He joined Avient in 2011 as assistant controller and later served as director, finance for the company’s Global Color, Additives & Inks business segment.

This has included Sales Director for Avient’s Color and Additives segment in Asia and General Manager of Engineered Materials Asia.

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.

For and on behalf of BSI Theuns Kotze, Managing Director – IMETA Assurance Last Assessment Date: 2022/06/25 Latest issue Date: 2022/08/24 Expiry Date: 2023/08/17 BSI Group India Private Limited T: +91 11 2692 9000 (CIN U74899DL1999PTC101381 info.in@bsigroup.com The Mira Corporate Suites bsigroup.com/en-IN Plot 1&2, Ishwar Nagar, Mathura Road New Delhi-110065, India Good Manufacturing Practices mailto:info.in@bsigroup.com

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.

Sincerely, Members of the Governance and Corporate Responsibility Committee Avient Board of Directors Message from the Governance and Corporate Responsibility Committee 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 Message from the Governance and Corporate Responsibility Committee 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 Board also represents a balanced mix of fresh perspectives from our newer Directors and more seasoned perspectives from our longer tenured Directors. Forty-two percent of our Directors are female or racially diverse. Lin Retired President, Chief Executive Officer and Director, Calisolar Inc.

Goff Director Date: February 13, 2015 /S/ GORDON D. Harnett Director Date: February 13, 2015 /S/ SANDRA BEACH LIN Sandra Beach Lin Director Date: February 13, 2015 /S/ RICHARD A. Powell Director Date: February 13, 2015 /S/ KERRY J.

Goff Director Date: February 12, 2016 /S/ WILLIAM R. Jellison Director Date: February 12, 2016 /S/ SANDRA BEACH LIN Sandra Beach Lin Director Date: February 12, 2016 /S/ RICHARD A. Powell Director Date: February 12, 2016 /S/ KERRY J.