Avient Corporation. For the same reasons, Avient is unable to address the probable significance of the unavailable information. All Rights Reserved 2024 25 Strong and committed team leading the change Leslie Sequeira Chief Information Officer Jamie Beggs SVP and Chief Financial Officer Joel Rathbun SVP Mergers & Acquisitions Woon Keat Moh SVP and President Color, Additives and Inks Chris Pederson SVP and President Specialty Engineered Materials Amy Sanders SVP, General Counsel and Secretary Kyle Rose VP, Corporate Communications John Midea SVP, Global Ops and Process Improvement NEW NEW Kristen Gajewski SVP and Chief Human Resources Officer ALSO HERE TODAY Phil Clark SVP and Chief Technology Officer NEW ALSO HERE TODAY Mike Irwin SVP, New Business Development and Marketing Excellence NEW Color, Additives and Inks SEGMENT STRATEGIC REVIEW Woon Keat Moh AVIENT INVESTOR DAY December 4, 2024 Copyright © .

Microsoft Word - Letter Detail Bank Account.docx Avient Colorant Malaysia Sdn Bhd Formerly Known as Clariant Masterbatches (M) Sdn Bhd Company No: 199701025292 (440790-X) Shah Alam Office: Butterworth Site: No. 79 & 80, Hicom Sector B, Lot 1232, MK. 15, Jalan Teluk Gadung 27/93A, Kawasan Industri Kecil & Sederhana, 40000 Shah Alam, Simpang Ampat, Selangor Darul Ehsan, Malaysia. 14120 S.P.S. Tel: (603) 5101 2888 Fax: (603) 5191 8718 Tel: (604) 588 0668 Fax: (604) 588 0590 www.avient.com Date : 17 May 2021 Dear Valued Customer, RE : Electronics Payment Info COMPANY : Bank Account Name: Avient Colorants Malaysia Sdn Bhd Formerly known as CLARIANT MASTERBATCHES (M) SB Business Registration No.: 199701025292 (440790X ) Address : Lot 1232, MK 15, Kawasan Industri Kecil & Sederhana, Simpang Ampat, 14120 S.P.S. Telephone No.: 604-588 0668 (CSD) & 603-5101 2820 (Finance) Fax No. : 604-588 0590 (CSD) & 603-5101 2882 (Finance) E-mail address* : ar_my@clariant.com;leelee.tang@avient.com; jennifer.tung@avient.com; Contact Person*: CSD - Ms Tang Lee Lee & Ms Jennifer Tung BANK : Bank Name : Citibank Berhad Bank Address : Menara Citibank, 165 Jalan Ampang, 50450 Kuala Lumpur Bank Account Number : MYR - 0114599018 USD - 0114599069 Swift Code : CITIMYKL *Please e-mail us your payment remittance so that we can update our records.

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.

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.

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 o t rrl +,t (u U tr-rf. r- +-t r_ o CJ V) CU '(- (.) f co (.) t_ f m Appendix awarded to Avient Protective Materials Urmonderbaan 22 6167 RD Geleen The Netherlands This certificate arso concerns berow mentioned organization(s) and site(s). 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

– 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

The SDGs address global environmental, social and economic issues and blueprint the path to a more sustainable future. Avery Dennison Corporation FMC Corporation The Scotts Miracle-Gro Company Cabot Corporation H.B. Management Continuity Agreements We have entered into Continuity Agreements with all of our elected corporate officers, including each of the Named Executive Officers.

Our Internet address is www.polyone.com. Pune, India 6. Novo Hamburgo, Brazil Suwanee, Georgia (2) Pune, India (1) 21.

Ethics Hotline 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. These disclosures should be submitted for resolution, in writing, to the General Counsel or the Corporate Ethics Officer.