Patterson President and Chief Executive Officer PolyOne Corporation Page 5 PolyOne Leadership Name Title Name Title Stephen D. Patterson President and Chief Executive Officer Kurt Schuering Vice President, Global Key Account Management Bradley C Richardson Executive Vice President and Chief Financial Officer Cathy K. Kahler Senior Vice President Chief Commercial Officer Dr.

1 AVIENT CORPORATION AUDIT COMMITTEE CHARTER Authority The Board of Directors, by resolution dated August 31, 2000, established the Audit Committee. The members of the Audit Committee shall be appointed by the Board on the recommendation of the Governance and Corporate Responsibility Committee. Review with the chief legal officer the investigation and disposition of any reports made under the Commission’s Rule 205 of a material violation of securities law or breach of fiduciary duty or similar violation by the Company or by any of its officers, directors, employees or agents. 7.

Originat Cycte Start Date: Expiry Date of Previous Cycle: Certification/Recertification Audit Date: Certification/Recertification Cycte Start Date: Subject to the continued satisfactory operation of the organization's Management System, this certificate expires on: Certificate No: N1027324 I Version: 1 02 December 2003 14 Septembe r 2O24 16 February 2024 06 March 2024 18 March 2027 Revision date: 06 March 2024 Ow^ An\qgKerbusch - Director Certification Benelux Managing Office: Bureau Veritas lnspection and Certification The Netherlands B.V. - Ptotterweg 38, 3821 BB nmersfoort lssuing Office: Bureau Veritas lnspection and Certification The Nethertands B.V. - Plotterweg 38, 3821 BB Amersfoort Further clarifications regarding the scope of this certificate and the appticabitity of the management system requirements may be obtained by consutting the organization. Avient Protective Materiats (Heerten) Eisterweg 3, 6422 pN Heerten, The NetherIands Design, devek:pment, marketing & sales and related apptication support of UHA4WPE, Uttra - High -Motecutar-Weigh t PolyEthytene fibers and UniDirectionat sheets Site Address Scope @ EIT:TilU rE:I:.TETCI c t rrl +,t U tr-rf. r- +-t r_ CJ V) CU '(- (.) Standard ISO 900 1:2015 Scope of suppty Version: 1 Revision date: 06 March 2024 Kerbusch - Director Certification Benelux Managing office: Bureau veritas lnspecLion and certification The Nethertan

Sanders Senior Vice President, General Counsel, Secretary and Corporate Ethics Officer Leslie M. Jellison Retired Vice President, Chief Financial Officer, Stryker Corporation Committees: 1*, 3 Ashish K. President and Chief Executive Officer, Avient Corporation Committee: 3 Sandra B.

Patterson President and Chief Executive Officer PolyOne Corporation Page 6 PolyOne Corporation Page 7 Robert M. Patterson President and Chief Executive Officer Bradley C. Kahler Senior Vice President and Chief Commercial Officer Craig M.

Officer@Avient.com. We expect that most questions and concerns or potential violations can be effectively addressed by your supervisor, human resources representative or the Corporate Ethics Officer. For other officers and employees, waivers may be granted only by the Corporate Ethics Officer in consultation with the standing members of the Ethics Committee.

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