PolyOne Corporation Chairman, President and Chief Executive Officer, PolyOne Corporation

Avient Corporation Chairman, President and Chief Executive Officer, Avient Corporation

AVIENT CORPORATION GOVERNANCE AND CORPORATE RESPONSIBILITY COMMITTEE CHARTER Membership • The Governance and Corporate Responsibility Committee (the “Committee”) of the Board of Directors (the “Board”) of Avient Corporation (the “Company”) will consist entirely of directors who meet the definition of “independent” as set forth in the Corporate Governance Standards of the New York Stock Exchange. • Members of the Committee will be appointed by the Board each year following the annual meeting of shareholders. • Each Committee member will serve at the pleasure of the Board for such term as the Board may decide. Corporate Governance. • At least annually, review the Company’s Corporate Governance Guidelines and recommend changes to the entire Board, if appropriate. 3 • Review and make recommendations to the Board regarding various corporate governance matters. • Conduct an annual evaluation of the Committee’s performance. Committee Meetings and Action • A majority of the Committee members will be a quorum for the transaction of business. • The action of a majority of those present at a meeting at which a quorum is present will be the act of the Committee. • Any action that may be taken at a meeting of the Committee may be taken by written consent so long as the written consent is unanimously approved and filed with the Corporate Secretary. 4 • The Company’s General Counsel and Corporate Secretary will be the management liaison to the Committee. • The Committee may appoint subcommittees from time to time as needed, and may delegate authority to such subcommittees or to officers of the Company, when appropriate, consistent with applicable laws, regulations, and listing standards. • The Corporate Secretary or his or her designee will be responsible for keeping minutes of the Committee meetings. • The Committee will meet at least two times a year and at such other times as may be requested by its Chairman. • The Committee will regularly report the Committee’s activities and any recommendations to the Board in such manner and at such times as the Committee or the Board deems appropriate. • The Committee will annually review its charter and recommend any changes to the Board of Directors.

For the same reasons, Avient is unable to address the probable significance of the unavailable information. Plastic Tax) RECYCLE SOLUTIONS 145 Global regulatory measures addressing collection sorting, extended producer responsibility (EPR), waste recycling, and reuse RECYCLE SOLUTIONS 100% Recyclable or reusable packaging in the E.U. by 2030 (E.U. Per Carlsson, Manufacturing and Operations CUSTOMER TESTIMONIALS Avient Corporation 71 50 90 0 20 40 60 80 100 2022 2030 Medical Plastics Market Size PRESERVE – TAKEAWAY Protecting Human Life and Enabling Connectivity Drives Growth Projections Examples Covered Today 56% Other Applications 44% 2022 $525M (in $ Bi lli on s) 8% CAGR 34% CAGR 5G Infrastructure Market Size 12 92 0 10 20 30 40 50 60 70 80 90 100 2023 2024 2025 2026 2027 2028 2029 2030 (in $ Bi lli on s) Source: Grand View Research Source: Global Data Summary Jamie Beggs Senior Vice President and Chief Financial Officer Avient Corporation 72 OUR SUSTAINABILITY REPORT Avient Corporation 73 Avient Corporation 74 2030 SUSTAINABILITY GOALS Avient Corporation 75 PERFORMANCE AND RECOGNITION 1 2 5 ESG Ratings Performance ESG Awards and Certifications top 13% 94th percentile Avient Corporation 76 SUSTAINABILITY INNOVATION AWARDS Ultra-Low Carbon Footprint TPE Innovation Award, Finalist: Plastics Industry Association PCR Colorants + Additives Sustainable Packaging Innovation, Finalist: U.S.

PolyOne Corporation PolyOne Corporation PolyOne Corporation

We established a comprehensive EH&S MS to systemically identify and address any risks. We report any material risks identified by the system, as well as plans to address them, to the Board of Directors EH&S Committee on an annual basis. Regarding physical security, facilities undergo periodic analyses to address potential threats.

One key change is that eight extractable elements have been taken out of USP 661.1 as these heavy metal testing requirements are addressed in another regulation, USP 232. For assistance in addressing your questions or challenges, contact one of our experts for support.

Avient’s colorants and additives showcased at Chinaplas 2025 aim to address several key secular trends and help solve complex challenges, including: Media Contact Jennifer Huang Avient Corporation jennifer.huang@avient.com Company Officers

Avient will also showcase the following functional additives, colorants, TPEs, and support services to help address the needs and trends of an evolving healthcare landscape: Media contact Jennifer Huang  Senior Manager, Marketing Communications Asia  Avient Corporation   +86 21 60284888  jennifer.huang@avient.com Company Officers

– To help medical device manufacturers develop ways to address healthcare-associated infections (HAIs), PolyOne is launching two new medical-grade GLS™ TPE products here at MD&M West (Booth #848). About PolyOne PolyOne Corporation, with 2015 revenues of $3.4 billion, is a premier provider of specialized polymer materials, services and solutions. Company Officers