Factors that could cause actual results to differ materially from those implied by these forward-looking statements include our ability to identify and evaluate acquisition targets and consummate acquisitions; the ability to successfully integrate acquired businesses into our operations, such as Magna Colours, retain the management teams of acquired businesses, and retain relationships with customers of acquired businesses; our ability to achieve the strategic and other objectives relating to the acquisition of Clariant's Masterbatch business, including any expected synergies; 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; 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; information systems failures and cyberattacks; and 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.

Factors that could cause actual results to differ materially from those implied by these forward-looking statements include 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; 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; and 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.

Colorant Chromatics™ PSU, PES and PPSU Masterbatches Colors for High-Temperature Applications Colorant Chromatics™ PSU/PES/PPSU colorants are designed to color polysulfone (PSU), polyethersulfone (PES), and polyphenylsulfone (PPSU) resins used in high-temperature injection molding and extrusion applications. This sulfone line of masterbatches can accommodate a range of high-temperature application needs. FEATURES AND COLORS PSU, PES and PPSU masterbatches are manufactured using 100% prime virgin resin.

We also completed the divestiture of Performance Products & Solutions (PP&S) and announced an agreement to acquire Clariant’s Masterbatch business. Two months later in December, we announced a definitive agreement to purchase Clariant’s Masterbatch business, a landmark acquisition and a watershed moment for our company. While the Clariant announcement captured headlines to close out 2019, successes within our Products cornerstone began at the onset of the year.

Avient acquired the Clariant Color business on July 1, 2020 (the “Acquisition Date”). To provide comparable financial results, the Company references “pro forma” financial metrics, which include the business results of Clariant Color for periods prior to the Acquisition Date. Avient acquired Clariant Color on July 1, 2020 (the “Acquisition Date”).

WHAT WE DO: MATERIAL SCIENCE 4 CUSTOM FORMULATION SUSTAINABILITY FOR A BETTER TOMORROW Revenue From Sustainable Solutions* 2016-2021 $310 205 140 80 75 45 40 20 $915M2021 Sales *Avient Sustainable Solutions definitions aligned with FTC 2012 Guide for the Use of Environmental Marketing Claims (“Green Guides”) **2020 is Pro Forma to include full year of the Clariant Color business Future Growth Revenue Assumptions From Sustainable Solutions: 8 - 12% 5 Key Updates • Provided progress on 2030 Sustainability Goals • Emphasized commitment to U.N. Purchase price multiple rapidly declining on strength of business and synergy capture 12 $133 $201 2019PF 2022E 12 Clariant Color EBITDA Growth Purchase Price Multiple 10.8x 7.0x 6.4x 2019PF 2021 2022E w/ Full Synergies 11.9% 16.3% 2019PF 2022E EBITDA Margins CLARIANT COLOR: TRANSFORMATIONAL ACQUISITION (1) Financial information is pro forma to include a full year of Clariant Color business SUNBELT PVC Resins DSS 20 Acquisitions $4.8B Investment $2.7B of Annual Revenue 5 Divestments $2.3B Proceeds TPE PP&S HISTORIC SPECIALIZATION THROUGH M&A 13 Distribution DSM Protective BOLT-ON ACQUISITION HISTORY 14 Commercial Resources Operating Income Operating Margins 259 363 $40 $139 Established Acquisitions (> 7 years) + 40% + 248% + 1300 bps I N V E S T T O G R O W SPECIALTY TRANSFORMATION T O D A Y 46% 67% 86% 0% 60% 80% 2005 2010 2019 2021 2022 PF % o f A d ju st ed E B IT D A • Commodity JVs • Distribution • Performance Products & Solutions • Specialty Businesses (1) Adjusted EBITDA is EBITDA excluding corporate costs and special items (2) Pro forma for the acquisition of Dyneema® and divestiture of Distribution (1 ) (2) 15 Building & 43% 14% Telecom. 2% 2006 2022 Pro Forma 21% Building & Telecom. END MARKET FOCUS ON LESS CYCLICAL INDUSTRIES 16 14.8% 17.6% 21.0% 2018 2020 2022 PF 1.8% 2006 15.3% 16.2% 17.0% 2018PF 2020PF 2022E CAI 2.7% 2006 SEM SPECIALTY EBITDA MARGIN EXPANSION 17 • Portfolio transformation accelerates growth in less cyclical, higher margin end markets • Investments in our composites platform continue to drive margin expansion (1) (1) (1) 2018 and 2020 financial information is pro forma to include a full year of Clariant Color acquisition PORTFOLIO EVOLUTION OVER THE YEARS 18 Adj.

th, where it will provide details on its long-term growth drivers, future synergy capture from the Clariant Color acquisition as well as capital allocation priorities. Factors that could cause actual results to differ materially from those implied by these forward-looking statements include 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 Color 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 continue to pay regular quarterly cash dividends, including at the increased rate, and the amounts and timing of any future dividends; information systems failures and cyberattacks; our ability to consummate and successfully integrate acquisitions; and 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.

Avient acquired the Clariant Color business on July 1, 2020 (the “Acquisition Date”). To provide comparable financial results, the Company references “pro forma” financial metrics, which include the business results of Clariant Color for periods prior to the Acquisition Date. It’s in this spirit that we joined legacy PolyOne and the Clariant Color business, two complementary businesses, and formed a new one that we’ve named Avient.

REMAFIN EP White Masterbatches for Pharma Application Bulletin_CN * 可根据要求提供FDA/EU合规信息 用于药品包装的 REMAFIN™ EP 白色着色剂 应用公告 REMAFIN™ EP是一系列基于PE和PP的母粒，旨 在通过初级和次级药物包装的遮光来为口服、局 部、肠胃外、眼科和鼻腔用药提供保护。

WHAT WE DO: MATERIAL SCIENCE 4 CUSTOM FORMULATION SUSTAINABILITY FOR A BETTER TOMORROW Revenue From Sustainable Solutions* 2016-2021 $310 205 140 80 75 45 40 20 $915M2021 Sales *Avient Sustainable Solutions definitions aligned with FTC 2012 Guide for the Use of Environmental Marketing Claims (“Green Guides”) **2020 is Pro Forma to include full year of the Clariant Color business Future Growth Revenue Assumptions From Sustainable Solutions: 8 - 12% 5 Key Updates • Provided progress on 2030 Sustainability Goals • Emphasized commitment to U.N. Purchase price multiple rapidly declining on strength of business and synergy capture 12 $133 $201 2019PF 2022E 12 Clariant Color EBITDA Growth Purchase Price Multiple 10.8x 7.0x 6.4x 2019PF 2021 2022E w/ Full Synergies 11.9% 16.3% 2019PF 2022E EBITDA Margins CLARIANT COLOR: TRANSFORMATIONAL ACQUISITION (1) Financial information is pro forma to include a full year of Clariant Color business SUNBELT PVC Resins DSS 20 Acquisitions $4.8B Investment $2.7B of Annual Revenue 5 Divestments $2.3B Proceeds TPE PP&S HISTORIC SPECIALIZATION THROUGH M&A 13 Distribution DSM Protective BOLT-ON ACQUISITION HISTORY 14 Commercial Resources Operating Income Operating Margins 259 363 $40 $139 Established Acquisitions (> 7 years) + 40% + 248% + 1300 bps I N V E S T T O G R O W SPECIALTY TRANSFORMATION T O D A Y 46% 67% 86% 0% 60% 80% 2005 2010 2019 2021 2022 PF % o f A d ju st ed E B IT D A • Commodity JVs • Distribution • Performance Products & Solutions • Specialty Businesses (1) Adjusted EBITDA is EBITDA excluding corporate costs and special items (2) Pro forma for the acquisition of Dyneema® and divestiture of Distribution (1 ) (2) 15 Building & 43% 14% Telecom. 2% 2006 2022 Pro Forma 21% Building & Telecom. END MARKET FOCUS ON LESS CYCLICAL INDUSTRIES 16 14.8% 17.6% 21.0% 2018 2020 2022 PF 1.8% 2006 15.3% 16.2% 17.0% 2018PF 2020PF 2022E CAI 2.7% 2006 SEM SPECIALTY EBITDA MARGIN EXPANSION 17 • Portfolio transformation accelerates growth in less cyclical, higher margin end markets • Investments in our composites platform continue to drive margin expansion (1) (1) (1) 2018 and 2020 financial information is pro forma to include a full year of Clariant Color acquisition PORTFOLIO EVOLUTION OVER THE YEARS 18 Adj.