How using liquid colorant can give PVC pipe manufacturers greater control over their production environment Discover how a cosmetics brand achieved circular packaging with glamorous and striking special effects Discover how SmartBatch™ Frost helped a cosmetics brand reduce VOC

How using liquid colorant can give PVC pipe manufacturers greater control over their production environment Discover how a cosmetics brand achieved circular packaging with glamorous and striking special effects Discover how SmartBatch™ Frost helped a cosmetics brand reduce VOC

Learn how to build a FlexCart™ G Learn how to build FlexCart™ Micro Learn how to build a FlexCart™ V2

Discover how Avient's in-plastic solution can protect against counterfeiting in E&E applications How to Improve PET Packaging for UV-Sensitive Beverages - White Paper How TPEs provide sensory enhancement in surface feel and texture

How to Perfect Thermal Management in LED Lighting Applications Learn how polymers can improve heat management, reduce weight, and expand design freedom Learn how Mevopur™ Healthcare Functional Additives help protect and enhance the performance of polymers used in healthcare applications

Discover how Avient's in-plastic solution can protect against counterfeiting in E&E applications How to Improve PET Packaging for UV-Sensitive Beverages - White Paper How TPEs provide sensory enhancement in surface feel and texture

Discover how Avient's in-plastic solution can protect against counterfeiting in E&E applications How to Improve PET Packaging for UV-Sensitive Beverages - White Paper How TPEs provide sensory enhancement in surface feel and texture

How to save time and labor: Learn how lightweight, large-format panels speed up installation and reduce project timelines by up to 30% Impact on cost efficiency: Understand how these panels cut transportation and handling costs while maintaining structural integrity Download eBook to get an in-depth look on how you can benefit from Hammerhead FR Panels

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; including recessionary conditions • The current and potential future impact of the COVID-19 pandemic on our business, results of operations, financial position or cash flows • 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 raise or sustain prices for products or services; • Our ability to pay regular quarterly cash dividends and the amounts and timing of any future dividends; • Information systems failures and cyberattacks; • 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; • The ability to obtain required regulatory approvals and otherwise consummate the proposed sales of the Distribution business; and • Other factors affecting our business beyond our control, including without limitation, changes in the general economy, changes in interest rates, changes in the rate of inflation and any recessionary conditions Use of Non-GAAP Measures This presentation includes the use of both GAAP (generally accepted accounting principles) and non-GAAP financial measures. Avient 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 Avient is unable to provide a meaningful or accurate calculation or estimation of reconciling items and the information is not available without unreasonable effort.

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; • disruptions or inefficiencies in our supply chain, logistics, or operations; • changes in laws and regulations in jurisdictions where we conduct business, including with respect to plastics and climate change; • fluctuations in raw material prices, quality and supply, and in energy prices and supply; • demand for our products and services; • 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; • 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 service our indebtedness and restrictions on our current and future operations due to our indebtedness; • 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; • other factors affecting our business beyond our control, including without limitation, changes in the general economy, changes in interest rates, changes in the rate of inflation, geopolitical conflicts, tariffs, and any recessionary conditions; and • other factors described in our Annual Report on Form 10-K under Item 1A, “Risk Factors.” Avient does not provide reconciliations of forward-looking non-GAAP financial measures, such as outlook for Adjusted EBITDA and Adjusted Earnings Per Share, to the most comparable GAAP financial measures on a forward- looking basis because Avient is unable to provide a meaningful or accurate calculation or estimation of reconciling items, and the information is not available without unreasonable effort.