They are based on management’s expectations that involve a number of business risks and uncertainties, any of which could cause actual results to differ materially from those expressed in or implied by the forward-looking statements. 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; • Changes in 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; • Our ability to achieve strategic objectives and successfully integrate acquisitions, including Avient Protective Materials (APM); • 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; 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. The presentation of these measures may be different from non-GAAP financial measures used by other companies.

White Paper Discover how Avient’s ColorMatrix Amosorb oxygen scavengers and Ultimate UV™ light barrier can protect coconut water from oxygen and light-induced degradation Sustainable Additives White Paper for Food and Beverage Packaging

MC-73458PE WHITE PE MC-87245AB PANTONE 656C FDA LIGHT GREY MC-87292PE LIGHT GRAY

SUPER VE LIGHT BLUE 030GY514 LIGHT OLIVE GREY SUPER VE LIGHT BLUE

OnCap™ Light Shield Damage Protection - White Paper White Paper Information on the application and use of light shield additives to protect products from light damage

PCS-WHT-TR WHITE L0659 WHITE DB1071 WHITE

NEW at Avient In 2022, Avient launched new technologies and services designed to enable the sustainability commitments set by our customers in the packaging market, including: ColorMatrix™ Ultimate™ UV Light Barrier for PET effectively blocks ultraviolet light transmission, protecting product integrity, without impacting the circularity. PFAS covers thousands of different substances and definitions of PFAS differ across organizations, states, and countries. PFAS covers thousands of different substances and definitions of PFAS differ across organizations, states, and countries.

PC RED #1 HC PC GREEN #4 HC PC PURPLE #6 HC

AQUARIUS BLUE G PC AQUARIUS MAGENTA PC AQUARIUS VIOLET PC

MP RED PC CHARCOAL PC RIVER BLUE PC