© 2024 Avient, All Rights Reserved RESIN (RPET/PET) PRODUCTION Create Value • Increase yield • Expand applications • Improve aesthetics • Reduce energy ColorMatrix™ Solutions • rePrize™ IV Builder • Ionix™ Flake Treatment • SmartHeat™ RHC Process Aid • Optica™ Toners & Colors for Enhanced Recyclability • Joule™ Reheat Additive DISTRIBUTION, RETAIL SALES, CONSUMPTION Enhance Consumer Experience • Improve aesthetics and visual appeal • Extend shelf life • Bolster consumer safety • Improve organoleptics ColorMatrix™ Solutions • Ultimate™ UV390 Light Barrier • Lactra™ Light Blocking Additive • Triple A™ Acetaldehyde Scavenger • Amosorb™ Oxygen Scavenger • Optica™ Toners COLLECTION, SORTING, RECYCLING Supply Quality Feedstock with APR* Recognized Solutions • Expand end-use applications • Reduce downcycling • Improve color stability ColorMatrix™ Solutions • Ultimate™ UV390 Light Barrier • Capture™ Oxygen Scavenger • SmartHeat™ RHC Process Aid PREFORM MOLDING & BOTTLE BLOWING Promote Process Optimization • Reduce energy • Reduce bottle blow-outs • Mitigate stress cracking • Improve mechanical and dimensional stability • Increase throughput ColorMatrix™ Solutions • SmartHeat™ RHC Process Aid • Eze™ Slip AgentPET RECYCLING ECO-SYSTEM PREFORM MOLDING & BOTTLE BLOWING COLLECTION, SORTING, RECYCLING DISTRIBUTION, RETAIL SALES, CONSUMPTION RESIN (RPET/PET) PRODUCTION * APR - Association of Plastics Recyclers

Patterson 1:30 Global Color, Additives and Inks John V. Van Hulle Senior Vice President, President of Global Color, Additives & Inks Michael E. Van Hulle President, Global Color, Additives & Inks PolyOne Corporation Page 16 Appliances 2% Building & Construction 12% Consumer 7% Electrical & Electronics 1% Healthcare 6% Industrial 14% Packaging 31% Textiles 7% Transportation 8% Wire & Cable 12% 2014 Revenue by Industry Segment 2014 Revenues: $0.9 Billion At a Glance Global Color, Additives & Inks United States 44% Europe 36% Canada 2% Asia 12% Latin America 6% PolyOne Corporation Page 17 A Case Study for Transformational Success 1.7% 4.6% 5.1% 5.5% 7.2% 8.1% 9.7% 12.2% 14.7% 2006 2007 2008 2009 2010 2011 2012 2013 2014 Operating Margin $9 $26 $28 $25 $43 $50 $75 $104 $125 2006 2007 2008 2009 2010 2011 2012 2013 2014 Operating Income ($M) •Cultural mindset shift from volume to value •Customer centric focus and training •Differentiation with innovation and service •Acquisitions expand portfolio of technology Global Color, Additives & Inks PolyOne Corporation Page 18 395 262 2006 2014 From Volume… (lbs in millions) -34% $94 $293 2006 2014 To Value Gross Margin ($ in millions) +210% Global Color, Additives & Inks PolyOne Corporation Page 19 Accelerating Growth Global Color, Additives & Inks Innovation Market Growth/ Megatrends Geographic Expansion Collaboration PolyOne Corporation Page 20 Who We Are Growing With Global Color, Additives & Inks PolyOne Corporation Page 21 Innovation Pipeline Potential Global Color, Additives & Inks Addressable Market ($ millions) $300 $500 $400 Prototype Frame Opportunity Scale-up & Test Market Build Business Case Commercial Launch Phase 1 Phase 2 Phase 3 Phase 4 Phase 5 3 3 5 0 1 8 3 1 1 5 1 1 1 1 0 Breakthrough Platform Derivative PolyOne Corporation Page 22 Megatrends Aligned with Key End Markets Increasing Energy Efficiency Protecting the Environment Improving Health and Wellness Megatrend End Markets Globalizing and Localizing Health & Wellness Transportation Packaging Consumer Global Color, Additives & Inks PolyOne Corporation Page 23 $150M Revenue Potential $500M Revenue Potential Additive Technologies InVisiOSM Color & Design Services Key Initiatives Global Color, Additives & Inks PolyOne Corporation Page 24 Innovation Market Growth / Megatrends Geographic Expansion Collaboration Platinum Vision 1.7% 7.2% 14.7% 20%+ 2006 2010 2014 2020 Platinum Vision World Class Operating Margin Accelerating Growth Global Color, Additives & Inks PolyOne Corporation Page 25 Summary • Global Capabilities • Innovation Leader • Collaboration – One PolyOne Global Color, Additives & Inks Color Matters PolyOne Corporation Page 26 Global Specialty Engineered Materials Craig M.

These USP-compliant colorants are available in liquid silicone rubber (LSR) and high consistency silicone rubber (HCR) forms and can be customized for specific medical uses. Standard and custom colors are available. KEY CHARACTERISTICS • Meets USP Class VI standards • Biocompatible • Provides lightfastness, chemical resistance, and heat stability • Available in standard single pigment or custom multi-pigment colors • LSR and HCR options available TARGET APPLICATIONS Stan-Tone HC Plus silicone dispersions are suitable for a variety of healthcare applications including: • Catheters and medical tubing • Medical and surgical equipment • Labware and diagnostic devices • Specialty medical devices and wearables Product Code Pigment Type % Pigment (approx.)

Design times can be less than three days for colorants. There are significant revenue opportunities generated from the combined color and additive technology strengths of the two legacy companies. APPENDIX Performance Additives 15% Pigments 15% TiO2 12% Dyestuffs 4%Polyethylene 10% Nylon 5% Polypropylene 4% Other Raw Materials 29% Styrenic Block Copolymer 6% ~1/3 hydrocarbon based (Grey shaded materials are hydrocarbon based, includes portion of “Other Raw Materials”) Non-hydrocarbon based materials 31 • Exiting 2020, the majority of hydrocarbon based raw material markets were experiencing price inflation and tight inventory • Winter Storm Uri in the Gulf Coast caused further stress on the situation for 2021 • Raw materials most impacted include polyethylene, polypropylene and nylon • We purchase over 8,000 different raw materials to formulate our customized solutions and unique specifications Annual Purchases RAW MATERIAL UPDATE Based on 2020 pro forma purchases, excludes Distribution business SEGMENT DATA U.S. & Canada 50% EMEA 26% Asia 16% Latin America 8% 2020 SEGMENT, END MARKET AND GEOGRAPHY 33 GEOGRAPHY REVENUESEGMENT FINANCIALS Consumer 23% Packaging 21%Industrial 15% Wire & Cable 6% Building & Construction 6% Electrical & Electronics 4% END MARKET REVENUE Transportation 10% Healthcare 15% All data reflects 2020 Pro forma for acquisition of the Clariant Masterbatch business. (1) The total company sales and EBITDA of $3,783M and $457M, respectively, include intercompany sales eliminations and corporate costs $2,043M $331M $709M $124M $1,110M $70M Sales EBITDA Distribution Specialty Engineered Materials Color Additives and Inks $457M$3,783M (1) Packaging 35% Consumer 23% Healthcare 8% Industrial 14% Building & Construction 8% Transportation 7% Wire & Cable 3% Electrical & Electronics 2% C O L O R , A D D I T I V E S & I N K S 2020 PF REVENUE | $2 .0 BILLION US & Canada 31% EMEA 40% Asia 22% Latin America 7% END MARKET REGION 34 2020 figures Pro forma for acquisition of the Clariant Masterbatch business 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 24% Healthcare 10% Packaging 6% Wire & Cable(1) 24% Electrical & Electronics 13% Transportation 11% Industrial 10% Building & Construction 2% 2020 REVENUE | $709 MILLION END MARKET US & Canada 58% EMEA 23% Asia 19% REGION 35 (1) Approximately 50% of Wire and Cable sales are associated with Fiber Optic Cabling DI S TR IBU T I ON 2020 REVENUE | $1 .1 B ILL ION Healthcare 29% Consumer 25% Packaging 2% Industrial 20% Transportation 14% Electrical & Electronics 5% Building & Construction 4% Wire & Cable 1% US & Canada 82% Asia 3% Latin America 15% END MARKET REGION K E Y S U P P L I ER S 36 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 32% Consumer 27% Healthcare 12% Industrial 6% Wire & Cable 6% Building & Construction 4% Electrical & Electronics 9% Asia (16% of sales) Transportation 4% Packaging 34% Consumer 16%Healthcare 5% Industrial 17% Wire & Cable 10% Building & Construction 8% Electrical & Electronics 3% EMEA (26% of sales) Transportation 7% 2020 figures Pro forma for acquisition of the Clariant Masterbatch business 37 Transportation 10% Consumer 26% Healthcare 19% Packaging 13% Industrial 16% Wire & Cable 7% Building & Construction 5% Electrical & Electronics 4% US & Canada (50% of sales) Packaging 45% Consumer 29% Healthcare 6% Industrial 8% Building & Construction 3% Electrical & Electronics 2% Wire & Cable 1% LATAM (8% of sales) Transportation 6% Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except for per share data) Three Months Ended March 31, 2021 Reconciliation to Condensed Consolidated Statements of Income GAAP Results Special Items Adjusted Results Income from continuing operations before income taxes $ 102.6 $ 2.4 $ 105.0 Income tax expense - GAAP (22.9) — (22.9) Income tax impact of special items — (0.9) (0.9) Tax adjustments — 1.1 1.1 Net income attributable to noncontrolling interests (0.4) — (0.4) Net income from continuing operations attributable to Avient shareholders $ 79.3 $ 2.6 $ 81.9 Net income / EPS $ 0.86 0.03 $ 0.89 Weighted-average diluted shares 92.2 92.2 92.2 Reconciliation to Consolidated Statements of Income Three Months Ended March 31, 2021 Operating income - GAAP $ 120.4 Special items in operating income 2.4 Adjusted Operating income $ 122.8 1 Business Segment Operations Three Months Ended March 31, Year Ended December 31, 2021 2020 2020 2019 2018 Sales: Color, Additives and Inks $ 609.3 $ 256.5 $ 1,502.9 $ 1,003.8 $ 1,046.5 Specialty Engineered Materials 216.5 185.3 708.8 745.7 645.8 Distribution 362.7 289.5 1,110.3 1,192.2 1,265.4 Corporate and eliminations (26.2) (19.8) (79.9) (79.0) (76.7) Sales $ 1,162.3 $ 711.5 $ 3,242.1 $ 2,862.7 $ 2,881.0 Gross margin: Color, Additives and Inks $ 197.5 $ 89.4 $ 484.4 $ 338.4 $ 353.4 Specialty Engineered Materials 64.7 52.6 207.6 200.2 171.7 Distribution 39.3 33.6 124.0 132.1 125.8 Corporate and eliminations 0.9 (4.1) (31.7) (13.5) (26.1) Gross margin $ 302.4 $ 171.5 $ 784.3 $ 657.2 $ 624.8 Selling and administrative expense: Color, Additives and Inks $ 108.7 $ 48.9 $ 303.6 $ 191.0 $ 194.9 Specialty Engineered Materials 30.5 30.3 113.2 116.5 99.4 Distribution 15.3 14.2 54.5 56.7 54.3 Corporate and eliminations 27.5 25.3 123.7 136.2 97.6 Selling and administrative expense $ 182.0 $ 118.7 $ 595.0 $ 500.4 $ 446.2 Operating income: Color, Additives and Inks $ 88.8 $ 40.5 $ 180.8 $ 147.4 $ 158.5 Specialty Engineered Materials 34.2 22.3 94.4 83.7 72.3 Distribution 24.0 19.4 69.5 75.4 71.5 Corporate and eliminations (26.6) (29.4) (155.4) (149.7) (123.7) Operating income $ 120.4 $ 52.8 $ 189.3 $ 156.8 $ 178.6 Earnings before interest, taxes, depreciation and amortization (EBITDA): Color, Additives and Inks $ 116.2 $ 51.4 $ 255.9 $ 190.1 $ 202.8 Specialty Engineered Materials 42.0 29.8 124.4 113.2 95.5 Distribution 24.2 19.5 70.2 75.9 72.2 Corporate and eliminations (24.9) (28.0) (146.2) (144.3) (119.3) Other income, net 1.5 1.6 24.3 12.1 (12.9) EBITDA $ 159.0 $ 74.3 $ 328.6 $ 247.0 $ 238.3 EBITDA as a % of Sales: Color, Additives and Inks 19.1 % 20.0 % 17.0 % 18.9 % 19.4 % Specialty Engineered Materials 19.4 % 16.1 % 17.6 % 15.2 % 14.8 % Distribution 6.7 % 6.7 % 6.3 % 6.4 % 5.7 % 2 Reconciliation of Pro Forma EBITDA - Color, Additives and Inks Three Months Ended March 31, Year Ended December 31, 2021 2020 2020 2019 2018 Sales: Color, Additives and Inks $ 609.3 $ 256.5 $ 1,502.9 $ 1,003.8 $ 1,046.5 Clariant MB pro forma adjustments(1) — 279.4 540.4 1,118.6 1,209.8 Pro forma sales $ 609.3 $ 535.9 $ 2,043.3 $ 2,122.4 $ 2,256.3 Operating income: Color, Additives and Inks $ 88.8 $ 40.5 $ 180.8 $ 147.4 $ 158.5 Clariant MB pro forma adjustments(1) — 23.0 45.0 72.9 80.3 Pro forma operating income $ 88.8 $ 63.5 $ 225.8 $ 220.3 $ 238.8 Depreciation & amortization: Color, Additives and Inks $ 27.4 $ 10.9 $ 75.1 $ 42.7 $ 44.3 Clariant MB pro forma adjustments(1) — 15.1 30.1 60.3 61.2 Pro forma depreciation & amortization $ 27.4 $ 26.0 $ 105.2 $ 103.0 $ 105.5 Earnings Before Interest, Taxes, Depreciation and Amortization (EBITDA): Color, Additives and Inks $ 116.2 $ 51.4 $ 255.9 $ 190.1 $ 202.8 Clariant MB pro forma adjustments(1) — 38.1 75.1 133.2 141.5 Pro forma EBITDA $ 116.2 $ 89.5 $ 331.0 $ 323.3 $ 344.3 Pro forma EBITDA as a % of Sales 19.1 % 16.7 % 16.2 % 15.2 % 15.3 % Three Months Ended March 31, 2020 Reconciliation of Pro Forma Adjusted Earnings per Share Avient Special Items Adjusted Avient Clariant MB Pro Forma Adjustments(1) Pro Forma Adjusted Avient Sales $ 711.5 $ — $ 711.5 $ 279.4 $ 990.9 Operating income 52.8 9.7 62.5 23.0 85.5 Interest expense, net (9.4) — (9.4) (12.8) (22.2) Other income, net 1.6 (0.1) 1.5 — 1.5 Income taxes (11.9) (1.0) (12.9) (2.4) (15.3) Net income from continuing operations attributable to Avient shareholders $ 33.1 $ 8.6 $ 41.7 $ 7.8 $ 49.5 Weighted average diluted shares 86.7 Impact to diluted shares from January 2020 equity offering 6.1 Weighted average diluted shares 92.8 EPS $ 0.53 (1) - Pro forma adjustments for the periods prior to the acquisition date (July 1, 2020) and to give effects of the financing for the acquisition 3 Three Months Ended June 30, 2020 Reconciliation of Pro Forma Adjusted Earnings per Share Avient Special Items Adjusted Avient Clariant MB Pro Forma Adjustments(2) Pro Forma Adjusted Avient Sales $ 609.1 $ — $ 609.1 $ 261.1 $ 870.2 Operating income $ 38.0 $ 9.0 $ 47.0 $ 22.0 $ 69.0 Interest expense, net (16.2) — (16.2) (5.3) (21.5) Other income, net 9.5 (0.3) 9.2 — 9.2 Income taxes (7.9) 0.7 (7.2) (3.8) (11.0) Net income attributable to non controlling interests (0.4) — (0.4) — (0.4) Net income from continuing operations attributable to Avient shareholders $ 23.0 $ 9.4 $ 32.4 $ 12.9 $ 45.3 Weighted average diluted shares 91.8 Impact to diluted shares from January 2020 equity offering 15.3 Pro forma weighted average diluted shares 107.1 Pro forma adjusted EPS $ 0.42 (2) - Pro forma adjustments for the periods prior to the acquisition date (July 1, 2020) and to give effects of the financing for the acquisition Year Ended December 31, Reconciliation to Adjusted EBITDA 2020 2019 2018 Net income from continuing operations – GAAP $ 133.8 $ 75.7 $ 87.4 Income tax expense 5.2 33.7 14.4 Interest expense 74.6 59.5 62.8 Debt extinguishment cost — — 1.1 Depreciation and amortization from continuing operations 115.0 78.1 72.6 EBITDA $ 328.6 $ 247.0 $ 238.3 Special items, before tax 66.2 61.7 59.5 Interest expense included in special items (10.1) — — Accelerated depreciation included in special items (3.2) — (3.0) Adjusted EBITDA $ 381.6 $ 308.7 $ 294.8 4 Year Ended December 31, 2020 Reconciliation of Pro Forma Adjusted Earnings per Share Avient Special Items Adjusted Avient Clariant MB Pro Forma Adjustments(3) Pro Forma Adjusted Avient Sales $ 3,242.1 $ — $ 3,242.1 $ 540.4 $ 3,782.5 Operating income $ 189.3 $ 73.7 $ 263.0 $ 45.0 $ 308.0 Interest expense, net (74.6) 10.1 (64.5) (18.1) (82.6) Other income, net 24.3 (17.6) 6.7 — 6.7 Income taxes (5.2) (41.4) (46.6) (6.2) (52.8) Net income attributable to noncontrolling interests (1.8) — (1.8) — (1.8) Net income from continuing operations attributable to Avient shareholders $ 132.0 $ 24.8 $ 156.8 $ 20.7 $ 177.5 Weighted average diluted shares 90.6 Impact to diluted shares from January 2020 equity offering 1.5 Pro forma weighted average diluted shares 92.1 Pro forma adjusted EPS $ 1.93 Reconciliation of Pro Forma Adjusted EBITDA from continuing operations Operating income and other income, net $ 213.6 $ — $ 56.1 $ 269.7 $ 45.0 $ — $ 314.7 Depreciation and amortization 115.0 (3.2) 111.8 30.1 141.9 EBITDA from continuing operations $ 328.6 $ 52.9 $ 381.5 $ 75.1 $ 456.6 Year Ended December 31, 2019 Reconciliation of Pro Forma Adjusted Earnings per Share Avient Special Items Adjusted Avient Clariant MB Pro Forma Adjustments(1) Pro Forma Adjusted Avient Sales $ 2,862.7 $ — $ 2,862.7 $ 1,118.6 $ 3,981.3 Operating income $ 156.8 $ 71.7 $ 228.5 $ 72.9 $ 301.4 Interest expense, net (59.5) — (59.5) (33.4) (92.9) Other income, net 12.1 (10.0) 2.1 — 2.1 Income taxes (33.7) (5.9) (39.6) (9.1) (48.7) Net income attributable to noncontrolling interests (0.2) — (0.2) — (0.2) Net income from continuing operations attributable to Avient shareholders $ 75.5 $ 55.8 $ 131.3 $ 30.4 $ 161.7 Weighted average diluted shares 77.7 Impact to diluted shares from January 2020 equity offering 15.3 Pro forma weighted average diluted shares 93.0 Pro forma adjusted EPS $ 1.74 Reconciliation of Pro Forma Adjusted EBITDA from continuing operations Operating income and other income, net $ 168.9 $ — $ 61.7 $ 230.6 $ 72.9 $ — $ 303.5 Depreciation and amortization 78.1 — 78.1 60.3 138.4 EBITDA from continuing operations $ 247.0 $ 61.7 $ 308.7 $ 133.2 $ 441.9 (3) - Pro forma adjustments for the periods prior to the acquisition date (July 1, 2020) and to give effects of the financing for the acquisition 5 Avient IR Presentation - May 2021.pdf Avient IR Presentation - May 2021 w Non-GAAP Recs.pdf AVNT First Quarter 2021 Earnings Presentation.pdf AVNT First Quarter 2021 Earnings Presentation.pdf AVNT First Quarter 2021 Earnings Presentation.pdf AVNT First Quarter 2021 Earnings Presentation.pdf 4.29 127pm Q1 21 IR Deck Version non-GAAP Recs (002).pdf

GARRATT Senior Vice President, President Color, Additives & Inks–EMEA Michael A. Garratt is senior vice president, president, Color, Additives & Inks for the Europe, Middle East and Africa (EMEA) region at Avient Corporation, a premier provider of specialized and sustainable material solutions and services.

These include positions in Assistant Corporate Corporate Controller; an ex-pat assignment in the UK supporting Avient’s Color business; Director of Finance for the Color, Additives & Inks segment; and, most recently, as Vice President of Internal Audit.

Application Snapshot Smartbatch Frost SFX Final COSMETICS BRAND P E R S O N A L C A R E P E T & R P E T P A C K A G I N G • Solutions suitable for 100% rPET carrier colorants • Compatible with all ISBM molding machines • Should work with a wide variety of rPET grades • Worked with customer to provide a special effect solution that achieved a matte or frost- like effect in PET resin • Created a formulation that diffuses light and enhances bottle appearance, similar to edge- glass • Allowed the customer greater design freedom with a wide range of color options • Enabled customer to reduce VOC by eliminating bottle spraying SmartBatch™ Frost Collection KEY REQUIREMENTS WHY AVIENT?

INDUSTRIAL EQUIPMENT OEM P A I N T S P R A Y E R • Meet or exceed UL94 V-2 flame rating • Able to interact with existing bulk chemistry without compromising functionality or brand color and aesthetics • Deliver cost targets while providing operational efficiency and a working capital strategy • Accelerate product development timeline, and provide UL94 testing verification prior to production trials • Achieved all flame rating requirements and assisted with regulatory approvals • Developed a proprietary Smartbatch solution that minimized potential effects from interaction with current bulk chemistries • Provided needed support with qualification process and testing requirements, saving time and cost • Afforded on-going support with A2LA test labs, sampling, and lot-to-lot consistency with exacting performance Smartbatch™ Formulation: Cesa™ Flame Retardant Additives and OnColor™ Colorants KEY REQUIREMENTS WHY AVIENT?

PRODUCTOR LÍDER DE TAPONES PARA BEBIDAS ALCOHÓLICAS 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?

PTFE Wire insulation ELECTRICAL EQUIPMENT MANUFACTURER H I G H - T E M P E R A T U R E C A B L E S - O I L & G A S I N D U S T R Y • Formulations suitable for a wide range of cable types, including high-voltage and self-regulating heating applications • Fine-tuned and consistent resistivity • Consistent performance across a wide range of temperatures • Optimized dispersion for ease of processing • Provided tailored solutions for specific conductivity requirements, protecting cables against damage from electrostatic discharge (ESD), arc failures, and temperature fluctuation • Supplied ESD and conductive fluoropolymer solutions in PFA, FEP, ETFE and PVDF • Shared more than 40 years of experience in the processing and formulation of fluoropolymers • Offered a global manufacturing footprint Colorant Chromatics Conductive Formulations KEY REQUIREMENTS WHY AVIENT? LEARN MORE https://www.avient.com/products/engineered-polymer-formulations/conductive-signal-radiation-shielding-formulations/colorant-chromatics-conductive-formulations-0 Slide 1: electrical equipment manufacturer