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. https://www.avient.com/investors https://edge.media-server.com/mmc/p/xkwywv44 https://www.avient.com/investors https://register.vevent.com/register/BI3163094c31c24a9680e9118cec4f9167 https://www.avient.com/investors/events-presentations https://www.avient.com/news 4 About Avient Avient Corporation (NYSE: AVNT) provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world. For more information, visit https://www.avient.com.

CREATURE COMFORTS Pet owners look for products that will help them turn the home into a calm, comfortable wellness zone for both them and their furry friends. © 2022, Avient Corporation www.avient.com https://www.avient.com/contact-us-now

Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to: • Disruptions, uncertainty or volatility in the credit markets that could adversely impact the availability of credit already arranged and the availability and cost of credit in the future; • The effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; • The current and potential future impact of the COVID-19 pandemic on our business, results of operations, financial position or cash flows including without any limitation, any supply chain and logistics issues • Our ability to achieve the strategic and other objectives relating to the acquisition of Clariant’s Masterbatch business, including any expected synergies; • Changes in polymer consumption growth rates and laws and regulations regarding plastics in jurisdictions where we conduct business; • Fluctuations in raw material prices, quality and supply, and in energy prices and supply; • Production outages or material costs associated with scheduled or unscheduled maintenance programs; • Unanticipated developments that could occur with respect to contingencies such as litigation and environmental matters; • An inability to achieve the anticipated financial benefit from initiatives related to acquisition and integration working capital reductions, cost reductions and employee productivity goals; • Our ability to pay regular quarterly cash dividends and the amounts and timing of any future dividends; • Information systems failures and cyberattacks; • Our ability to consummate and successfully integrate acquisitions; • Amounts for cash and non-cash charges related to restructuring plans that may differ from original estimates, including because of timing changes associated with the underlying actions; and • Other factors described in our Annual Report on Form 10-K for the year ended December 31, 2020 under Item 1A, “Risk Factors.” The Company does not provide reconciliations of forward-looking non-GAAP financial measures, such as outlook for Adjusted EBITDA, Adjusted Earnings Per Share, Adjusted Operating Income and Free Cash Flow, to the most comparable GAAP financial measures on a forward-looking basis because the Company is unable to provide a meaningful or accurate calculation or estimation of reconciling items and the information is not available without unreasonable effort. Sustainable Development Goals • Updates sustainable solutions portfolio performance • Introduces latest Employee Resource Group (EMBRACE) focused on attracting and retaining racially diverse talent • Recognizes Avient as one of America’s Most Responsible Companies by Newsweek 2020 SUSTAINABILITY REPORT 19 Reduce Scope 1 & 2 greenhouse gas emissions by 60%.

Our goal in 2023 is to fully automate this process and expand the PCF data available for the Avient portfolio. Continuous improvement efforts led Avient to initiate a targeted assessment of 460 suppliers and our 20 largest customers to assess carbon emissions data availability and reduction plans. Sustainability metrics represent 2022 data or 12-month approximate values based on available data from reporting facilities and are often made in reliance on third-party supplier information.

For and on behalf of BSI Theuns Kotze, Managing Director – IMETA Assurance Last Assessment Date: 2022/06/25 Latest issue Date: 2022/08/24 Expiry Date: 2023/08/17 BSI Group India Private Limited T: +91 11 2692 9000 (CIN U74899DL1999PTC101381 info.in@bsigroup.com The Mira Corporate Suites bsigroup.com/en-IN Plot 1&2, Ishwar Nagar, Mathura Road New Delhi-110065, India Good Manufacturing Practices mailto:info.in@bsigroup.com

Additional information is available at https://www.cbp.gov/trade/forced-labor In furtherance of the foregoing, we expect our Suppliers to: • Supply only conflict free 3TG metals to Avient; https://nam10.safelinks.protection.outlook.com/? Accounting records should be available to Avient upon request

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Bu Adaylar için Gizlilik Bildirimi (“Bildirim”) Avient'in, https://avient.referrals.selectminds.com/ (“Siteler”) dahil olmak üzere kariyer web sitelerimize eriştiğinizde veya bunları kullandığınızda iş başvuru sahipleri ve adaylardan (topluca “siz”) toplanan kişisel bilgileri nasıl topladığını, kullandığını veya ifşa ettiğini belirler. Bu hizmetler ve üçüncü taraf web siteleri için Avient'in kişisel bilgilerinizi nasıl kullandığı hakkında daha fazla bilgi için lütfen Avient Corporation Gizlilik Beyanını https://www.avient.com/company/policies-and-governance/avient-corporation-privacy-statement adresinden ziyaret edin. Geçerlilik Tarihi: 1 Ağustos 2020 https://privacyportal.onetrust.com/webform/b25cf7b1-a93a-4d26-8c84-ceda4d0ae91b/e180cbe4-d1b9-49bd-b621-cb5f6a0f42cb mailto:PRIVACY.OFFICER@AVIENT.COM

For more information on the Revolve tripod, visit https://revolve-tec.com/. To access Avient’s news library online, please visit https://www.avient.com/news-events. 

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