraging best-in-class benchmarking to drive corporate accountability and reporting. Executive Vice President, Chief Administrative Officer, General Counsel, and Corporate Secretary of Albemarle Corporation (Albemarle), a global specialty chemicals company, since 2010, including leadership of the legal, public affairs (government and regulatory affairs and communications), and compliance organizations. She is also a member of Albemarle's Enterprise Risk Management and Disclosure Committees. Previously held various leadership roles at Symmetry Holdings (2007-2010) and Barzel Industries (2008-2009), including for both as General Counsel, and at GrafTech International (1990-2006), a global graphite and carbon manufacturer and former subsidiary of Union Carbide, including serving as Vice President, human resources, General Counsel, and Secretary. Ms. Narwold has bachelor's degree in political science from the University of Connecticut and a juris doctor degree from the University of Connecticut School of Law. CURRENT PUBLIC COMPANY BOARDS: Standard Lithium Ltd. (TSXV: SLI) (NYSE American: SLI) (since 2025); Calumet, Inc. (NASDAQ: CLMT) (since 2025).

Mr. Wright, an accomplished international business executive with a proven track record of success brings nearly thirty years of expertise in strategy, operations, sales and marketing. With a dynamic background spanning multiple business segments in the chemical, automotive, and industrial manufacturing industries and notable achievements in executive roles, he offers valuable insights into strategic planning, international operations, supply chain management, and risk management. His multinational industrial and expat expertise includes production and logistics management in South Africa, India, Western Europe and China providing a critical global perspective to Board discussion on Ingevity's global operations in over 30 countries. Throughout his tenure at Cummins, Mr. Wright has had full P&L responsibility for significant business segments, including his role as President of Components and Software, where he led a $2.5 billion business with 8,000 employees and 17 manufacturing sites. During his tenure, he oversaw expansions, such as the $20 million refurbishment of U.K. facilities, a $25 million expansion in Charleston, SC, and a $15 million expansion in Wuxi, China, driving a 60% growth in the global turbocharger business. Mr. Wright also managed the integration of Cummins' $325 million acquisition of Jacobs Vehicle Systems (JVS), creating new growth and technical opportunities. Effective March 15th, Mr. Wright was promoted to Vice President and President of Distribution Business, with full P&L responsibility for an $11 billion business with over 14,000 employees in 190 countries. In this role, he will focus on delivering sales and service support, investing in employee development, advancing safety performance, and improving operational performance. His commitment to excellence and a strategic vision for sustainable growth positions him as a valuable asset on the Ingevity board, driving informed decision making and fostering long term success. Notable Boards/Affiliations: Scania Cummins, a Cummins joint venture (since 2022); Wuxi Vane Wheel Engineering Company, a Cummins joint venture based in China (since 2017); Nuss Truck and Equipment (2013-2023) Education: B.S., Chemical Engineering, University of South Carolina; M.B.A., Harvard Business School; Cybersecurity Oversight Certification, Carnegie Mellon University's Software Engineering Institute.

Mr. Lynch served as President and Chief Executive Officer of a public, global manufacturing company for twelve years until his retirement in 2019, also having served as a director for that organization. He also brings substantial prior executive experience in the chemicals industry, and in-depth knowledge of global business, manufacturing, supply chain management, sustainability and strategic planning. He is an audit committee financial expert under SEC rules. Professional Highlights: Operating Partner, AEA Investors, LP, a global private investment firm, since January 2020; Director of Traeger Grills (2020-2021), Process Sensing Technologies (since December 2020), and Window Nation (since 2021) (portfolio companies of AEA Investors, LP). President and CEO of Masonite International Corporation, a global manufacturer of doors and door systems from 2006 until his retirement in 2019. Previous experience includes President of human generics division and Senior Vice President of global supply chain for Alpharma, Inc. (2003-2006), and eighteen years at Honeywell International, including Vice President and General Manager of its specialty chemicals business. Mr. Lynch has a bachelor's degree in chemical engineering from Villanova University and a master's degree in business administration from Temple University. NOTABLE BOARDS/AFFILIATIONS: Nations Roof (since 2024) Verdesian Life Sciences (since 2023); TileBar (since 2023) ; Window Nation (2021-2022) ; Traeger Pellet Grills Holdings (NYSE: COOK) (2020 - 2021) ; Process Sensing Technologies (2020 - 2024) ; Masonite International Corporation (previously publicly traded; NYSE: DOOR) (2009 - 2019).

Mr. Segal, served as Vice President of Investment Excellence for International Paper Company from February 2021 to January 2025. In this role, Mr. Segal led the Company's initiatives in creating shareholder value, including capital allocation, corporate strategy, investments, and operating performance. Prior to joining International Paper Company, Mr. Segal served as Portfolio Manager of the Franklin Mutual Series Fund from 2002 to December 2020. Mr. Segal previously served as a director of International Automotive Components Group, a leading global auto parts supplier, from 2006 to 2019. Mr. Segal received a B.A. from the University of Michigan and an M.B.A. from New York University's Stern School of Business. He holds the Chartered Financial Analyst professional designation. NOTABLE BOARDS/AFFILIATIONS: International Automotive Components Group, a leading global auto parts supplier (2006 - 2019); Directorship Certification, National Association of Corporate Directors (since 2025); Designated as a Chartered Financial Analyst (since 2000).

On June 22, 2026, Ryan Cotterman, was appointed as Vice President, Chief Accounting Officer and principal accounting officer of Ingevity Corporation. Mr. Cotterman most recently served as Senior Director, Corporate Controller of Ralliant Corporation (NYSE: RAL), a publicly traded precision technology company spun off from Fortive Corporation (NYSE: FTV), which he joined in 2025. Prior to that, Mr. Cotterman served as Vice President, Corporate Controller of Cornerstone Building Brands, Inc. from 2023 to 2024. From 2017 to 2023, Mr. Cotterman held positions of increasing responsibility at Advance Auto Parts, Inc. (NYSE: AAP), most recently as Vice President, Assistant Controller. Earlier in his career, Mr. Cotterman spent 14 years with Ernst & Young LLP, rising to Assurance Services Senior Manager (2004-2017), where he led audits and initial public offerings for SEC-registered clients across the manufacturing, life sciences, technology, and SaaS sectors. Mr. Cotterman received a Bachelor of Science in Accounting from Le Moyne College. He is a Certified Public Accountant licensed in the State of North Carolina.

Ms. Castillo, Senior Vice President and President, Performance Materials (2025-present), Vice President, Global Chemicals at Avantor (2025); Vice President, Business Transformation at Avantor (2023-2025); Vice President, Supply Chain and Engineering at Avantor (2020-2023); Vice President Global Product Management at Avantor (2018-2020); Prior to that role, she held various senior-level positions of increasing responsibility with Celanese from 2009 through 2018.

The Company also announced that Phillip J. Platt, who currently serves as Senior Vice President, Finance and Chief Accounting Officer of Ingevity, has been appointed as Senior Vice President and CFO and as a member of the executive leadership team, effective May 1, 2026. Mr. Platt, age 44, joined Ingevity in 2015 as Chief Accounting Officer and Corporate Controller. Since joining the Company, Mr. Platt has held other key finance leadership roles, including Vice President of Financial Planning and Business Transformation Lead, where he led the implementation of the company's global ERP system, while serving as the Company's Chief Accounting Officer. Since becoming Senior Vice President, Finance, in 2024, he has led the Financial Reporting and Analysis, Treasury, Investor Relations, and Business Transformation teams in addition to his duties as the Company's Chief Accounting Officer. Mr. Platt is a certified public accountant and received a BBA, Accounting from Temple University.

Mr. Michael N. Shukov, Senior Vice President and President, Advanced Polymer Technologies (2025-present); Managing Director, Industrial Coatings EMEA at PPG (2020-2023); Managing Director, PPG Industries at PPG (2017-2020); Regional Business Director at PPG (2014-2017); Managing Director at Solvay (2012-2014); Business Director at Dow Chemical (2009-2011); Prior to that role, he held various senior-level positions of increasing responsibility with Rohm and Haas from 2001 through 2011.