Chemours Co

The following list sets forth our executive officers and a summary of their professional experience.

Denise Dignam, age 59, serves as our President and Chief Executive Officer. Ms. Dignam was appointed Chief Executive Officer in March 2024. Ms. Dignam joined Chemours in 2015 and has served as our President – Titanium Technologies, from 2023 to 2024; President – Advanced Performance Materials from 2021 to 2023; Vice President of Global Operations – Fluoroproducts, from 2019 to 2021; Global Senior Business Director – Fluoropolymers, from 2016 to 2019; and North American Business Director – Diversified Technologies and Industrial Resins, from 2015 to 2016. Previously, she worked at EID in various roles, including Director of Global Supply Chain – Fluoroproducts, from 2013 to 2014; Global Business Manager of Sulfur Products, from 2009 to 2013; and Global Sales Manager of Clean Technologies from 2007 to 2009. Ms. Dignam joined EID in 1988 as a design engineer.

Shane Hostetter, age 43, serves as our Chief Financial Officer. Mr. Hostetter was appointed to this role in July 2024. Prior to joining Chemours, Mr. Hostetter served as Executive Vice President, Chief Financial Officer of Quaker Chemical Corporation ("Quaker Houghton") since March 2023, and also served as Chief Accounting Officer from October 2023 to January 2024. Mr. Hostetter previously served as Quaker Houghton's Senior Vice President, Chief Financial Officer from April 2021 through February 2023. Prior to that role, he served as Vice President, Finance and Chief Accounting Officer from August 2019 until April 2021, and Global Controller and Principal Accounting Officer from September 2014 until July 2019. Prior to Quaker Houghton, Mr. Hostetter held several financial leadership roles at Pulse Electronics Corporation. Mr. Hostetter began his career at PricewaterhouseCoopers LLP ("PwC") within the assurance practice.

Joseph T. Martinko, age 57, serves as our President – Thermal & Specialized Solutions. Mr. Martinko was appointed to this role in July 2023. Mr. Martinko joined Chemours in 2015 and served as Global Business and Marketing Director – Opteon™ products from 2015 to 2019 and Senior Business Director, Americas, from 2019 to 2023. Previously, Mr. Martinko worked at EID in various roles in the fluorochemicals business including North America General Manager and various Global sales, business and marketing roles in Fluoroproducts. Mr. Martinko joined EID in 1995 and had Safety, Health and Environmental and Operations responsibility for several manufacturing units at EID's Chambers Works Facility.

Gerardo Familiar, age 49, serves as our President – Advanced Performance Materials. Mr. Familiar was appointed to this role in March 2023. Mr. Familiar joined Chemours in 2015 and has served as our General Manager - Chemours Hydrogen Venture from 2022 to 2023; Senior Director of TSS Global Strategy, Marketing, and Regulatory Affairs from 2020 to 2022; Director of Investor Relations from 2019 to 2020; Global Business Director and President - Chemours Mexico from 2016 to 2019; and Global Business Director - Coatings from 2015 to 2016. Previously, he worked at EID in various roles, including Global Business Manager from 2014 to 2015; and Business & Marketing Manager North America - APM & TSS from 2013 to 2014. Mr. Familiar joined EID in 2002 as a Sales and Marketing Leader - Mexico and Central America. Prior to joining EID, Mr. Familiar was a Senior Consultant at PwC from 2000 to 2002; and a Business Consultant at Decide MX from 1995 to 1999.

Diane I. Picho, age 64, serves as our Interim President - Titanium Technologies. Ms. Picho was appointed to this role in March 2024. Ms. Picho has been appointed to serve as our Chief Enterprise Enablement Officer, with an effective date of March 3, 2025. Ms. Picho joined Chemours in 2015 and has served as Vice President of Human Resources and Chief of Staff for Titanium Technologies from 2023 to 2024; Vice President of Commercial Operations for the Chemours Advanced Performance Materials business from 2022 to 2023; Senior Director of Commercial Operations for the Chemours Advanced Performance Materials business from 2020-2021; Senior Director of Global Strategy & Business Operating Systems for Chemours Fluoroproducts from 2017 to 2019; and Global Business Productivity Director for Chemours Fluoroproducts from 2015 to 2016. Prior to joining Chemours, Ms. Picho worked at EID in various roles including, North America Regional Business & Market Director for DuPont Chemicals & Fluoroproducts from 2013 to 2015; and Global Business Manager for Fluorochemicals Refrigerants from 2007 to 2012. Ms. Picho joined EID in 1983 as an R&D Engineer.

Kristine Wellman, age 55, serves as our Senior Vice President, General Counsel and Corporate Secretary. Ms. Wellman was appointed Senior Vice President, General Counsel & Corporate Secretary in October 2022. Ms. Wellman joined Chemours in December 2014 and has held several positions within the Company throughout her tenure. Ms. Wellman served as Associate General Counsel and Assistant Corporate Secretary from July 2015 through February 2019, and a Vice President from March 2018 through February 2019. Ms. Wellman joined business operations for the Fluoroproducts business in March 2019, serving as Plant Manager, Chambers Works, from March 2019 through November 2020. From December 2020 through November 2021, Ms. Wellman served as Vice President, Advanced Performance Materials, Sustainability. She next was appointed to Vice President, Strategic Planning until September 30, 2022. Prior to joining Chemours, Ms. Wellman held legal leadership positions at several financial institutions, including Senior Vice President and Chief Counsel, Capital One, from February 2012 through November 2014, General Counsel ING Bank, fsb, a U.S. subsidiary of ING Group, N.V., from August 2010 through February 2012, and positions of increasing responsibility within the legal department of Branch Banking & Trust Company (BBT) from June 2006 through July 2010, including Senior Vice President and Deputy General Counsel, July 2008 through July 2010. In 1995, Ms. Wellman began her legal career in private practice focusing on M&A, corporate and securities law, and corporate governance.

Damián Gumpel, age 50, has been appointed to join Chemours and will serve as the President - Titanium Technologies, with an effective date of March 3, 2025. Previously, he worked at Olin Corporation from 2015 to 2025, where he most recently served as Vice President, Corporate Strategy, helping define new corporate strategy and executing several M&A transactions. Mr. Gumpel previously held positions as President of Olin’s Epoxy and Chlor Alkali Products & Vinyls divisions. Mr. Gumpel also worked at The Dow Chemical Company from 2009 to 2015, where he held several commercial positions, and Accenture from 1998 to 2007.

Brian Shay, age 52 serves as our Interim Chief Human Resources Officer. Mr. Shay was appointed to this role in September 2024. Mr. Shay joined Chemours in 2020 and has served in several Human Resources leadership roles including Vice President, Total Rewards, Human Resources Business Partner, and Human Resources Vice President with responsibility for Compensation & Benefits, Operations, and Talent & Culture. Prior to joining Chemours, Mr. Shay worked at PwC from 1997 to 2003, and SAP from 2003 to 2020, where he held positions of increasing responsibility within human resources.

Alvenia Scarborough, age 51, serves as our Senior Vice President, Corporate Communications and Chief Brand Officer. Ms. Scarborough was appointed to this role in October 2020, after serving as Senior Director of Corporate Communications and Brand Marketing since July 2015. Prior to Chemours, Ms. Scarborough held a variety of corporate communications and marketing communications positions with increasing responsibility across brand development, corporate reputation, media relations, employee communications, and digital marketing. Ms. Scarborough brings over two decades of communications experience with leading multinational companies, including: EID, where she served as the Corporate Leader, Brand Management, Protection and Licensing from 2013 to 2015 and Global Director, Business Communications from 2011 to 2013; Newell Rubbermaid, where she served as the Director, Business Communications and Brand Marketing, Global Technology Brands from 2009 to 2010; and Kodak Alaris, where she served as Director of Marketing & Communications, Consumer Imaging from 2000 to 2009, where she spent several years as a product management commercial leader. Ms. Scarborough’s unique experience and modern approach to communications have resulted in multiple industry awards and recognition for breakthrough social media and advertising campaigns.