https://www.avient.com/products/polymer-additives/repellant-antimicrobial-additives/cesa-withstand-antimicrobial-additives Slide 1: Injection molder

462307-2021-AQ-RGC-RvA Initial certification date: 23 June 2021 Valid: 24 June 2024 – 23 June 2027 This is to certify that the management system of Avient China Company Limited No. 188, Quanzhou Road, Zhongxin Suchu High-Tech Industrial Development Park, Chuzhou, Anhui, China has been found to conform to the Quality Management System standard: GB/T 19001-2016 / ISO 9001:2015 This certificate is valid for the following scope: Design and Manufacture of Color Concentrates, Filling Concentrates and Additive Concentrates http://www.dnv.com/assurance

Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com http://www.avient.com/

LEARN MORE https://www.avient.com/products/thermoplastic-elastomers/versaflex-thermoplastic-elastomers Slide 1: sports brand

AVIENT SOLUTION https://www.avient.com/products/engineered-polymer-formulations/general-engineered-formulations/nymax/bergamid-polyamide-formulations Slide 1: industrial equipment manufacturer

https://www.avient.com/products/polymer-additives/surface-modifier-additives/cesa-anti-phenolic-yellowing-additives Slide 1: TPEE/tpu FILM Manufacturer

مدونة قواعد السلوك مدونة قواعد السلوك الخاصة | 14 https://www.avient.com/company/policies-and-governance/it-systems-use-policy https://www.avient.com/company/policies-and-governance/it-systems-use-policy حقوق الملكية وسرية المعلومات، والأفكار والملكية الفكرية نافسية بسهولة إذا تمكّّن الآخرون من الوصول إلى معلوماتنا ت نا ال قد تتراجع قدرت نا الفكرية، واستخدموها لتطوير ت مسجلة الملكية، أو أفكارنا الإبداعية، أو ملكي نا. مدونة قواعد السلوك مدونة قواعد السلوك الخاصة | 17 http://polynet/ethics/CorporatePolicies/InformationSystemsUsePolicies/tabid/1885/Default.aspx http://polynet/ethics/CorporatePolicies/CyberandDataIncidentResponsePolicy/tabid/2729/Default.aspx http://polynet/ethics/GlobalPrivacyandDataProtectionPolicies/tabid/1870/Default.aspx http://polynet/ethics/CorporatePolicies/InformationSystemsUsePolicies/tabid/1885/Default.aspx http://polynet/ethics/CorporatePolicies/CyberandDataIncidentResponsePolicy/tabid/2729/Default.aspx المعلومات الداخلية والتداول قد تُتُاح لك الفرصة في Avient للاطلاع على معلومات جوهرية تخص الشركة أو أي شركة أخرى تربطنا بها تعاملات تجارية لم يتم الإفصاح عنها للعامة. مدونة قواعد السلوك المسؤولية الاجتماعية المسؤولية الاجتماعية مدونة قواعد السلوك الخاصة | 27 https://www.avient.com/company/sustainability/sustainability-report http://Avient.com/sustainability سؤال: طلب منّيّ مشرفي المباشر اتّبّاع إجراء جديد للتخلص من النفايات إلا أنني غير متأكد من أن هذا الأمر آمنًاً أو حتى قانونيًاً.

According to the company, the precise thumb control and long-term comfort has made these new accessories “wildly popular.” 1 http://www.statista.com/statistics/237749/value-of-the-global- entertainment-and-media-market/ AVIENT HELPS GAMING ACCESSORIES COMPANY TAKE AIM AT NEW OPPORTUNITIES © 2020, All Rights Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 To learn more, please contact Avient at +1.844.4AVIENT (1.844.428.4368)

$1.74 $1.93 $2.80 2019PF 2020PF 2021E Adjusted EPS (1) + 61% (1) (1) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition 4 Webcast Details The webcast can be viewed live at avient.com/investors, or by clicking here: https://edge.media- server.com/mmc/p/eaivs28r. # # https://www.avient.com/investors/ https://edge.media-server.com/mmc/p/eaivs28r https://edge.media-server.com/mmc/p/eaivs28r https://www.avient.com/investors/ http://www.avient.com/ 5 Forward-looking Statements In this press release, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995.

Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com http://www.avient.com/