A recording of the webcast and the slide presentation will be available at avient.com/investors.  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. View original content to download multimedia:https://www.prnewswire.com/news-releases/avient-announces-record-fourth-quarter-and-full-year-2021-results-301477471.html

A recording of the webcast and the slide presentation will be available at avient.com/investors/events-presentations immediately following the conference call and will be accessible for one year. 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. View original content to download multimedia:https://www.prnewswire.com/news-releases/avient-announces-first-quarter-2024-results-302137991.html

A recording of the webcast and the slide presentation will be available at avient.com/investors/events-presentations immediately following the conference call and will be accessible for one year. 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.   View original content to download multimedia:https://www.prnewswire.com/news-releases/avient-announces-first-quarter-2025-results-302447098.html

At higher impacts, the blades, which have lower shear strength than metal, sacrifice themselves by breaking and releasing energy before transferring damaging forces to the motor’s lower unit.

This solution can help avoid static problems, while also improving processability and mold release.

This novel additive works to release hydrogen, transforming oxygen into minute amounts of odorless and tasteless water molecules.

Unless otherwise stated, Adjusted EBITDA figures included in this presentation exclude the impact of special items as defined in our quarterly earnings releases. Global Compact • Highlights ESG Performance, including ratings, awards, and certifications • Features increased carbon emissions disclosures, including Climate Change Scenario Analysis and Scope 3 emissions data • Outlines Sustainable Supplier Program, designed to enable supplier evaluation & collaboration • Reflects Great Place To Work® culture focused on safety, employee engagement and advancing diversity, equity and inclusion 2022 SUSTAINABILITY REPORT 15 Avient Confidential 16 • Virtual presentation to be held September 20, 2023 • Leadership will be conducting an investor-focused presentation around our sustainable solutions portfolio • Deep dive into how we enable customers to achieve their sustainability goals SUSTAINABILITY DAY 16 …are Growing at Twice the Rate as Conventional Products Sustainably-Branded Products… STAKEHOLDER INFLUENCE DRIVES DEMAND Consumers Are demanding recyclability and eco- conscious products Governments Are mandating changes through legislation, taxes, and regional accords Brand Owners Have committed to ambitious goals to achieve sustainability metrics 17 AP P EN D IX 20 Performance Additives 16% Pigments 12% TiO2 Dyestuffs 2% Polyethylene Nylon Polypropylene Styrenic Block Copolymer Other Raw Materials 33% ~40% hydrocarbon based (Grey shaded materials are hydrocarbon based, includes portion of “Other Raw Materials”) Non-hydrocarbon based materials 2022 pro forma results for the acquisition of Avient Protective Materials RAW MATERIAL BASKET PEER COMPARISONS AVIENT IS ASSET LIGHT Capex / Revenue 2023E (%) Avient Specialty Other Specialty / Note: Avient reflects 2023 estimated revenue of $3,280 and estimated run-rate CAPEX of $110M. 22 3 2 3 3 4 4 3 3 4 5 5 7 8 8 FREE CASH FLOW CONVERSION Note: Free cash flow conversion calculated as (Adjusted EBITDA – Capex) / Adjusted EBITDA.

in connection with any bankruptcy proceeding)), ; • To protect our operations or those of any of our affiliates; • To protect our rights, privacy, safety or property, or that of our affiliates, you or others; and • To comply with or in accordance with applicable law. Inclusion Of Your Application In The Global Applicant Pool After submitting your application, you will have the option to release your applicant profile for the applicant pool, allowing us to consider you for additional open positions at group companies.

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