Associates can also submit their proposals to improve occupational health, safety, and well-being via various suggestion mechanisms employed. These certifications are created and maintained via disciplined, sustainable processes that establish baseline expectations for our performance and remain evergreen. Compliance and Training Programs 78 Sustainability Report | 2018 Ethics Hotline and Reporting An independently managed Ethics Hotline, with multi- language capabilities, is available globally via Web or by phone, 24/7.

HAMMERHEAD™ MARINE COMPOSITE PANELS APPLICATION & INSTALLATION GUIDE PRODUCT DESCRIPTION FEATURE BENEFIT Exceptional strength-to-weight ratio Lightweight yet strong structural performance and increased payloads Resistance to UV light, chemicals, moisture degradation and rot Resistance to harsh marine conditions Tough and impact resistant Durability and long product life Dimensionally stable Consistent performance in extreme temperature and humidity fluctuations Strong adhesive properties Easy bonding to various materials FEATURE BENEFIT Ready-to-install Fewer parts & reduced scrap Large format Improved aesthetics with seamless designs Made via continuous-fiber manufacturing process Consistent quality in every panel PERFORMANCE ADVANTAGES MANUFACTURING ADVANTAGES Hammerhead™ Marine Composite Panels are made from continuous glass-fiber reinforced thermoplastic face sheets and polyester foam cores.

we have significant financial capacity to continue to pursue strategic acquisitions, invest in innovation and return cash to shareholders via share repurchases and dividends." A simultaneous webcast of the call will be accessible via the company's website at www.avient.com/investor.

Pour plus d'informations sur la façon dont Avient traite vos informations personnelles pour ces services et les sites web de tiers, veuillez consulter la déclaration de confidentialité d'Avient Corporation, disponible à l'adresse suivante : https://www.avient.com/company/policies-and-governance/avient-corporation-privacy-statement). Le terme « informations personnelles » désigne toute information qui, seule ou en combinaison avec d'autres informations, vous identifie directement ou indirectement ou peut être associée à vous, et que vous nous avez fournie dans le cadre de votre inscription et de votre candidature via cette plateforme de recrutement (c'est-à-dire votre candidature et votre profil de candidat). Date d'entrée en vigueur : 1er août 2020 mailto:PRIVACY.OFFICER@AVIENT.COM https://privacyportal.onetrust.com/webform/b25cf7b1-a93a-4d26-8c84-ceda4d0ae91b/e180cbe4-d1b9-49bd-b621-cb5f6a0f42cb mailto:PRIVACY.OFFICER@AVIENT.COM

OUR CODE OF INTEGRITY IN OUR CORPORATE SOCIAL CODE OF CONDUCT | 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 Proprietary and Confidential Information, Ideas and Intellectual Property Our competitive edge can easily be diminished if others gain access to Avient’s proprietary information, innovative ideas or intellectual property and use it to develop competing products or to gain positions with our customers. OUR CODE OF INTEGRITY IN OUR CORPORATE SOCIAL CODE OF CONDUCT | 17 http://polynet/ethics/CorporatePolicies/InformationSystemsUsePolicies/tabid/1885/Default.aspx http://polynet/ethics/CorporatePolicies/InformationSystemsUsePolicies/tabid/1885/Default.aspx http://polynet/ethics/CorporatePolicies/CyberandDataIncidentResponsePolicy/tabid/2729/Default.aspx http://polynet/ethics/CorporatePolicies/CyberandDataIncidentResponsePolicy/tabid/2729/Default.aspx Insider Information and Trading At Avient, you may become aware of material information relating to Avient or any company with which we do business that has not been disclosed to the public. OUR CODE OF INTEGRITY IN OUR CORPORATE SOCIAL CODE OF CONDUCT | 27 https://Avient.com/sustainability http://Avient.com/sustainability http://Avient.com/sustainability https://www.avient.com/company/sustainability/sustainability-report/products/no-surprises-pledge-0 Q: My supervisor asked me to follow a new waste disposal procedure, but I am not sure it is safe or even legal.

Microsoft Word - Final - 7.29 1158am AVNT-2021.06.30-News Release (002) 1 NEWS RELEASE FOR IMMEDIATE RELEASE Avient Announces Record Second Quarter 2021 Results, Increases Full Year Guidance • GAAP EPS from continuing operations increased to $0.74 from $0.25 in the prior year quarter • Sales increased 42% to $1.235 billion and adjusted EPS increased 107% to $0.87 driven by very strong demand conditions in nearly all end markets • Full year adjusted EPS guidance for 2021 increased from $2.80 to $3.00, representing 55% growth over the prior year adjusted EPS of $1.93 • Investor Day to be held December 9th in New York City will highlight sustainable solutions portfolio and innovation to drive future growth CLEVELAND – July 30, 2021 – Avient Corporation (NYSE: AVNT), a leading provider of specialized and sustainable material solutions, today reported its second quarter results for 2021. Webcast Details The webcast can be viewed live at avient.com/investors, or by clicking here: https://edge.media- server.com/mmc/p/p4owuchb.

Up to 120" slit-to-width laminate material (125" raw edge material)

Microsoft PowerPoint - AVNT Q3 2022 Earnings Presentation AVIENT CORPORATION T H I R D Q U A R T E R 2 0 2 2 R E S U L T S (NYSE: AVNT) N OV E M B E R 2 , 2 0 2 2 DISCLAIMER Forward-Looking Statements Certain statements contained in or incorporated by reference into this presentation constitute “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995.

Microsoft PowerPoint - AVNT Q2 2022 Earnings Presentation AVIENT CORPORATION S E C O N D Q U A R T E R 2 0 2 2 R E S U L T S (NYSE: AVNT) J U LY 2 6 , 2 0 2 2 DISCLAIMER Forward-Looking Statements Certain statements contained in or incorporated by reference into this presentation constitute “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995.

Microsoft PowerPoint - AVNT Mar 2023 Earnings Presentation AVIENT CORPORATION I N V E S T O R P R E S E N T A T I O N (NYSE: AVNT) M A R C H 2 0 2 3 DISCLAIMER Forward-Looking Statements Certain statements contained in or incorporated by reference into this presentation constitute “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995.