Buyer expressly warrants that employees, agents and subcontractors of Buyer shall not directly or indirectly (i) accept, promise, offer or provide any improper advantage to, or (ii) enter into an agreement (a) with any entity or person, including officials of a government or a government-controlled entity, or (b) relating to a product, which would constitute an offense or infringement of applicable Laws and Standards. 17. Terms and Conditions (December 17, 2024) 19. Términos y condiciones (17 de diciembre de 2024)

If the Buyer must provide Seller with its own or third parties' information, it must ensure that it has the corresponding legal basis or consents in order to fully comply with local data protection regulation. 17. Terms and Conditions (December 17, 2024) Vendedor en caso de que éste trate de obtener una orden de protección. Términos y Condiciones (17 de diciembre de 2024)

Toluca 2000 Toluca Estado de México 50233 Mexico USI#6RS5T3 (WITH ADDITIONAL FACILITIES LISTED ON ATTACHED ANNEX) has been assessed by ABS Quality Evaluations, Inc. and found to be in conformance with the requirements set forth by: IATF 16949:2016 , First Edition The Quality Management System is applicable to: DESIGN AND MANUFACTURE OF COLOR CONCENTRATES Certificate No: 63431 IATF No: 0566308 Effective Date: 17 FEB 2025 Expiration Date: 16 FEB 2028 Revision Date: 17 FEB 2025 Dominic Townsend, President Copyright as of the Effective Date, ABS Quality Evaluations, Inc.

102–17 Avient 2024 Annual Report—Form 10-K Pages 17-18

S&P 500 All time high of $42.47 June 6th, 2014 PolyOne Corporation Page 9 2006 Q1 2014 2015 “Where we were” “Where we are” Target 1) Operating Income % Specialty: Global Color, Additives & Inks 1.7% 13.8% 12 – 16% Global Specialty Engineered Materials 1.1% 11.6% 12 – 16% Designed Structures & Solutions -- 6.5% 8 – 10% Performance Products & Solutions 5.5% 7.7% 9 – 12% Distribution 2.6% 6.1% 6 – 7.5% 2) Specialty Platform % of Operating Income 6.0% 64% 65 – 75% 3) ROIC* 5.0% 9.4% 15% 4) Adjusted EPS Growth N/A 42% Double Digit Expansion Proof of Performance & 2015 Goals *ROIC is defined as TTM adjusted OI divided by the sum of average debt and equity over a 5 quarter period PolyOne Corporation Page 10 Bridge to $2.50 Adjusted EPS by 2015 2015 EPS: $2.50 2013 EPS: $1.31 Continued Gross Margin Expansion Mergers & Acquisitions Spartech Accretion Incremental Share Buybacks Ongoing LSS Programs (50-100 bps/yr) Accelerated Innovation & Mix Improvement Several Levers to Drive Growth Mid Single Digit Revenue CAGR PolyOne Corporation Page 11 Innovation Drives Earnings Growth *Percentage of Specialty Platform revenue from products introduced in last five years $20 $53 2006 2013 Research & Development Spending ($ millions) Specialty Platform Vitality Index Progression* 14.3% 30.7% 2006 2013 Specialty Platform Gross Margin % 19.5% 43.0% 2006 2013 Specialty Vitality Index Target ≥ 35% PolyOne Corporation Page 12 Healthcare Consumer Packaging and Additive Technology Transportation Unique and Innovative Solutions https://www.dropbox.com/sh/dwe4t8aacvhb8ui/uD3p_bdglP/Presentation revise pics/GLS Beverage can closure XO 2.jpg https://www.dropbox.com/sh/dwe4t8aacvhb8ui/-YgkycKypw/Anti-Counterfeiting release & images/GN1979.JPG PolyOne Corporation Page 13 Megatrends Aligned with Key End Markets Decreasing Dependence on Fossil Fuels Protecting the Environment Improving Health and Wellness Megatrend End Markets Globalizing and Localizing Health & Wellness Transportation Packaging Consumer PolyOne Corporation Page 14 60% 100% 20% 30% 40% 50% 60% 70% 80% 90% 100% 2008 2014 Pension Funding** As of March 31, 2014 Debt Maturities & Pension Funding – 3/31/14 Net Debt / EBITDA* = 1.9x $48 $317 $600 $0 $100 $200 $300 $400 $500 $600 $700 $800 2015 2020 2023 Debt Maturities As of March 31, 2014 ($ millions) Coupon Rates: 7.500% 7.375% 5.250% ** includes US-qualified pension plans only *TTM 3/31/2014 PolyOne Corporation Page 15 Free Cash Flow and Strong Balance Sheet Fund Investment / Shareholder Return $0.16 $0.20 $0.24 $0.32 $0.10 $0.20 $0.30 $0.40 2011 2012 2013 2014 Annual Dividend Expanding our sales, marketing, and technical capabilities Targets that expand our: • Specialty offerings • End market presence • Geographic footprint • Operating Margin Synergy opportunities Adjacent material solutions Repurchased 1.4 million shares in Q1 2014 Repurchased 6.4 million shares since April 2013  13.6 million shares are available for repurchase under the current authorization Organic Growth Acquisitions Share Repurchases Dividends  Investing in operational and LSS initiatives (including synergy capture) Manufacturing alignment PolyOne Corporation Page 16 Formula for Success Innovation Market Beating Performance Excellence in Execution PolyOne Corporation Page 17 The New PolyOne: A Specialty Growth Company Why Invest In PolyOne?

A NR 989/2002 - ZMIENIONO §§ 4; 7 UST. 1, 2, 5; 9 UST. 2, 3, 4; 11 UST. 2, 5; 11A UST. 4; 12 UST. 2; 13 UST. 2; 17 UST. 2 UMOWY SPÓŁKI; 2 20.01.2010 R , REP. Strona 4 z 8 13 25.06.2014 OD 01.01.2013 DO 31.12.2013 14 13.07.2015 OD 01.01.2014 DO 31.12.2014 15 13.07.2016 OD 01.01.2015 DO 31.12.2015 16 12.06.2017 OD 01.01.2016 DO 31.12.2016 17 19.07.2018 OD 01.01.2017 DO 31.12.2017 18 31.10.2019 OD 01.01.2018 DO 31.12.2018 19 27.07.2020 OD 01.01.2019 DO 31.12.2019 2.Wzmianka o złożeniu opinii biegłego rewidenta / sprawozdania z badania rocznego sprawozdania finansowego 1 ***** 01.01.2001 - 31.12.2001 2 ***** 01.01.2002 - 31.12.2002 3 ***** OD 01.01.2003 DO 31.12.2003 4 ***** OD 01.01.2004 DO 31.12.2004 5 ***** 01.01.2005-31.12.2005 6 ***** 01.01.2006 R. - 31.12.2006 R. 7 ***** 01.01.2007 R. - 31.12.2007 R. 8 ***** 01.01.2008 R. - 31.12.2008 R. 9 ***** 01.01.2009 - 31.12.2009 10 ***** 2010 ROK 11 ***** 01.01.2011-31.12.2011 12 ***** 01.01.2012R.-31.12.2012R. 13 ***** OD 01.01.2013 DO 31.12.2013 14 ***** OD 01.01.2014 DO 31.12.2014 15 ***** OD 01.01.2015 DO 31.12.2015 16 ***** OD 01.01.2017 DO 31.12.2017 17 ***** OD 01.01.2018 DO 31.12.2018 18 ***** OD 01.01.2019 DO 31.12.2019 3.Wzmianka o złożeniu uchwały lub postanowienia o zatwierdzeniu rocznego sprawozdania finansowego 1 ***** 01.01.2001 - 31.12.2001 2 ***** 01.01.2002 - 31.12.2002 3 ***** OD 01.01.2003 DO 31.12.2003 4 ***** OD 01.01.2004 DO 31.12.2004 5 ***** 01.01.2005-31.12.2005 6 ***** 01.01.2006 R. - 31.12.2006 R. 7 ***** 01.01.2007 R. - 31.12.2007 R. 8 ***** 01.01.2008 R. - 31.12.2008 R. 9 ***** 01.01.2009 - 31.12.2009 10 ***** 2010 ROK 11 ***** 01.01.2011-31.12.2011 12 ***** 01.01.2012R.-31.12.2012R. 13 ***** OD 01.01.2013 DO 31.12.2013 14 ***** OD 01.01.2014 DO 31.12.2014 15 ***** OD 01.01.2015 DO 31.12.2015 16 ***** OD 01.01.2016 DO 31.12.2016 17 ***** OD 01.01.2017 DO 31.12.2017 Strona 5 z 8 18 ***** OD 01.01.2018 DO 31.12.2018 19 ***** OD 01.01.2019 DO 31.12.2019 4.Wzmianka o złożeniu sprawozdania z działalności podmiotu 1 ***** 01.01.2001 - 31.12.2001 2 ***** 01.01.2002 - 31.12.2002 3 ***** OD 01.01.2003 DO 31.12.2003 4 ***** OD 01.01.2004 DO 31.12.2004 5 ***** 01.01.2005-31.12.2005 6 ***** 01.01.2006 R. - 31.12.2006 R. 7 ***** 01.01.2007 R. - 31.12.2007 R. 8 ***** 01.01.2008 R. - 31.12.2008 R. 9 ***** 01.01.2009 - 31.12.2009 10 ***** 2010 ROK 11 ***** 01.01.2011-31.12.2011 12 ***** 01.01.2012R.-31.12.2012R. 13 ***** OD 01.01.2013 DO 31.12.2013 14 ***** OD 01.01.2014 DO 31.12.2014 15 ***** OD 01.01.2015 DO 31.12.2015 16 ***** OD 01.01.2016 DO 31.12.2016 17 ***** OD 01.01.2017 DO 31.12.2017 18 ***** OD 01.01.2018 DO 31.12.2018 19 ***** OD 01.01.2019 DO 31.12.2019 Rubryka 3 ­ Sprawozdania grupy kapitałowej Brak wpisów Rubryka 4 ­ Przedmiot działalności statutowej organizacji pożytku publicznego Brak wpisów Rubryka 5 ­ Informacja o dniu kończącym rok obrotowy 1.Dzień kończący pierwszy rok obrotowy, za który należy złożyć sprawozdanie finansowe 31.12.2001 Dział 4 Rubryka 1 ­ Zaległości Brak wpisów Rubryka 2 ­ Wierzytelności Brak wpisów Rubryka 3 ­ Informacje o oddaleniu wniosku o ogłoszenie upadłości na podstawie art. 13 ustawy z 28 lutego 2003 r.

Buyer expressly warrants that employees, agents and subcontractors of Buyer shall not directly or indirectly (i) accept, promise, offer or provide any improper advantage to, or (ii) enter into an agreement (a) with any entity or person, including officials of a government or a government-controlled entity, or (b) relating to a product, which would constitute an offense or infringement of applicable Laws and Standards. 17. Terms and Conditions (December 17, 2024) disposición eliminada en su totalidad y el resto de estos Términos permanecerá en pleno vigor y efecto. 28. Términos y Condiciones (17 de diciembre de 2024)

Syncure™ XLPE Cross-linkable Polyethylene Formulations FOR LOW VOLTAGE CABLES PRODUCT SELECTION GUIDE Syncure™ XLPE MOISTURE CROSS-LINKABLE POLYETHYLENE INSULATION FOR LOW VOLTAGE CABLE SYSTEMS SYSTEM S100FH S100FH-XUV S100FH-UV S100FV S100FV-UV S112NA S120NA S200FH S200FV Applications Building Wire, Tray Cable Building Wire, Tray Cable Photo-Voltaic (PV) Wire Building Wire, Tray Cable Building Wire, Tray Cable Building Wire, Teck-90 Pipe and Tube Building Wire, Tray Cable, Service Entrance Building Wire, Tray Cable, Service Entrance Specification UL 44 UL 44 UL 44, UL 4703 UL 44 UL 44 CSA 22.2 Suitable for NSF 61 UL 44 UL 44 Wire Type XHHW-2, RHW-2, USE-2, SIS XHHW-2, RHW-2, USE-2, SIS XHHW-2, RHW-2, USE-2, SIS, PV XHHW-2, RHW-2, SIS XHHW-2, RHW-2, USE-2, SIS, PV RW-90, Teck-90 – RHW-2, RHW, RHH, XHHW-2, XHH, XHHW, SIS RHW, RHH, RHW-2 Components % 83% S1054A 17% V0022G RoHS 83% S1054A 17% V0022G-UV RoHS 70% S1054A 30% V0022G-UV RoHS 50% S1054A 50% V0044G RoHS 50% S1054A 50% V0044G-UV RoHS 95% S1054A 5% S1000B 95% S1016A 5% S1037B 78% S1054A 22% SC5400-0002 RoHS MB ALT FR 50% S1054A 50% SC5400-0003 RoHS MB ALT FR Features Horizontal Flame Horizontal Flame, UV Resistant, Colors Possible Horizontal Flame, FV-1 Flame, UV Resistant, Colors Possible VW-1 VW-1, UV Resistant, Colors Possible Non-FR Rigid Pipe Applications Horizontal Flame, DBDPE-free VW-1, DBDPE-free GENERAL PROPERTIES Specific Gravity 1.01 1.02 1.10 1.31 1.31 0.92 0.95 1.01 1.31 Hardness Shore D, 10 Seconds 47 47 47 48 48 47 59 47 48 Gel 68 68 70 70 70 72 72 68 70 TENSILE PROPERTIES Tensile Strength (psi) 2800 2500 2650 3200 2650 2800 4500 2800 3200 Elongation % 400 400 540 470 540 400 80 400 470 Tensile Retention % 100 100 97 110 110 95 75 95 100 Elongation Retention % 90 90 94 100 100 90 75 90 93 ELECTRICAL Dielectric Strength (V/mil) 1000 1400 1400 1200 1200 1000 – 1000 1200 Dielectric Constant 2.31 2.45 2.61 2.61 2.61 2.24 2.1 2.31 2.61 Dissipation Factor % 0.0012 0.0080 0.008 0.0043 0.0043 0.0008 0.002 0.0012 0.0043 THERMAL Temperature Rating °C 90 90 90 90 90 90 125 90 90 Heat Deformation % 10 5 5 5 5 10 10 10 5 The Syncure™ XLPE portfolio is a two-step, silane- grafted, moisture cross-linkable polyethylene system.

WHAT WE DO: MATERIAL SCIENCE 5 CUSTOM FORMULATION SUSTAINABILITY FOR A BETTER TOMORROW Revenue From Sustainable Solutions* 2016-2021 $310 205 140 80 75 45 40 20 $915M2021 Sales ($ in millions) *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% 6 S E CO N D Q UART E R 2022 RE S U LT S $122 $134 2021 2022 $0.87 $0.98 2021 2022 Q2 2022 PERFORMANCE (TOTAL COMPANY) 8 Sales Adjusted Operating Income $1,235 $1,302 2021 2022 + 5% Adjusted EPS + 10% + 13% (in millions) (in millions) (+ 10% excluding FX) (+ 16% excluding FX) (+ 20% excluding FX) Q2 2022 SEGMENT PERFORMANCE 9 CAI $624 $649 Sales ($ in millions) SEM Distribution $86 $94 Operating Income + 4% + 9% $404 $443 Sales $24 $27 Operating Income + 10% + 13% (1) $241 $244 Sales $37 $37 Operating Income + 1% Flat (+ 10% excluding FX) (+ 16% excluding FX) (+ 6% excluding FX) (+ 3% excluding FX) Q2 2021 $1,235 $122 Sustainable Solutions 17 7% 7 Healthcare 23 14% 5 Composites (ex Outdoor High Performance) 10 20% 4 Growth in Asia / LATAM 5 3% 1 Other 69 11% 5 Sub-total $1,359 10% $144 Outdoor High Performance Impact (9) (5) Wage Inflation and Overtime (7) Other Supply Chain Costs (2) Clariant Color Integration Synergies 7 Incentives, Other Employee Costs 4 FX (48) (7) Q2 2022 $1,302 5% $134 Q2 2022 SALES AND OPERATING INCOME (TOTAL COMPANY) 10 Sales Growth Rate Adjusted Operating Income$ millions Adjusted EBITDA Q2 EBITDA BRIDGE 11 Price increases more than offsets raw material and supply chain impacts Q2 2021 $ 159 Demand (29) $ millions CAI: Price / Mix 87 Inflation (58) SEM: Price / Mix 36 Inflation (24) Distribution: Price / Mix 45 Inflation (41) Net Price Benefit 45 Wage Inflation and Overtime (7) Other Supply Chain Costs (2) Clariant Color Integration Synergies 7 Incentives, Other Employee Costs 4 FX (7) Q2 2022 $ 170   China Lockdowns / Russia Impact $ (14) Outdoor High Performance (5) Transportation (5)  12 Q2 '21 Adjusted EPS 0.87$ Color, Additives and Inks 0.11 Specialty Engineered Materials 0.01 Distribution 0.03 Corporate Costs 0.01 F/X (0.05) Segment OI 0.11$ Interest Expense 0.03 Tax Rate (0.03) Q2 '22 Adjusted EPS 0.98$ Q2 EPS BRIDGE Key Updates • Provided progress on 2030 Sustainability Goals • Emphasized commitment to U.N. Global Compact & fulfilled Communication of Progress (COP) requirements • New Sustainability Strategy overview page including our 2022 AIP ESG metrics • New ESG Performance page with ESG ratings, awards, and certifications • Increased disclosures on carbon emissions, including disclosure of Climate Change Scenario Analysis • Added new Product Stewardship and Chemical Management policies • Enhanced data reporting for Workforce Demographics • Improved social disclosures on human rights, dependent care and special leave and strategic training management 2021 SUSTAINABILITY REPORT Launching integrated sustainability website in parallel with report Aligned with leading reporting frameworks 13 ESG PERFORMANCE & AWARDS 14 16th ENVIRONMENTAL SOCIAL GOVERNANCE 2 1 3 (as of 6/30/22) 2022 O U T LO O K $429 $490 2021 2022E $3.05 $3.50 2021 2022E FY 2022 GUIDANCE (TOTAL COMPANY: CURRENT PORTFOLIO) 16 Sales Adjusted Operating Income $4,819 $5,100 2021 2022E + 6% Adjusted EPS + 14% + 15% (in millions) (in millions) (+ 9% excluding FX) (+ 18% excluding FX) (+ 20% excluding FX) 17 CASH FLOW / LEVERAGE ($ millions) 2022E Cash Flow from Operating Activities 400$ Less: Run-Rate CapEx (90) CapEx for Clariant Integration (10) CapEx for IT System Upgrade (15) Total CapEx (115) Free Cash Flow 285$ Adjusted EBITDA 635$ Net Debt / Adjusted EBITDA 1.6x 18 DYNEEMA / DISTRIBUTION UPDATES • Strong performance so far in 2022 in-line with our modeling • Acquisition to be finalized as early as September 1, pending standard regulatory process and closing conditions • Encouraging interest thus far from potential buyers for world-class business with a strong track record • Second round bids due in August DISTRIBUTION 19 PRO FORMA MODELING UPDATE 2022E ($M) Revenue 5,100$ 415$ 5,515$ (1,635)$ 3,880$ Adjusted EBITDA 635 130 765 (109) 656 EBITDA % 12% 31% 14% 7% 17% Adj. Annual Purchases RAW MATERIAL AND SUPPLY CHAIN UPDATE Based on 2021 purchases, excludes Distribution business DYN E E MA ACQ U I S I T I O N 32 15x stronger than steel Reduces weight by 30% vs. other solutions Well-maintained global asset base poised to serve growing demand • Purchase price of $1.48B represents 11.4x multiple of 2022 EBITDA • Acquisition will expand Avient’s composites and fiber portfolio with Dyneema®, the World’s Strongest Fiber™ • $415M sales and 30%+ EBITDA margins; Immediately accretive to pro forma 2022 EPS, adding $0.35 • 1,300 patents globally, ~50% of sales patent protected • 1,000+ employees across global production network and dedicated technology centers • Composites platform will increase from $261M to $680M in revenue and from $49M to $180M in EBITDA Indicates Dyneema® location $175M (42%) $65M (16%) $175M (42%) 2022E Sales By Region ($M) (1) $0.35 EPS excludes intangible amortization (2) Based on 2022 expected results (1) (2) (2) FIT WITH FOUR PILLAR STRATEGY 33 Specialization • Innovation-led organization with tremendous intellectual property value in trademarks, patents and “know-how” • Deep history of application development and premium, leading brand with the World’s Strongest FiberTM Globalization • Global customer base with an established presence across all major geographic regions • Global technology centers complement existing Composites applications and expertise Operational Excellence • Best-in-class safety performance • Well-run and maintained asset base fit to serve future growth • Highly effective and reliable supply chain with emphasis on optimizing service to customers Commercial Excellence • Deep customer relationships extend across the value chain and drive ability to grow • Offer a full suite of services with an active role in design, development and commercialization People Experienced and talented associates with a passion for safety, specialization and winning DYNEEMA® OVERVIEW K E Y I N D U S T R I E S PERSONAL PROTECTION Military • Law Enforcement • First Responders Body Armor • Helmets • Vehicle Protection $215M MARINE & SUSTAINABLE INFRASTRUCTURE Towing / Mooring • Aquaculture • Floating Wind • Offshore Cranes $130M CONSUMER Consumer • Outdoor High Performance • Safety Equipment $70M 34 Figures reflect 2022 expected sales MIFOverview Competition Valuechain & Go-to-market Strategy Innovation Financials TECHNOLOGY 35 1,200 1,300 2,500 Avient Dyneema Combined Patents • True specialty business – the World’s Strongest Fiber™ • Deep history of application development with customers, strongest in the industry • The only UHMwPE (ultra-high molecular weight polyethylene) fiber producer that is backward integrated o Provides innovation advantage through control of all steps of the process • Complementary with our existing reinforced film expertise (PolyStrand) and engineered fiber presences (Fiber-Line) WINNING PROPERTIES Ultra high strength vs. weight Highly flexible Floats on water Chemically inert; no smell/taste and non-toxic High resistance to UV radiation Self-lubricating, with low friction One-of-a-kind technology ® FORMULATION PROCESS 36 • Like Avient, Dyneema® offers similar core competencies around formulation and material science • Technology that combines polymers and fibers to provide specialized, high performing solutions for customers • Design capabilities ensure that applications are highly customized for the specified end use DYNEEMA® IN THE VALUE CHAIN 37 UHMwPE Fiber / Tapes Military Personnel, Law Enforcement Heavy Marine, Offshore Wind Energy and Mooring, Aquaculture Outdoor, Footwear, Apparel, Inflatables • Material Science • Formulation • Service INTERMEDIATE MANUFACTURING (CUSTOMERS) OEM / APPLICATION DEMAND TRENDS 38 • Military spending and near-term demand for higher performing personal protection products (like Dyneema®) expected to increase o European NATO members annual defense spend expected to increase by up to 20%(1) o Japan aiming to almost double defense spending over the next 5 years(2) o Accelerated launch of next generation technology in North America • Policy-driven demand for sustainable energy; growth in floating offshore wind farms which require advanced, durable technology o Offshore wind expected to grow at a CAGR of 32% with the level of annual installations quadrupling over the next five years(3) • Continued investment in aquaculture as a sustainable food source(4) • Strong demand in outdoor high performance space across niche consumer applications aligns with 10% growth assumption for Avient’s Composites portfolio Sources: (1) “Funding NATO”, NATO.int (April 1, 2022) (2) “Japan Ruling Party Calls for Defense Spending Boost to 2% of GDP”, WSJ (April 21, 2022) (3) “Global Wind Report 2021”, Global Wind Energy Council (4) “Aquaculture Supports a Sustainable Earth”, NOAA Fisheries 39 A L I G N M E N T W I T H S U S T A I N A B I L I T Y G O A L S PRODUCTS AVIENT’S EXISTING COMPOSITES PORTFOLIO D I V E R S E C A P A B I L I T I E S A N D S O L U T I O N S S E R V I N G M A N U F A C T U R E R S A N D O E M S LFT Tapes Laminates/Panels Shapes Pultrusion Engineered Fibers 40 AVIENT’S COMPOSITES PORTFOLIO SALES AND EBITDA 41 $74 $84 $216 $212 $261 $5 $10 $32 $41 $49 $180 0 50 100 150 200 $- $50 $100 $150 $200 $250 $300 $350 $400 $450 $500 $550 $600 $650 $700 $750 2017 2018 2019 2020 2021 2022E $680 ($ in millions) • Dyneema® acquisition will further improve Composites EBITDA margins to 26% • Dyneema® will complement our existing portfolio with deep formulation expertise, innovative culture and global commercial presence • Composites will continue to be a key growth driver to deliver future revenue growth in excess of GDP (1) Pro forma for the acquisition of Dyneema® (1) SEGMENT DATA U.S. & Canada 50% EMEA 25% Asia 16% Latin America 9% 2021 SEGMENT, END MARKET AND GEOGRAPHY 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% 43 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 2021 REVENUE | $2 .4 BILLION US & Canada 32% EMEA 40% Asia 21% Latin America 7% END MARKET REGION 44 All charts reflect 2021 financials 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 Consumer 27% Healthcare 10% Packaging 7% Telecommunications 16% Transportation 11% Industrial 11% Building & Construction 11% Energy 7% 2021 REVENUE | $919 MILLION END MARKET US & Canada 55% EMEA 25% Asia 20% REGION 45 All charts reflect 2021 financials D I S T R I BU 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 EY SU PPL IER S 2021 REVENUE | $1 .6 BILLION 46 All charts reflect 2021 financials TOTA L C O M PA N Y R E G I O N A L S A L E S BY END MARKET 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% 47 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 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.

INVESTMENT IN COMMERCIAL RESOURCES D R I V E S I N N O VAT I V E P R O D U C T P O R T F O L I O AN D S AL E S G R O W T H 19 160 270 2011 2019 2020E 0.16 0.20 0.26 0.34 0.42 0.50 0.58 0.72 0.79 0.81 0.85 11 12 13 14 15 16 17 18 19 20 21E 2.5x TARGET NET LEVERAGE BY 2021 ~$1Bn REPURCHASED OVER LAST 10 YEARS ~$350MM PAID OVER LAST 10 YEARS RETURNING VALUE TO SHAREHOLDERS 12 Free Cash Flow Dividends Share Repurchases Deleveraging Strong track record of cash generation put to work in M&A and return to shareholders while modestly levered 0.1 0.1 0.2 0.5 0.6 0.7 0.8 0.9 0.9 1.0 11 12 13 14 15 16 17 18 19 20 2.9x 2.5x 2020PF* 2021E Growing Dividend Cumulative Buybacks Net Leverage $ B n $ p e r s h a re *2020 estimate and Pro forma for acquisition of the Clariant Masterbatch business Cash Generation ~$270MM Another unique value creation lever at Avient is synergy capture with our recent acquisition of Clariant Masterbatch. Excluding our Distribution segment and pro forma with synergies, EBITDA margins at Avient will exceed 17%. Whether an additional line at an existing manufacturing plant, or a new facility in a growing region, we ramp-up quickly and cost-efficiently. 17 Capex / Revenue 2021E (%) Source: Bloomberg market data as of November 9, 2020 AVIENT IS ASSET LIGHT Avient Specialty Formulators Other Chemical/Specialty Companies 2 3 2 2 3 3 3 6 3 4 5 5 5 5 5 6 6 7 7 9 24 A v ie n t A v ie n t (E x c l.