Additionally, Adjusted EPS excludes the impact of special items and amortization expense associated with intangible assets.2 T RAN S FO R MAT IO NAL OVE RV IE W Avient Protective Materials Dyneema ® RECENT TRANSACTIONS Acquired Divested $1.45 B $0.95 B 4 Distribution UPDATED CAPITAL STRUCTURE & LIQUIDITY • Proceeds from completed sale of Distribution used to pay near-term maturing debt to strengthen balance sheet • Fixed/floating debt ratio of ~55/45 • Proven track record of deleveraging following major acquisitions through strong free cash flow generation • 2022 pro forma net debt/adjusted EBITDA expected to be 3.1x $725 $725 $575 $500 $600 $525 $650 $650 $600 Capital Structure Cash $544 Undrawn Revolver $250 Liquidity $3.15B $2.40B 2030 Notes 2029 Term Loan 2026 Term Loan 2025 Notes 2023 Notes After Dyneema Acquisition After Distribution Divestiture $794M (1) $250M reflects estimated undrawn revolver following the divestiture of Distribution 5 PREVIOUS TRANSACTIONS Performance Solutions Products & $0.8 B COLOR $1.4 B Acquired (2020)Divested (2019) 6 • Acquisition of Clariant Color business significantly expanded presence in healthcare, packaging and consumer end markets • Strength of portfolio – double-digit annual EBITDA growth since acquisition • $75 million of realized synergies anticipated in 2022 • Acquisition completed on July 1, 2020 for $1.45 billion. Purchase price multiple rapidly declining on strength of business and synergy capture 7 $133 $201 2019PF 2022E 7 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 8 Distribution DSM Protective Materials BOLT-ON ACQUISITION HISTORY 9 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% 100% 0% 60% 80% 100% 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) 10 Building & 43% 14% Telecom. 2% 2006 2022 Pro Forma 21% Building & Telecom. Sales EBITDA Specialty Engineered Materials Color Additives and Inks $585M$3,635M 23 C O L O R , A D D I T I V E S & I N K S 2022 REVENUE | $2 .3 B ILL ION US & Canada Latin America END MARKET REGION 24 33% Building & 1% Energy Figures represent 2022 full year estimates S P E C I A LT Y E N G I N E E R E D M AT E R I A L S 2022 PRO FORMA REVENUE | $1 .3 B ILL ION END MARKET US & Canada 50% REGION 25 Figures represent 2022 full year estimates 19% 8%Industrial 16% Building & 31% 28% 13% Building & 3% 2% Defense (20% of sales) 2022 PROFORMA AVIENT REGIONAL SALES BY END MARKET 29% 13% 17% Building & (35% of sales) 14% Building & 12% US & Canada (40% of sales) 49% Building & LATAM (5% of sales) 3%Telecommunications Figures represent 2022 full year estimates Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except for per share data) Senior management uses comparisons of adjusted net income from continuing operations attributable to Avient shareholders and diluted adjusted earnings per share (EPS) from continuing operations attributable to Avient shareholders, excluding special items, to assess performance and facilitate comparability of results.

TPE Quick Facts • How are TPEs made? Diving Deeper into TPEs • Are TPEs eco-friendly? TPEs: The Basics What are TPEs?

TPE Knowledge Base TPE Technical Bulletins TPE Technical Bulletin

TPE Knowledge Base TPE Technical Bulletins TPE Technical Bulletin

TPEs: The Basics PET Water Bottles can be recycled in a closed loop The goal of a circular economy is to minimize waste and make the most of available resources to create a world that is restorative and regenerative by design. Sheet & Film—Sheets and films made of PET are another major use case. PET sheets can be used to make a variety of plastic products and film is often used for tape backing, plastic wrap, medical packaging, and protective coating on windows.

Homepage // News Center // Avient Introduces Versaflex™ TF Adhesive TPEs for Textile Fabrics Avient Introduces Versaflex™ TF Adhesive TPE Solutions for Athletic Textile Fabrics   Versaflex TF Adhesive TPEs offer easy processing and shaping, resulting in a strong adhesion between the TPE adhesive film and high-elastic fabrics.

Home // Automotive Windshields to Post-Consumer Recycled Content TPEs These injection moldable TPEs can be overmolded to polypropylene (PP) and come in a natural grade that can be easily colored. These new TPEs contain 25 percent post-consumer recycled (PCR) content from PVB reclaimed from broken automotive windshields and laminated architectural glass.

Home // Automotive Windshields to Post-Consumer Recycled Content TPEs These injection moldable TPEs can be overmolded to polypropylene (PP) and come in a natural grade that can be easily colored. These new TPEs contain 25 percent post-consumer recycled (PCR) content from PVB reclaimed from broken automotive windshields and laminated architectural glass.

Home // Automotive Windshields to Post-Consumer Recycled Content TPEs These injection moldable TPEs can be overmolded to polypropylene (PP) and come in a natural grade that can be easily colored. These new TPEs contain 25 percent post-consumer recycled (PCR) content from PVB reclaimed from broken automotive windshields and laminated architectural glass.

Home // Automotive Windshields to Post-Consumer Recycled Content TPEs These injection moldable TPEs can be overmolded to polypropylene (PP) and come in a natural grade that can be easily colored. These new TPEs contain 25 percent post-consumer recycled (PCR) content from PVB reclaimed from broken automotive windshields and laminated architectural glass.