Limited PO Box 2137, Jeddah 22758 Saudi Arabia Has been assessed and found to meet the requirements of ISO 9001:2015 This certificate is valid for the following scope of operations: Production and Supply of Color and Additive Master Batches Authorised by: Stan Wright Director Date of Certificate Issue: 17 October 2022 Certificate Valid Until: 29 September 2025 Recertification audit before 30 August 2025.

Limited PO Box 2137, Jeddah 22758 Saudi Arabia Has been assessed and found to meet the requirements of ISO 14001:2015 This certificate is valid for the following scope of operations: Production and Supply of Color and Additive Master Batches Authorised by: Stan Wright Director Date of Certificate Issue: 20 December 2022 Certificate Valid Until: 19 December 2025 Recertification audit before 20 November 2025.

She serves as a member of the Board of Directors of International Paper (NYSE: IP) and holds a CPA certificate from the state of Texas.

These include positions in Assistant Corporate Corporate Controller; an ex-pat assignment in the UK supporting Avient’s Color business; Director of Finance for the Color, Additives & Inks segment; and, most recently, as Vice President of Internal Audit.

He serves as a member of the Board of Directors of Constellation Energy Corporation and is on the Dean’s Advisory Board for the College of Science and Engineering at the University of Minnesota.

Board of Directors Female or U.S. Our Board also represents a balanced mix of fresh perspectives from our newer Directors and more seasoned perspectives from our longer tenured Directors. Lin Retired President, Chief Executive Officer and Director, Calisolar Inc.

I offer my thanks to our many valued customers and for the new customers with whom we will collaborate in the future, to our Board of Directors for their ongoing support and guidance, and to our talented employees around the world for the work they do to execute our strategy and help us succeed. Governance and Corporate Responsibility * Denotes Chairperson Board of Directors Richard H. Lin Retired President, Chief Executive Officer and Director, Calisolar Inc.

Sincerely, Members of the Governance and Corporate Responsibility Committee Avient Board of Directors Avient Board of Directors Sandra Beach Lin Richard Fearon Gregory Goff Kerry Preete Dr. Avient’s Chief Financial Officer presents Management’s ERM analysis to Avient’s Board of Directors on an annual basis. Our Board believes that corporate governance is enhanced when a substantial majority of the directors are independent and when all directors have demonstrated substantial professional accomplishment and leadership in their careers.

Sincerely, Members of the Governance and Corporate Responsibility Committee Avient Board of Directors Avient Board of Directors Sandra Beach Lin Richard Fearon Gregory Goff Kerry Preete Dr. Avient’s Chief Financial Officer presents Management’s ERM analysis to Avient’s Board of Directors on an annual basis. Our Board believes that corporate governance is enhanced when a substantial majority of the directors are independent and when all directors have demonstrated substantial professional accomplishment and leadership in their careers.

Our commitment to diversity begins at the highest levels of our organization, as evidenced by the fact that 50% of our Board of Directors are female or racially diverse. With guidance and support from the Avient Board of Directors, we have been directing actions and programs to change how our organization views, values and uses diversity to create value for our stakeholders and customers. Both my executive leadership team and our Board of Directors have diverse teams with at least 50% racial and/or gender diversity as well as a variety of functional expertise and experiences,” says Dr.