This is higher than the North America regional average of C, and higher than the Trading, wholesale, distribution, rental & leasing sector average of C. Leadership (A/A-): Implementing current best practices Management (B/B-): Taking coordinated action on climate issues Awareness (C/C-): Knowledge of impacts on, and of, climate issues Disclosure (D/D-): Transparent about climate issues UNDERSTANDING YOUR SCORE REPORT Avient Region North America Country United States of America Questionnaire Chemicals Activity Group Trading, wholesale, distribution, rental & leasing The CDP Score Report allows companies to understand their score and indicate which categories require attention to reach higher scoring levels. CDP SCORE REPORT - CLIMATE CHANGE 2021 Your CDP score Average performance B C C B- Trading, wholesale, distribution, rental & leasing North America Global Average CDP SCORE REPORT - CLIMATE CHANGE 2021 CATEGORY SCORES If a company scored C or below, they will not have been scored for management or leadership points (the dark purple line represents this).

C O - C R E A T I O N D is t. ) K W R P P G A V Y F U L R P M G C P F M C H X L H U N E C L E M N C E A S H S C L Source: Peer data per Bloomberg market data as of December 2, 2021 Avient reflects 2021 estimated revenue of $4,750M and estimated CAPEX of $80M (excludes one-time synergy capture CAPEX of $20M) 129Avient Corporation 474 644 1,002 107 147 216 467 616 872 2014 2018 2021E R&D / Technical Marketing Sales Commercial Resources Headcount figures all Pro Forma for sale of Designed Structures and Solutions (DSS) and Performance Products and Solutions (PP&S) segments. 2021E data as of October 31, 2021. Avient is High Touch Avient Corporation 130 86 93 85 82 79 77 74 89 85 82 81 79 78 77 74 72 25 A vi e n t K W R P P G A V Y F U L R P M G C P F M C U N V R C E B N R H X L E C L E M N H U N A S H S C L 2021E (%) 1.

Microsoft PowerPoint - AVNT Mar 2023 Earnings Presentation AVIENT CORPORATION I N V E S T O R P R E S E N T A T I O N (NYSE: AVNT) M A R C H 2 0 2 3 D I S C L A I M E R Forward-Looking Statements Certain statements contained in or incorporated by reference into this presentation constitute “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. W H AT W E D O : M AT E R I A L S C I E N C E 5 CUSTOM FORMULATION F E B R U A R Y 1 5 , 2 0 2 3 W E B C A S T Q4 2022 VS. Avient Specialty Formulators Other Specialty / Chemical Companies 2023E(%) 31 79 87 81 79 76 73 90 77 76 75 73 64 59 33 A vi e n t K W R P P G F U L A V Y R P M F M C C E A S H H X L E C L H U N E M N S C L M U LT I P L E E X PA N S I O N Avient Specialty Formulators Other Specialty / Chemical Companies Source: Peer data per Bloomberg as of February 13, 2023 Note: Avient reflects 2023 adjusted EBITDA guidance of $530M and closing share price of $38.89.

Avient Corporation 1 J E F F E R I E S V I R T U A L I N D U S T R I A L S C O N F E R E N C E A U G U S T 2 0 2 0 Avient Corporation 2 FORWARD LOOKING STATEMENTS • • • • • • • • • • • • • • • • • • • • Avient Corporation 3 U S E O F N O N - G A A P M E A S U R E S • • • Avient Corporation 4 U P D A T E O N T H E C O V I D - 1 9 P A N D E M I C • • • • Avient Corporation 5 2019 Transportation Consumer Discretionary Healthcare Packaging All Other Industries Cost Containment FX 2020 $64.3 18% 18% 9% 6% 16% 2% $46.9 20% • • • • • • S E C O N D Q U A R T E R 2 0 2 0 I N R E V I E W Consumer Discretionary Avient Corporation 6 CLARIANT MASTERBATCH STRATEGIC RATIONALE Avient Corporation 7 F I T W I T H F O U R P I L L A R S T R A T E G Y Specialization • • • Globalization • • Operational Excellence • • • Commercial Excellence • • People Avient Corporation 8 5% 2006 2019E PF* 4% 12% 10% 18% 8% 20% 2006 2019E PF* Healthcare Consumer Packaging 38% * 2019E Pro Forma for PP&S Divestiture and Clariant Masterbatch business Percentage of Total Revenue E N D M A R K E T T R A N S F O R M A T I O N Building & Construction High Growth End Markets 50% 22% Avient Corporation 9 Wire & Cable 11% Industrial 10% Electrical & Electronic 7% Healthcare 4% Packaging 8% Consumer 10% Transportation 12% Building & Construction 38% Healthcare 12% Packaging 20% Consumer 18%Transportation 12% Building & Constrution 5% Wire & Cable 9% Industrial 11% Electrial & Electronic 4% Appliance 2% Textiles 7% 2006 Pro Forma(1) Net Sales by End Market E N D M A R K E T T R A N S F O R M A T I O N Avient Corporation 10 U N I F I E D F O C U S O N S U S T A I N A B I L I T Y 2006 - 2013 2013 – 2019 P E O P L E P R O D U C T S P L A N E T P E R F O R M A N C E •• •• •• Avient Corporation 11 O V E R 8 5 % O F A D J U S T E D E B I T D A F R O M S P E C I A L T Y 46% 66% 0% 20% 40% 60% 80% 100% 2005 2010 2015 Pro Forma % o f A d ju s t e d E B IT D A ( 1 ) JVs Performance Products & Solutions Distribution Specialty 7% 87% (2) Avient Corporation 12 T H E N E W A V I E N T : A S P E C I A L T Y G R O W T H C O M P A N Y     Transaction expected to add $0.85 to pro forma adjusted EPS Avient Corporation 13 SUSTAINABILITY AT AVIENT P E O P L E , P R O D U C T S , P L A N E T , P E R F O R M A N C E Avient Corporation 13 Avient Corporation 14 V I S I O N To be the world’s premier provider of specialized polymer materials, services and solutions C O R E V A L U E S P E R S O N A L V A L U E S Honesty IntegrityRespect Operational Excellence Commercial Excellence Specialization Globalization Collaboration ExcellenceInnovation To be the world’s premier provider of specialized polymer materials, services and sustainable solutions Avient Corporation 15 1.3 1.1 1.1 0.85 0.65 0.57 0.54 0.97 0.84 0.74 0.74 0.69 0.51 0.56 0.14 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 YTD S A F E T Y F I R S T Injuries per 100 Workers Spartech Acquisition Avient Corporation 16 G R E A T P L A C E T O W O R K Avient Corporation 17 C O M M O D I T Y T O S P E C I A L T Y T R A N S F O R M A T I O N • • • • • • • • • • • • 2006 - 2013 2013 – 20192000-2005 2006 - 2013 • • 2020 and Beyond Avient Corporation 18 A V I E N T 2 0 1 9 R E V E N U E | $ 2 . 9 B I L L I O N Segment End Market Geography Healthcare 15% Industrial 14% Consumer 14% Packaging 13% Transportation 13% Wire & Cable 11% Building & Construction 6% Electrical & Electronics 6% Textiles 5% Appliance 3% Color Additives & Inks 34% Distribution 41% Specialty Engineered Materials 25% United States 54% Europe 19% Asia 11% Latin America 11% Canada 5% Avient Corporation 19 Operating Income % of Sales 2006 2019 Color, Additives & Inks 1.7% 14.7% Specialty Engineered Materials 1.1% 11.6% Distribution 2.6% 6.3% 2009 2010 2011 2012 2013 2014 2015 2016* 2017* 2018 $2.43 P R O O F O F P E R F O R M A N C E C O N S E C U T I V E Y E A R S 1 0 $0.13 $0.68 $0.82 $1.00 $1.31 $1.80 $1.96 $2.06 $2.21 A D J U S T E D E P S E X P A N S I O N 2018 2019 $1.69 $1.51 Avient Corporation 20 531 710 1,032 130 164 207 504 663 871 2014 2018 Pro Forma R&D / Technical Marketing Sales + 34% + 26% + 32% E X P A N S I O N O F C O M M E R C I A L R E S O U R C E S D R I V I N G G R O W T H Revenue in Billions Total + 10% Organic + 7%+ 45% + 26% + 31% $4.0 $3.2 (2) (1) (1) $2.9 $2.9 $3.5 2015 2016 2017 2018 Pro Forma Total + 9% Organic + 5% Pro Forma(2) Avient Corporation 21 P R I O R A C Q U I S I T I O N S H I S T O R Y Commercial Resources(1) Operating Income ($ in millions) Operating Margins 256 350 At Acquisition 2019 $36 $100 At Acquisition 2019 9% 19% At Acquisition 2019 Established Acquisitions (> 7 years) + 37% + 176% + 1000 bps Avient Corporation 22 A L I G N I N G W I T H T R E N D S F O R G R O W T H T R A N S P O R T A T I O N P A C K A G I N G H E A L T H C A R E C O N S U M E R Facilitate alternative energy solutions Light- weighting Reduce packaging materials Improve recyclability Reduce spread of infection Avient Corporation 23 I N N O V A T I O N Customization 55% M&A 30% Innovation Pipeline 15% Innovation comes from Research & Development Spend Vitality Index 12% 37% 2006 2019 $20 $51 2006 2019 Avient Corporation 24 R E V E N U E F R O M S U S T A I N A B L E S O L U T I O N S $275M $325M $355M $410M 14% Total Annual Growth 9% Organic Annual Growth Avient Corporation 25 SEGMENT HIGHLIGHTS I N N O V A T I N G W I T H A V I E N T Avient Corporation 25 Avient Corporation 26 C O L O R , A D D I T I V E S & I N K S E N D M A R K E T S & S O L U T I O N S Solid Colorants Performance Additives Screen Printing Inks Liquid Colorants Packaging 31% Industrial 14% Textiles 13% Wire & Cable 10% Building & Construction 9% Consumer 8% Transportation 7% Healthcare 5% Appliances 2% Electrical & Electronics 1% Avient Corporation 26 Avient Corporation 27 Operating Income & MarginRevenue by Region C O L O R , A D D I T I V E S & I N K S 2 0 1 9 R E V E N U E | O V E R $ 1 B I L L I O N Europe 34% United States 44% Asia 15% Canada 1% Mexico 3% South America 3% $4 $25 $104 $147 2005 2009 2013 2019 0.9% 5.5% 12.2% 14.7% Avient Corporation 27 Avient Corporation 28 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 E N D M A R K E T S & S O L U T I O N S Engineered Formulations Advanced Composites Thermoplastic Elastomers Wire & Cable* 28% Consumer 19% Electrical & Electronics 12% Healthcare 9% Industrial 8% Packaging 6% Appliance 2% Building & Construction 2% Transportation 14% Avient Corporation 28 Avient Corporation 29 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 Revenue by Region Operating Income & Margin 2 0 1 9 R E V E N U E | $ 7 5 0 M I L L I O N Europe 27% United States 54% Asia 17% Canada 2% $21 $57 $87 2005 2009 2013 2019 0.1% 5.1% 9.3% 11.6% Avient Corporation 29 Avient Corporation 30 D I S T R I B U T I O N E N D M A R K E T S & S U P P L I E R S Healthcare 28% Industrial 19% Transportation 18% Consumer 17% Appliance 6% Electrical & Electronics 5% Building & Construction 4% Packaging 2% Wire & Cable 1% Operating Income & Margin2019 Revenue | $1.2 Billion $25 $63 $75 2005 2009 2013 2019 $20 2.9% 4.0% 5.9% 6.3% Avient Corporation 30 http://www.polyone.com/Pages/VariationRoot.aspx Avient Corporation 31 O V E R V I E W O F R A W M A T E R I A L P U R C H A S E S Avient Corporation 31 Avient Corporation 32 Avient Corporation 33 Adjusted EPS attributable to PolyOne common shareholders is calculated as follows: 2009* 2010* 2011* 2012* 2013* 2014* 2015* 2016** 2017** 2018 2018*** Q1 2019*** 2019 Q1 2020 Net income from continuing operations attributable to PolyOne common shareholders Joint venture equity earnings, after tax Special items, before tax (1) Special items, tax adjustments (1) Adjusted net income from continuing operations attributable to PolyOne common shareholders $ 106.7 $ 152.5 $ 153.4 $ 53.3 $ 94.0 $ 78.0 $ 144.6 $ 166.4 $ 173.5 $ 161.1 $ 87.7 $ 22.4 $ 75.5 $ 33.1 (19.0) (14.7) (3.7) — — — — — — — — — — — (48.7) 24.2 (48.1) 55.1 46.3 164.2 87.6 23.8 32.9 59.5 58.7 12.2 61.7 9.6 (27.2) (96.7) (24.7) (18.9) (13.7) (73.7) (58.7) (15.9) (24.8) (25.3) (25.1) (1.2) (5.9) (1.0) $ 11.8 $ 65.3 $ 76.9 $ 89.5 $ 126.6 $ 168.5 $ 173.5 $ 174.3 $ 181.6 $ 195.3 $ 121.3 $ 33.4 $ 131.3 $ 41.7 Diluted shares 93.4 96.0 94.3 89.8 96.5 93.5 88.7 84.6 82.1 80.4 80.4 78.2 77.7 86.7 Adjusted EPS attributable to PolyOne common shareholders $ 0.13 $ 0.68 $ 0.82 $ 1.00 $ 1.31 $ 1.80 $ 1.96 $ 2.06 $ 2.21 $ 2.43 $ 1.51 $ 0.43 $ 1.69 $ 0.48 * Historical results are shown as presented in prior filings and have not been updated to reflect subsequent changes in accounting principle, discontinued operations or the related resegmentation. ** Pro forma for sale of Designed Structures and Solutions segment (DSS). *** Pro forma for sale of Performance Products and Solutions segment (PP&S).

L E A D I N G P R O D U C E R O F C L O S U R E S F O R S P I R I T S L U X U R Y C L O S U R E S • Replace metal while providing metallic look and feel • Customization of density and color • Easy processing • FDA compliance • Replaced metal with a weighted polymer solution to maintain high-quality perception • Minimized the appearance of chips from everyday wear better than metal by matching closure interior and metalized coating colors • Enabled the customer to introduce their luxury closures to a new market segment Gravi-Tech™ Density Modified Formulation KEY REQUIREMENTS WHY AVIENT? https://www.polyone.com/products/engineered-polymer-formulations/eco-conscious-formulations/gravi-tech-density-modified P R O D U C T O R L Í D E R D E TA P O N E S PA R A B E B I DA S A L C O H Ó L I C A S T A P O N E S D E L U J O • Se sustituye el metal al mismo tiempo que se ofrece aspecto y sensación metálicos • Personalización de densidad y color • Procesamiento sencillo • Cumplimiento con las normas de la FDA • El metal se sustituye con un compuesto plástico de densidad modificada para mantener una percepción de alta calidad • Se redujo al mínimo la aparición de desportilladuras por el desgaste cotidiano, que supera al metal porque permite hacer coincidir el interior de la tapa con los colores de revestimiento metalizado • Permitió al cliente introducir sus tapones de lujo en un nuevo segmento del mercado Formulación de densidad modificada Gravi- Tech™ REQUERIMIENTOS CLAVE ¿POR QUÉ AVIENT?

VERSAFLEX™ PF Camada de aderência para para películas protetoras de superfície BOLETIM TÉCNICO Propriedades Versaflex PF MD6727 Versaflex PF DM6741 Versaflex PF DM6649 Versaflex PF 9512 Versaflex PF MD6666 Versaflex PF DM6748 Versaflex PF DM6700 Características Baixa aderência Baixa aderência; usado para personalizar aderência com MD6700 Aderência de baixa a média Oferta de valor Aderência média Gel/resíduos baixos Estrutura de baixa aderência Alta aderência Resistência a descolamento Baixa Baixa a média Média Média a alta Média a alta Alta Alta Aplicações Películas ópticas Eletrodomésticos Plásticos Construção/metais expostos Metais acabados Aço/metais pintados Metais expostos MFR a 190 °C/2,16 kg -- 4,5 17 5,4 21 4,8 6,5 MFR a 230 °C/2,16 kg 10 20 -- -- -- -- -- Gravidade específica, g/cc 0,92 0,91 0,92 0,92 0,94 0,94 0,94 Dureza, Shore A 50 49 37 38 37 31 30 G' a 23°C, Pa 28,0 x 105 10,4 x 106 8,3 x 105 -- 9,9 x 105 11,8 x 105 10,0 x 105 DMA Tg, °C -29 -30 -9 10 11 15 21 Película LDPE/Versaflex PF1 Descolamento de 180°, N/25 mm Aço inoxidável após 20 min a 25 °C 0,5 2,2 3,2 6,1 6,7 8,5 8,6 após 7 dias a 25°C 0,6 2,7 4,3 5,5 8,2 8,3 10,3 PMMA2 após 20 min a 25 °C 1,1 1,7 3,8 4,9 6,9 8,3 8,8 após 20 min a 75 °C 2,8 4,1 5,1 6,9 9,0 10,7 11,8 após 7 dias a 75°C 4,0 4,4 5,9 9,8 8,4 9,8 10,3 Policarbonato3 após 20 min a 25 °C 1,4 2,2 3,8 6,8 6,3 8,4 7,0 após 20 min a 75 °C 3,4 4,8 6,7 8,8 8,8 10,0 11,8 após 7 dias a 75°C 4,6 6,5 7,5 10,6 11,6 10,6 13,8 1 Espessura da película: LDPE 51 mícrons/Versaflex PF 25 mícrons 2 Arkema Plexiglas™ V052-100 (Plexiglas é uma marca comercial da Arkema France Corp). 3 Sabic Lexan™ L52-111 (Lexan é uma marca comercial da Sabic Innovative Plastics) PROPRIEDADES FÍSICAS DE FORMULAÇÕES DE CAMADA DE ADERÊNCIA VERSAFLEX PF SELECIONADAS DESCRIÇÃO DO PRODUTO As formulações Versaflex™ PF são especialmente desenvolvidas para a fabricação de películas protetoras de superfície coextrudadas de fácil aplicação, mantêm a aderência com espessura mínima, descolam suavemente e são removidas completamente, sem nenhum ou com pouco resíduo. PERSONALIZAÇÃO DA ADERÊNCIA POR MEIO DE COMBINAÇÕES DE VERSAFLEX PF Espessura da película: 39 mícrons LDPE/13 mícrons Versaflex PF F = Aderência final após 7 dias a 25° C i = Aderência inicial após 20 minutos a 25° C Re si st ên ci a a de sc ol am en to e m a ço , N /2 5 m m Re si st ên ci a a de sc ol am en to e m a ço , N /2 5 m m RESISTÊNCIA A DESCOLAMENTO EM AÇO INOXIDÁVEL Espessura da película: LDPE 51 mícrons/Versaflex PF 25 mícrons F F F F F F F i i i i i i i www.avient.com Copyright © 2020, Avient Corporation.

TECHNICAL BULLETIN VERSAFLEX™ PF Tack Layer for Surface Protective Films Properties Versaflex PF MD6727 Versaflex PF MD6741 Versaflex PF MD6649 Versaflex PF 9512 Versaflex PF MD6666 Versaflex PF MD6748 Versaflex PF MD6700 Features Low Tack Low Tack; Used for tailoring tack with MD6700 Low-Medium Tack Value Offering Medium Tack Low Gel/Residuals Low Tack Build High Tack Peel Strength Low Low-Medium Medium Medium-High Medium-High High High Applications Optical Films Home Appliances Plastics Construction/Bare Metals Finished Metals Steel/Painted Metals Bare Metals MFR @ 190°C/2.16 kg -- 4.5 17 5.4 21 4.8 6.5 MFR @ 230°C/2.16 kg 10 20 -- -- -- -- -- Specific Gravity, g/cc 0.92 0.91 0.92 0.92 0.94 0.94 0.94 Hardness, Shore A 50 49 37 38 37 31 30 G' @ 23°C, Pa 28.0 x 105 10.4 x 106 8.3 x 105 -- 9.9 x 105 11.8 x 105 10.0 x 105 DMA Tg, °C -29 -30 -9 10 11 15 21 LDPE/Versaflex PF Film1 180° Peel, N/25mm Stainless Steel after 20 min @ 25°C 0.5 2.2 3.2 6.1 6.7 8.5 8.6 after 7 days @ 25°C 0.6 2.7 4.3 5.5 8.2 8.3 10.3 PMMA2 after 20 min @ 25°C 1.1 1.7 3.8 4.9 6.9 8.3 8.8 after 20 min @ 75°C 2.8 4.1 5.1 6.9 9.0 10.7 11.8 after 7 days @ 75°C 4.0 4.4 5.9 9.8 8.4 9.8 10.3 Polycarbonate3 after 20 min @ 25°C 1.4 2.2 3.8 6.8 6.3 8.4 7.0 after 20 min @ 75°C 3.4 4.8 6.7 8.8 8.8 10.0 11.8 after 7 days @ 75°C 4.6 6.5 7.5 10.6 11.6 10.6 13.8 1 Film thickness: 51 micron LDPE/25 micron Versaflex PF 2 Arkema Plexiglas™ V052-100 (Plexiglas is a trademark of Arkema France Corp.) 3 Sabic Lexan™ L52-111 (Lexan is a trademark of Sabic Innovative Plastics) PHYSICAL PROPERTIES OF SELECTED VERSAFLEX PF TACK LAYER FORMULATIONS PRODUCT DESCRIPTION Versaflex™ PF formulations are specially developed for the manufacture of co-extruded surface protective films that apply easily, maintain tack with minimal build, peel smoothly and remove completely with little-to-no residue or ghosting. TAILORING TACK BY BLENDING VERSAFLEX PF Film Thickness: 39 micron LDPE/13 micron Versaflex PF F = Final tack after 7 days @ 25° C i = Initial tack after 20 mins @ 25° C Pe el S tr en gt h on S te el , N /2 5m m Pe el S tr en gt h on S te el , N /2 5m m PEEL STRENGTH ON STAINLESS STEEL Film Thickness: 51 micron LDPE/25 micron Versaflex PF F F F F F F F i i i i i i i www.avient.com Copyright © 2020, Avient Corporation.

Shanghai, China (c) 63. c) There are two manufacturing plants located in Shanghai, China. 12 AVIENT CORPORATION ITEM 3. Committees: 1, 2 A V IE N T C O R P O R A T IO N A N N U A L R E P O R T 2 0 2 2 Challenge Accepted.

The ECCOH 5983 formulation has been developed to help prevent stress cracking in armored cables by offering high tear strength and elongation at break at temperatures ranging from -25°C to 90°C. MARKETS AND APPLICATIONS • Cable jackets for low and medium-voltage power cables with metal armoring, typically installed underground or where installation requires them to be bent • Armored cable applications that require compliance with LTS1 requirements as per the BS 7655-6.1 standard IMPACT • High environmental stress cracking resistance • High tear strength and elongation at break at temperatures ranging from -25°C to 90°C • Flame retardant performance • Limiting oxygen index (LOI) of 36% • Exceeds BS 7655-6.1:1997 standard criteria for LTS1–LTS4 for complex designs and armored cables PRODUCT BULLETIN Cable jacket liable to cracking Power Cable Cross Section Metal armoring 1.844.4AVIENT www.avient.com Copyright © 2023, Avient Corporation. KEY CHARACTERISTICS ECCOH 5924FORMULATION ECCOH 5981 FORMULATION ECCOH 5983 UV FORMULATION Material Standards BS7655-6, 1 (LTS1–4), BS6724, IEC 60502 BS7655-6, 1 (LTS3) BS7655-6, 1 (LTS1–4) Tear Strength at 23°C 7.7 N/mm 10 N/mm 11 N/mm Tear Strength at 65°C 2.3 N/mm 5 N/mm 6.5 N/mm Hot Pressure Test (6h at 90°C) 39% –

Microsoft PowerPoint - AVNT Q4 2022 Earnings Presentation AVIENT CORPORATION F O U R T H Q U A R T E R 2 0 2 2 R E S U L T S A N D 2 0 2 3 F I N A N C I A L G U I D A N C E (NYSE: AVNT) F E B R U A R Y 1 5 , 2 0 2 3 D I S C L A I M E R Forward-Looking Statements Certain statements contained in or incorporated by reference into this presentation constitute “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. EPS (1) $0.14 $2.67 $3.04 2006 2018 2022PF TO P- TI E R S U S TA I N A B I L I T Y P E R F O R M A NC E A N D R E C O G N I T I O N Industry Sustainability Standards 90th percentile 84th ESG Ratings Performance 3 1 4 10 PEOPL E C U L T U R E I S E V E R Y T H I N G Community Service 7x Safer than Industry Average World-Class Safety Leadership Development Over $17 million raised since 2010 Diversity & Inclusion 11 2 0 2 2 R E S U L T S Q4 EBITDA BRIDGE ( P R O F O R M A T O TA L C O M PA N Y ) 13 $ millions CAI: Price / Mix 42 Inflation (20) SEM: Price / Mix 14 Inflation (10) Net Price Benefit 26 Wage and Energy Inflation (13) Clariant Color Integration Synergies 4 Incentives, Other Employee Costs 21 FX (10) Q4 2022 $107 Adjusted EBITDA Q4 2021 $ 132 Demand (50) Russia Import Sales (3) • Demand contraction especially prevalent in EMEA and Asia • Pricing continues to cover inflation of raw materials, wages and energy P ROV E N T R AC K R E C O R D O F S T RO N G A N D I M P ROV I N G F R E E C A S H F LOW G E N E R AT I O N 14 • Periods of economic weakness have driven higher levels of cash generation due to working capital management • Anticipate continued strong free cash flow generation and conversion despite global uncertainty 78% 78% 80% 80% 81% 78% 84% 83% 80% 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 2014 2015 2016 2017 2018 2019 2020 2021 2022 0 50 100 150 200 250 300 350 400 F re e C a s h F lo w C o n v e rs io n F re e C a s h F lo w FCF $ AVNT FCF Conversion % S&P FCF Conversion % Note: Free cash flow conversion calculated as (Adjusted EBITDA – Capex) / Adjusted EBITDA. 2020 is pro forma for Clariant Color and 2022 is pro forma for Avient Protective Materials Avient Specialty Formulators Other Specialty / Chemical Companies 2023E(%) 28 79 87 81 79 76 73 90 77 76 75 73 64 59 33 A vi e n t K W R P P G F U L A V Y R P M F M C C E A S H H X L E C L H U N E M N S C L M U LT I P L E E X PA N S I O N Avient Specialty Formulators Other Specialty / Chemical Companies Source: Peer data per Bloomberg as of February 13, 2023 Note: Avient reflects 2023 adjusted EBITDA guidance of $530M and closing share price of $38.89.