We are Avient. 6 B ET T E R TO G E TH E R : P O LYO NE A N D C L A R I A N T C O LO R Key Financial Data 2021 Sales $4.8 billion 2021 EBITDA $581 million 87% of EBITDA from specialty applications 2 0 2 1 P E R F O R M A N C E $80 $85 2020 2021 $0.52 $0.58 2020 2021 Q4 2021 PERFORMANCE ( T O TA L C O M PA N Y ) 8 Sales Adjusted Operating Income $997 $1,202 2020 2021 + 21% Adjusted EPS + 6% + 12% (in millions) (in millions) $308 $429 2020PF 2021 $1.93 $3.05 2020PF 2021 FULL YEAR 2021 PERFORMANCE ( T O TA L C O M PA N Y ) 9 Sales Adjusted Operating Income $3,783 $4,819 2020PF 2021 + 27% Adjusted EPS + 39% + 58% (in millions) (in millions) (1) Financial information is pro forma to include a full year of Clariant Color business (1) (1) (1) FULL YEAR 2021 SEGMENT PERFORMANCE 10 CAI $2,043 $2,402 Sales ($ in millions) SEM Distribution $226 $303 Operating Income + 18% + 34% $1,110 $1,631 Sales $70 $93 Operating Income + 47% + 33% (1) $709 $919 Sales $94 $132 Operating Income + 30% + 40% (1) Financial information is pro forma to include a full year of Clariant Color business (1) Full Year 2020 (Pro forma) $3,783 $308 Sustainable Solutions 147 19% 60 Healthcare 143 28% 30 Composites 58 43% 29 Growth in Asia / LATAM 107 21% 26 Other 543 30% 58 Sub-total $4,781 26% $511 Wage Inflation and Overtime (39) Other Supply Chain Costs (15) COVID Response Applications (22) (12) Synergies 44 FX, Incentives, Other Employee Costs 60 (60) Full Year 2021 $4,819 27% $429 FULL YEAR 2021 SALES AND OPERATING INCOME ( T O TA L C O M PA N Y ) 11 Sales Growth Rate Adjusted Operating Income$ millions (1) Financial information is pro forma to include a full year of Clariant Color business (1) Adjusted EBITDA 12 Full Year 2020 (Pro forma) $ 457 Demand 135 $ millions CAI: Price / Mix 158 Inflation (120) SEM: Price / Mix 84 Inflation (65) Distribution: Price / Mix 318 Inflation (304) Net Price Benefit 71 Wage Inflation and Overtime (39) Other Supply Chain Costs (15) COVID Response Applications (12) Synergies 44 Incentives, FX, Other Employee Costs (60) Full Year 2021 $ 581    (1) Financial information is pro forma to include a full year of Clariant Color business (1) • Demand impact driven by growth in key focus areas: sustainable solutions, healthcare, composites and growth in Asia / LATAM • Price increases more than offset raw material and supply chain impacts FULL YEAR 2021 EBITDA BRIDGE SPECIALTY EBITDA MARGIN EXPANSION 13 CAI (1) 2018-2020 financial information is pro forma to include a full year of Clariant Color business 15.3% 15.2% 16.2% 17.0% 2018 2019 2020 2021 14.8% 15.2% 17.6% 17.8% 2018 2019 2020 2021 (1) SEM • Record margins in 2021 despite unprecedented supply chain challenges • Continued portfolio transformation to high-growth end markets and sustainable solutions • Clariant Color synergy realization • Investments in composites and outdoor high performance applications drove growth and mix improvements • 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 • $54 million of synergies realized in 2021 • Acquisition completed on July 1, 2020 for $1.45 billion. FX) 2022 GROWTH PROJECTIONS ( T O TA L C O M PA N Y ) 23 $3.05 $3.50 2021 2022E Full Year – Adjusted EPS + 15% (+ 17% excluding FX) $0.89 $0.95 2021 2022E Q1 – Adjusted EPS + 7% (+ 10% excluding FX) ($ millions) Q1 Full Year Q1 Full Year 2021 - Actual 1,162$ 4,819$ 123$ 429$ Sustainable Solutions 27 110 12 44 Healthcare 15 66 4 13 Composites (excl.Outdoor High Performance) 11 29 5 13 Outdoor High Performance Applications (7) (20) (4) (10) Growth in Asia / LATAM 10 51 3 11 Other 57 115 9 12 Sub-total 1,275$ 5,170$ 152$ 512$ Wage Inflation and Overtime (12) (18) Other Supply Chain Costs (4) (7) FX Impact (25) (70) (4) (8) Synergies 4 15 Travel, Other Employee Costs (1) (4) 2022 - Estimated 1,250$ 5,100$ 135$ 490$ Sales Adjusted Operating Income 2022 SALES AND OI – Q1 AND FULL YEAR ( T O TA L C O M PA N Y ) 24 ($ millions) 2021 2022E Cash Flow from Operating Activities 234$ 385$ Less: Run-Rate CapEx (86) (90) CapEx for Clariant Integration (15) (20) CapEx for IT System Upgrade - (25) Total CapEx (101) (135) Free Cash Flow 133$ 250$ Adjusted EBITDA 581$ 635$ Net Debt / Adjusted EBITDA 2.2x 1.8x 25 C A SH F LOW / L E VE R AGE 26 • Record results – highest level of sales ($4.8B) and earnings ($3.05 adjusted EPS) in company history • Successful Clariant Color integration – net debt to adjusted EBITDA reduced to 2.2x, one-year ahead of schedule • Recognized as one of America’s Most Responsible Companies by Newsweek • Earned 3rd consecutive Great Place to Work certification 2021 HIGHLIGHTS 27 • 15% adjusted EPS growth to $3.50, led by growth in sustainable solutions and increased synergy realization • Continued strong synergy capture from the Clariant Color integration: $75M anticipated run-rate synergies by the end of 2022 • Adjusted EBITDA of $635M represents 9% growth above 2021 – 11% excluding the impact of foreign currencies • Deleveraged to 1.8x net debt to adjusted EBITDA by the end of 2022 2022 SUMMARY PEER COMPARISONS 29 As a specialty formulator, we don’t require significant capital investment, as compared to the base resin raw material suppliers we purchase from. APPENDIX Performance Additives 15% Pigments 13% TiO2 11% Dyestuffs 3%Polyethylene 12% Nylon 6% Polypropylene 5% Other Raw Materials 30% Styrenic Block Copolymer 5% ~40% hydrocarbon based (Grey shaded materials are hydrocarbon based, includes portion of “Other Raw Materials”) Non-hydrocarbon based materials 35 • Significant raw material price inflation and tight inventory continued in Q4 2021 o For the full year, the average cost of hydrocarbon based materials was up 50% in 2021 o For the full year, the average cost of non- hydrocarbon based materials was up 12% in 2021 • Additionally, we continued to experience other supply chain challenges during Q4 related to raw material spot purchases, freight constraints and productivity loss as a result of these shortages Annual Purchases RAW MATERIAL AND SUPPLY CHAIN UPDATE Based on 2021 purchases, excludes Distribution business SEGMENT DATA U.S. & Canada 50% EMEA 25% Asia 16% Latin America 9% 2021 SEGMENT, END MARKET AND GEOGRAPHY 37 GEOGRAPHY REVENUESEGMENT FINANCIALS Consumer 23% Packaging 19% Industrial 16% Building and Construction 10% Telecommunications 4% Energy 2% END MARKET REVENUE (1) Total company sales and adjusted EBITDA of $4,819M and $581M, respectively, include intercompany sales eliminations and corporate costs $2,402M $409M $919M $164M $1,631M $94M Sales EBITDA Distribution Specialty Engineered Materials Color Additives and Inks $581M$4,819M (1) Transportation 11% Healthcare 15% Packaging 34% Consumer 21% Healthcare 8% Industrial 16% Building & Construction 10% Transportation 9% Energy 1% Telecommunications 1% C O L O R , A D D I T I V E S & I N K S 2 0 2 1 R E V E N U E | $ 2 . 4 B I L L I O N US & Canada 32% EMEA 40% Asia 21% Latin America 7% END MARKET REGION 38 All charts reflect 2021 financials S P E C I A L T Y E N G I N E E R E D M A T E R I A L S Consumer 27% Healthcare 10% Packaging 7% Telecommunications 16% Transportation 11% Industrial 11% Building & Construction 11% Energy 7% 2 0 2 1 R E V E N U E | $ 9 1 9 M I L L I O N END MARKET US & Canada 55% EMEA 25% Asia 20% REGION 39 All charts reflect 2021 financials D I S T R I B U T I O N Healthcare 26% Consumer 23% Packaging 5% Industrial 20% Transportation 16% Building and Construction 8% Energy 1% Telecommunications 1% US & Canada 80% Asia 3% Latin America 17% END MARKET REGION K E Y S U P P L I E R S 2 0 2 1 R E V E N U E | $ 1 . 6 B I L L I O N 40 All charts reflect 2021 financials T O T A L C O M PA N Y R E G I O N A L S A L E S B Y E N D M A R K E T Packaging 30% Consumer 26%Healthcare 13% Industrial 14% Building & Construction 5% Telecommunications 2% Energy 2% Asia (16% of sales) Transportation 8% Packaging 32% Consumer 13% Healthcare 5% Industrial 17% Building & Construction 12% Telecommunications 5% Energy 4% EMEA (25% of sales) Transportation 12% 41 Consumer 25% Healthcare 19% Packaging 10% Industrial 17% Building & Construction 10% Telecommunications 4% Energy 2% US & Canada (50% of sales) Transportation 13% Packaging 38% Consumer 33% Healthcare 8% Industrial 10% Building & Construction 5% Telecommunications 1% LATAM (9% of sales) Transportation 5% All charts reflect 2021 financials

Versaflex™ Thermoplastic Elastomers GLS™ Versaflex™ Thermoplastic Elastomer provided the right balance of haptics and fulfilled healthcare regulations

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Versaflex™ Thermoplastic Elastomers Thermoplastic Elastomers: GLS™ Versaflex™

NEWLY EXPANDED Versaflex™ HC Thermoplastic Elastomers (TPEs): a family of specialty and customizable TPEs with a broad range of performance characteristics and durometers, including grades formulated without animal derivatives, making them useful for countless injection molding or overmolding applications. The Versaflex HC BIO BT218 formulation was developed specifically to handle the complexities of biopharmaceutical tubing and deliver excellent weldability, kink resistance, and low levels of extractables.

Versaflex™ HC BT218 TPEs for Biopharmaceutical tubing provide weldability, kink resistance, and tensile strength performance. Versaflex™ HC 2110-57B TPEs comply with ISO 10993-4, ISO 10993-5, and USP Class VI and are suitable for Ethylene Oxide (EtO) sterilization without residue or allergens.

NYLON SOLUTIONS ENGINEERED THERMOPLASTICS PRODUCT SELECTION GUIDE Nylon (polyamide - PA) solutions from Avient include both prime Nymax™/Bergamid™ Polymer Formulations and Nymax™ REC Recycled Nylon Formulations.

The additive concentrates are highly recommended for applications requiring long-term protection in textiles made of PP, PET, and PA.

BENEFITS • High additive loading for optimal UV stabilization • Solutions available for a large number of injection molded polymers including PP, PE, PS, HIPS, ABS, SAN, PA (nylon), PBT, Co-PET, PC, POM and TPU • Can be combined with colors and other additives in Smartbatch™ solutions • Formulations can be customized to meet specific regulatory compliance, e.g., EU and US food contact, toy, UL 94 recognition PRODUCT BULLETIN Copyright © 2023, Avient Corporation.