Are data management facilities needed? VALUE BENEFITS OF USING THE FLEXCART MINI SYSTEM FlexCart units & PlanetPak containers create a market leading metering system: • Robust and dependable system control • Reliable yield (typically 99% using a PlanetPak) and sustainable packaging • Capability of data networking and remote internet support • Simplified changeover with interchangeable cassettes FLEXCART™ MINI LIQUID METERING SYSTEM Combined with the PlanetPak™ delivery packaging Note: PC = Progressing Cavity Pump Peri = Peristatic Pump ATTRIBUTE FLEXCART MINI Footprint (LxW cm) 98 x 38 Controller options 3000 5000 Typical max. ATTRIBUTE PC PUMP PERI PUMP CMG 3000 CMG 5000 Delivery throughput – Low – – Metering throughput High Low – – Volumetric/gravimetric V V V V/G Data export/network – – No Yes Touch screen – – No Yes Multiple log-in levels – – No Yes The range of progressing cavity pump rates attainable can be used to determine the correct size of pump.

V I S I O N PolyOne Corporation 4 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 solutions S A F E T Y F I R S T PolyOne Corporation 5 1.3 1.1 1.1 0.85 0.65 0.57 0.54 0.97 0.84 0.74 0.74 0.69 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 Injuries per 100 Workers Spartech Acquisition PolyOne Corporation 6 P O L Y O N E 2 0 1 7 R E V E N U E | $ 3 . 2 B I L L I O N Transportation 18% Industrial 16% Consumer 12% Packaging 11% Healthcare 11% Wire & Cable 9% Appliance 5% United States 59% Europe 14% Asia 10% Latin America 9% Canada 8% PolyOne Distribution 34% Performance Products & Solutions 21% Specialty Engineered Materials 19% Color Additives & Inks 26% Segment End Market Geography Building & Construction 12% Electrical & Electronics 6% 2009 2010 2011 2012 2013 2014 2015 2016* 2017* 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 PolyOne Corporation 7 8 $0.13 $0.68 $0.82 $1.00 $1.31 $1.80 $1.96 $2.06 $2.21 *Pro Forma for sale of DSS 2006 2017 “Where we were” “Where we are” ROIC** 5.0% 14.0% Operating Income % of Sales Color, Additives & Inks 1.7% 15.5% Specialty Engineered Materials 1.1% 12.1% Performance Products & Solutions 4.3% 10.7% Distribution 2.6% 6.3% **ROIC is defined as TTM adjusted OI after tax divided by the sum of average debt and equity less cash over a 5 quarter period A D J U S T E D E P S E X P A N S I O N S U S T A I N A B L E P A T H T O D O U B L E - D I G I T E P S G R O W T H PolyOne Corporation 8 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 Double digit annual EPS growth Expand specialty portfolio with strategic acquisitions Innovate and develop new technologies and services Repurchase 600K-1M shares annually Increase commercial resources 6-8% annually Double acquired company margins Enhance efficiencies through Lean Six Sigma and commercial excellence 531 680130 153 504 618 2014 Q1 2018 R&D / Technical Marketing Sales PolyOne Corporation 9 Increased commercial headcount + 28% + 18% + 23% Generating opportunities 35% more sales calls 25% more marketing campaigns 1,000 new customers, expanding customer base by 5% $1.0B increase in new opportunities Enhancing efficiency 8% reduction of average territory size, enabling greater customer focus 20% more prospecting calls I N V E S T M E N T I N 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 Lead Specialists T H E E V O L V I N G C U S T O M E R R E L A T I O N S H I P PolyOne Corporation 10 Expanded Path Traditional Path Strategic Accounts/ Field Sales Business Development Customer Service Web and Social Media Inside Sales PolyOne Corporation 11 Investments in digital and dedicated inside sales to improve customer experience 80% increase in leads (from 6,000 to 11,000) driven by website, phone, and online chat E X P A N D E D P A T H A D D I N G C U S T O M E R T O U C H P O I N T S 4 21 2014 2017 Inside sellers $11M $88M 2014 2017 Inside sales/digital revenue N E W R E S O U R C E S F U E L I N G T H E F U T U R E PolyOne Corporation 12 P O L Y O N E S A L E S F U N N E L +34% 2014 $3.0 billion 2017 $4.0 billion A L I G N I N G W I T H T R E N D S F O R G R O W T H T R A N S P O R T A T I O N P A C K A G I N G H E A L T H C A R E C O N S U M E R PolyOne Corporation 13 Facilitate alternative energy solutions Light- weighting Reduce packaging materials Improve recyclability Reduce spread of infection I N N O V A T I O N PolyOne Corporation 14 Customization 55% M&A 30% Innovation Pipeline 15% Innovation comes from Research & Development Spend ($ millions) Vitality Index % of sales from products launched last 5 years 12% 38% 2006 2017 $20 $52 2006 2017 Transformational Opportunity for Growth Through M&A Adjacent Opportunity for Growth Through New Product Pipeline Core Customization 3 H O R I Z O N S O F D E V E L O P M E N T PolyOne Corporation 15 Incremental development from existing base of technology New development adjacent to current technology New technology development outside of and with our current base Service adjacent markets and customers Create new markets, target new customer needs Service existing markets and customers Market Technical I N N O V A T I O N Non-Halogen Flame Retardants Barrier Technologies Fiber Colorants Advanced Composites Thermoplastic Elastomers Gordon Composites/ Polystrand – Composites GLS – Thermoplastic Elastomers ColorMatrix – Liquid Color & Additives I N N O V A T I O N P I P E L I N E PolyOne Corporation 16 PrototypeFrame Opportunity Scale-up & Test Market Build Business Case Commercial Launch (since 2015) Phase 1 Phase 2 Phase 3 Phase 4 Phase 5 8 5 6 2 1 15 4 10 5 11 4 5 7 Breakthrough Platform Derivative Number of Projects 26 16 20 15 2 79 Total Addressable Market ($ millions) - - $1,230 $1,170 $440 $2,840 F L A M E R E T A R D A N T P O L Y M E R S A D V A N C E D C O M P O S I T E S B A R R I E R M A T E R I A L S C O L O R A N T T E C H N O L O G I E S T H E R M O P L A S T I C E L A S T O M E R S I N N O V A T I O N S P O T L I G H T : C O M P O S I T E S PolyOne Corporation 17 C O M P O S I T E S R E F R E S H E R PolyOne Corporation 18 Fiber Polymer Composite Strength Design Flexibility Continuous Fiber Thermoset Composites Short Glass Fiber Thermoplastics Continuous Fiber Thermoplastic Composites Long Glass Fiber Thermoplastics S T R A T E G I C I N V E S T M E N T H I S T O R Y PolyOne Corporation 19 Acquired Polystrand Installed LFT production Avon Lake Long Fiber Thermoplastic (LFT) Technology Installed LFT production Barbastro, Spain Acquired Glasforms Acquired Gordon Composites Thermoplastic Composites Long Fiber Reinforced Thermoplastics Continuous Fiber Thermosets 2010 2012 2015 2016 20162009 20122011 2014 C O M P O S I T E S I N T R A N S P O R T A T I O N PolyOne Corporation 20 W A T E R C R A F TR A I L H E A V Y T R U C K Bulkheads and Transoms Ceilings and Hatches Doors and Cabinetry Flooring Door Panels Side Walls Flooring & Side Panels Aerodynamic Fairings Seat and Bunk Reinforcements PolyOne Corporation 21 Safety Technology Geography Service FinancialPeople Low EH&S risk profile New and complementary technologies Leverage our global footprint Strong customer relationships Foundational operating margins of 8-10% with ability to double Motivated team with a specialty culture I N V E S T - T O - G R O W M & A S T R A T E G Y PolyOne Corporation 22 Capture sourcing synergies Cross-sell & blend technology 8-10% operating margins I N V E S T - T O - G R O W M & A P L A Y B O O K Protect customers Retain employees Implement LSS to drive efficiency improvements Innovate with combined portfolio Safety First! T H E N E W P O L Y O N E : A S P E C I A L T Y G R O W T H C O M P A N Y  Growing leadership position in attractive markets  Innovation, technology and service are differentiators  Capital management is a strength: Record-setting cash generation to continue for years  Expand ROIC while increasing invested capital  Proven acquisition strategy with robust pipeline  Commercial investments are fueling momentum and generating organic growth S E R V I C E : T H E T I M E L E S S D I F F E R E N T I A T O R PolyOne Corporation 29 T A L E N T D E V E L O P M E N T PolyOne Corporation 30 Leadership Program Participants 2012 2013 2014 2015 47 0 86 2016 2017 125 169 216 Campus Hires 2008 2011 2014 2017 0 25 90 47 PolyOne LSS Blackbelts 2008 2011 2014 2017 0 67 202 147 A U N I Q U E C U S T O M E R E X P E R I E N C E Industrial Design I Q D E S I G N L A B S PolyOne Corporation 31 Material & Color Expertise Manufacturing Expertise 3 14 2014 2017 Industrial designers $0 $7M 2014 2017 $4M $40M 2014 2017 Opportunity funnel New business revenue L S S C U S T O M E R F I R S T PolyOne Corporation 32 Customer Projects Enables sales growth by building more intimate customer relationships, giving us insight to customers’ needs, with a service that is not easily replicated 2014 2017 2 85 3 D P R I N T I N G B R I N G I N G N E W I D E A S T O L I F E PolyOne Corporation 33 Enables validation of fit and function Shortens design cycle and time to market Avoids tooling rework Drives innovation Delivers substantial customer value PolyOne Corporation 34 From concept to production M O N T H M O N T H M O N T H M O N T H M O N T H M O N T H 99.9% Reduction in turnaround time Traditional Timeline up to 24 weeks PolyOne ColorMatrix Select™ 6 hours Innovative system for processors and OEMs to develop colors in real time Complete system that provides customers with the freedom to match, prototype and produce color entirely within their own facility C O L O R M A T R I X S E L E C T ™ “Being able to create color and produce parts in 1 day is unheard of in this industry” -CEO, Industry Leader I N N O V A T I N G W I T H P O L Y O N E PolyOne Corporation 35 S E G M E N T H I G H L I G H T S 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 PolyOne Corporation 36 Solid Colorants Performance Additives Screen Printing Inks Liquid Colorants Packaging 27% Industrial 14% Textiles 12% Building & Construction 10% Wire & Cable 10%Transportation 8% Consumer 7% Healthcare 6% Electrical & Electronics 3% Appliance 3% 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 7 R E V E N U E | $ 8 9 3 M I L L I O N $4 $25 $104 $139 0.9% 5.5% 12.2% 15.5% 0.0% 2.0% 4.0% 6.0% 8.0% 10.0% 12.0% 14.0% 16.0% 18.0% 20 30 40 50 60 70 80 90 100 110 120 130 140 150 2005 2009 2013 2017 PolyOne Corporation 37 Europe 32% United States 46% Asia 15% Canada 1% Mexico 4% Brazil 2% 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 PolyOne Corporation 38 Engineered Formulations Advanced Composites Thermoplastic Elastomers Consumer 20% Transportation 19% Wire & Cable 13% Healthcare 11% Industrial 8% Packaging 7% Appliance 4% Building & Construction 3% Electrical & Electronics 15% 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 7 R E V E N U E | $ 6 2 4 M I L L I O N PolyOne Corporation 39 $21 $57 $76 0.1% 5.1% 9.3% 0.0% 2.0% 4.0% 6.0% 8.0% 10.0% 12.0% 14.0% 20 30 40 50 60 70 80 2005 2009 2013 2017 Europe 28% United States 48% Asia 22% Canada 2% 12.1% P E R F O R M A N C E P R O D U C T S & S O L U T I O N S E N D M A R K E T S & S O L U T I O N S PolyOne Corporation 40 Specialty Vinyl Solutions Healthcare Formulations Smart Device Materials Flame Retardant Polymers Building & Construction 30% Industrial 18% Transportation 16% Wire & Cable 15% Appliance 7% Packaging 5% Consumer 5% Electrical & Electronics 3% Healthcare 1% Asia 2% United States 77% Mexico 5% Canada 16% P E R F O R M A N C E P R O D U C T S & S O L U T I O N S Operating Income & MarginRevenue by Region 2 0 1 7 R E V E N U E | $ 7 2 1 M I L L I O N $40 $33 $56 $77 4.6% 3.6% 7.2% 10.7% 0.0% 2.0% 4.0% 6.0% 8.0% 10.0% 12.0% 14.0% 16.0% 0 10 20 30 40 50 60 70 80 90 100 2005 2009 2013 2017 PolyOne Corporation 41 $886 $668 $773 $721Sales 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 PolyOne Corporation 42 Transportation 23% Healthcare 22% Industrial 18% Consumer 15% Appliance 7% Electrical & Electronics 6% Building & Construction 4% Packaging 3% Wire & Cable 2% $20 $25 $63 $73 2.9% 4.0% 5.9% 6.3% 0.0% 1.0% 2.0% 3.0% 4.0% 5.0% 6.0% 7.0% 15 25 35 45 55 65 75 2005 2009 2013 2017 Operating Income & Margin2017 Revenue | $1.2 Billion http://www.avient.com/Pages/VariationRoot.aspx http://www.avient.com/Pages/VariationRoot.aspx T A R G E T E N D M A R K E T S & A P P L I C A T I O N E X A M P L E S PolyOne Corporation 43 Thermally Conductive Technologies Chemical Resistant Technologies Polymer Colorants Elastomeric Grips and Handles Structural Composites Antimicrobial Technologies Anti-Counterfeiting Technologies Target End Markets… Healthcare Catheter Technologies Under-hood Components Target End Markets… Automotive Interior Structural Components Sound & Vibration Management Roof Systems Air Management Electronics and Cameras Lighting Exterior / Interior Trim Braces & Brackets Fasteners Seals & Flaps Target End Markets… Consumer Thermally Conductive Components Polymer Colorants Elastomeric Grips and Handles Structural Composite Components Oxygen Scavenger Technologies Laser Marking Additives Antistatic Technologies UV Light Barrier Technologies Cap & Closure Colorants Process Optimization Technologies Antioxidant Technologies Density Modified Technologies Target End Markets… Packaging  Impart weight, sound and metallic finish to caps and closures for cosmetics and spirits applications  Elevate quality and prestige perceptions among high-end consumers  Eliminate time and cost associated with secondary operations and assembly Luxury Packaging GravitechTM Density Modified Polymers  Eliminate costs by increasing pigment density  Enhance color performance without altering form and formulation  Increase design capabilities by reducing weight and layer thickness Optimize Color Usage OnColorTM Super Concentrates  Inhibit microbial growth on polymer surfaces  Enhance value or products and devices  Highly versatile concentrate with the ability to be incorporated into a wide variety of products Combat Bacteria Formation WithStandTM Antimicrobial Technology  Durable, long-lasting products stand up to the most aggressive disinfectants  Minimize environmental stress cracking and discoloration  One of the broadest medically approved polymer and colorant portfolios Medical Device Housings Chemically Resistant Engineered Polymers Color & Design Services  Greater control of color development and supply chain  Work across entire design process from concept to commercialization  Inspire creativity in the use of polymer materials, colors, and effects  Innovative brand differentiation  Faster development timelines Outdoor Applications  Leading provider of high performance specialty materials for the recreational and sports & leisure industry  Well positioned across all segments to address market needs  Metal to Polymer Conversion  Lightweighting  Thermal Management  Impact Performance  ColorMatrix Fiber Colorant Solutions  Proprietary advanced liquid color formulations and equipment enable greater efficiency and productivity  Eliminates aqueous dyeing and its associated wastewater treatment  Solid Color Concentrates  Extrusion-spun fibers colored via solid masterbatch Fiber Colorants  High flame retardancy to meet strict UL standards  Greater processing and design flexibility  Specialized additives provide long term color stability  Diffusive lens materials improve light dispersion Smart Home Devices ResilienceTM Vinyl Solutions 1 Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except per share data) Senior management uses comparisons of adjusted net income from continuing operations attributable to PolyOne shareholders and diluted adjusted earnings per share (EPS) from continuing operations attributable to PolyOne shareholders, excluding special items, to assess performance and facilitate comparability of results. Investor Presentation for Website PolyOne investor presentation Forward Looking Statements USE OF �NON-GAAP�MEASURES Vision Safety First PolyOne�2017 Revenue | $3.2 billion Proof of Performance Sustainable Path to Double-Digit EPS Growth Investment in Commercial Resources driving growth The Evolving Customer Relationship Slide Number 11 New Resources Fueling the Future Aligning with trends for Growth Innovation 3 Horizons of Development Innovation Pipeline Innovation Spotlight: Composites Composites Refresher Strategic Investment History COMPOSITES in Transportation Invest-to-Grow M&A Strategy Invest-to-Grow M&A Playbook Invest-to-Grow Proof of performance Invest-to-Grow Driving the future Strong Pipeline�driven by fragmented Market Returning cash to shareholders�Over $1 Billion since 2011 ROIC drives shareholder return Why Invest In PolyOne?

Abrasion Resistance Yarn on Yarn Abrasion Ultraviolet (UV) Resistance Flame Resistance Chemical Resistance (Acid) Chemical Resistance (Alkali) Chemical Resistance (Organic Solvent) P O X P P P P MOVING HIGH PERFORMANCE FIBERS FORWARD This data is provided for informational purposes only, and does not constitute a specification. KEVLAR® PARA-ARAMID DATA KEVLAR® PARA-ARAMID (HM) BARE FIBER PERFORMANCE * Equilibrium moisture regain @ 55% RH ** Creep @ 40%-58% ultimate tensile strength *** Shrinkage in dry air @ 177 C for 30 minutes MOVING HIGH PERFORMANCE FIBERS FORWARD ABOUT FIBER-LINE® LOCATIONS Headquarters, R&D, Manufacturing FIBER-LINE® LLC 3050 Campus Drive Hatfield, PA 19440 +1 215.997.9181 fiber@fiber-line.com Manufacturing Operations FIBER-LINE® LLC 280 Performance Drive SE Hickory, NC 28602 +1 828.326.8700 fiber@fiber-line.com EMEA & Asia Pacific Operations FIBER-LINE® INTERNATIONAL B.V. Uranusweg 3 8938 AJ Leeuwarden The Netherlands +31(0) 58 216 75 99 info@fiber-line.com NOTICE: The information and data contained herein do not constitute sales specifications.

KEY PERFORMANCE ADVANTAGES Southern Yellow Pine1 Equivalent Wood Pole GridCore FRP Pole2 14 in x .750 in Length (ft) Load Class3 Allowable Class Load4 (kip) Weight (lb) Deflection5 (in) Weight (lb) Deflection5 (in) 40 3 1.95 1360 35 1040 12 2 2.41 1580 32 14 1 2.93 1810 30 18 H1 3.51 2050 28 21 H2 4.16 2310 26 25 45 3 1.95 1630 45 1170 17 2 2.41 1880 41 21 1 2.93 2160 38 26 H1 3.51 2450 36 31 H2 4.16 2760 33 37 50 3 1.95 1910 56 1300 24 2 2.41 2210 52 30 1 2.93 2530 48 36 H1 3.51 2880 45 44 H2 4.16 3240 42 52 55 3 1.95 2210 68 1430 33 2 2.41 2550 63 40 1 2.93 2930 58 49 H1 3.51 3320 54 59 H2 4.16 3740 51 70 60 3 1.95 2520 82 1560 43 2 2.41 2910 76 53 1 2.93 3340 70 65 H1 3.51 3790 65 78 H2 4.16 4270 61 92 65 3 1.95 2840 97 1690 56 2 2.41 3290 90 69 1 2.93 3770 83 84 H1 3.51 4280 77 100 H2 4.16 4820 72 119 70 3 1.95 3180 114 1820 71 2 2.41 3690 105 87 1 2.93 4220 97 106 H1 3.51 4790 90 127 H2 4.16 5390 85 150 POLE SELECTION GUIDE 1 Wood properties data are per ANSI O5.1-2022 Table 1. GridCore FRP Pole Southern Yellow Pine Equivalent Wood Pole Nominal Fiber Stress, F (psi) 45,000 8,000 NESC constructiona Grade B Strength factor, ɸa 1.0 0.65 Modulus of Elasticity, Eb (106 psi) 5.00 2.13 Estimated Density (lb/ft3) 120 65 DESIGN PARAMETERS a Per NESC Table 261-1 b Wood data are per ANSI O5.1-2022 Table 1. FRP data are from tests--nominal fiber stress is at 5% LEL; modulus of elasticity is at mean.

Investor Day P O L Y O N E I N V E S T O R P R E S E N T A T I O N M A R C H 2 0 1 9 F O R W A R D L O O K I N G S T A T E M E N T S PolyOne Corporation 2 • • • • • • • • • • U S E O F N O N - G A A P M E A S U R E S PolyOne Corporation 3 • • • V I S I O N PolyOne Corporation 4 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 solutions S A F E T Y F I R S T PolyOne Corporation 5 Injuries per 100 Workers Spartech Acquisition 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 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 PolyOne Corporation 6 P O L Y O N E 2 0 1 8 R E V E N U E | $ 3 . 5 B I L L I O N Transportation 17% Industrial 15% Consumer 12% Packaging 11% Wire & Cable 10% Appliance 5% United States 57% Europe 16% Asia 10% Latin America 10% Canada 7% Distribution 35% Performance Products & Solutions 19% Specialty Engineered Materials 17% Color Additives & Inks 29% Segment End Market Geography Building & Construction 11% Electrical & Electronics 6% Healthcare 13% 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 PolyOne Corporation 7 9 $0.13 $0.68 $0.82 $1.00 $1.31 $1.80 $1.96 $2.06 $2.21 2006 2018 ROIC** 5.0% 14.1% Operating Income % of Sales Color, Additives & Inks 1.7% 15.1% Specialty Engineered Materials 1.1% 11.2% Performance Products & Solutions 4.3% 10.0% Distribution 2.6% 5.6% A D J U S T E D E P S E X P A N S I O N S U S T A I N A B L E P A T H T O D O U B L E - D I G I T E P S G R O W T H PolyOne Corporation 8 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 Double digit annual EPS growth strategic acquisitions Innovate 600K-1M commercial resources 5-7% Double acquired margins Lean Six Sigma commercial excellence 531 710 130 164 504 663 2014 2018 R&D / Technical Marketing Sales PolyOne Corporation 9 Increased commercial headcount + 34% + 26% + 32% I N V E S T M E N T I N 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 Sustained revenue increases led by organic business $2.9 $2.9 $3.2 $3.5 2015 2016 2017 2018 Total + 9% Organic + 5% Revenue in billions of $ Total + 10% Organic + 7% Lead Specialists T H E E V O L V I N G C U S T O M E R R E L A T I O N S H I P PolyOne Corporation 10 Expanded Path Traditional Path Strategic Accounts/ Field Sales Business Development Customer Service Web and Social Media Inside Sales PolyOne Corporation 11 Investments in digital and dedicated inside sales to improve customer experience 110% increase in leads (from 6,000 to 12,700) driven by website, phone, and online chat E X P A N D E D P A T H A D D I N G C U S T O M E R T O U C H P O I N T S 4 24 2014 2018 Inside sellers $11M $109M 2014 2018 Inside sales/digital revenue 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 PolyOne Corporation 12 Facilitate alternative energy solutions Light- weighting Reduce packaging materials Improve recyclability Reduce spread of infection I N N O V A T I O N PolyOne Corporation 13 Customization 55% M&A 30% Innovation Pipeline 15% Innovation comes from Research & Development Spend Vitality Index 12% 35% 2006 2018 $20 $56 2006 2018 Transformational Adjacent Core 3 H O R I Z O N S O F D E V E L O P M E N T PolyOne Corporation 14 Market Technical I N N O V A T I O N I N N O V A T I O N P I P E L I N E PolyOne Corporation 15 PrototypeFrame Opportunity Scale-up & Test Market Build Business Case Commercial Launch (since 2017) Phase 1 Phase 2 Phase 3 Phase 4 Phase 5 6 11 4 4 3 2 28 0 5 10 7 2 5 5 Breakthrough Platform Derivative F L A M E R E T A R D A N T P O L Y M E R S A D V A N C E D C O M P O S I T E S B A R R I E R M A T E R I A L S C O L O R A N T T E C H N O L O G I E S T H E R M O P L A S T I C E L A S T O M E R S I N N O V A T I O N S P O T L I G H T : C O M P O S I T E S PolyOne Corporation 16 C O M P O S I T E S R E F R E S H E R PolyOne Corporation 17 Fiber Polymer Composite S T R A T E G I C I N V E S T M E N T H I S T O R Y Thermoplastic Composites Long Fiber Reinforced Thermoplastics Continuous Fiber Thermosets Long Fiber Reinforced Thermoplastics Continuous Fiber Thermosets 2012 2015 20162009 2011 2018 PolyOne Corporation 2019 18 C O M P O S I T E S I N T R A N S P O R T A T I O N PolyOne Corporation 19 W A T E R C R A F TR A I L H E A V Y T R U C K F I B E R - L I N E H I G H L I G H T S PolyOne Corporation 20 $100M • • • • • • • • • • • • • • • • • • • Customer Value Fiber-Line Fiber Processing Capabilities Polymer Formulation Capabilities P O L Y O N E A P P L I C A T I O N S I N F I B E R O P T I C C A B L E S PolyOne Corporation 21 • • • • • • • • • F I B E R O P T I C A L G R O W T H D R I V E R S PolyOne Corporation 22 5G Networks      10x 8x 5G vs. 4G PolyOne Corporation 23 Safety Technology Geography Service FinancialPeople 8-10% with ability to double I N V E S T - T O - G R O W M & A S T R A T E G Y PolyOne Corporation 24 Capture sourcing synergies Cross-sell & blend technology 8-10% operating margins I N V E S T - T O - G R O W M & A P L A Y B O O K Protect customers Retain employees Implement LSS to drive efficiency improvements Innovate with combined portfolio Safety First! T H E N E W P O L Y O N E : A S P E C I A L T Y G R O W T H C O M P A N Y       S E R V I C E : T H E T I M E L E S S D I F F E R E N T I A T O R PolyOne Corporation 31 T A L E N T D E V E L O P M E N T PolyOne Corporation 32 Leadership Program Participants 2012 2013 2014 2015 47 0 86 2016 2018 125 169 315 Campus Hires 2008 2011 2014 2017 0 25 90 47 PolyOne LSS Blackbelts 2008 2011 2014 2018 0 67 220 147 2018 141 A U N I Q U E C U S T O M E R E X P E R I E N C E Industrial Design I Q D E S I G N L A B S PolyOne Corporation 33 Material & Color Expertise Manufacturing Expertise 3 14 2014 2018 Industrial designers $0 $10M 2014 2018 $4M $80M 2014 2018 Opportunity funnel New business revenue L S S C U S T O M E R F I R S T PolyOne Corporation 34 Customer Projects 2014 2018 2 104 3 D P R I N T I N G B R I N G I N G N E W I D E A S T O L I F E PolyOne Corporation 35 PolyOne Corporation 36 M O N T H M O N T H M O N T H M O N T H M O N T H M O N T H 99.9% up to 24 weeks 6 hours C O L O R M A T R I X S E L E C T ™ I N N O V A T I N G W I T H P O L Y O N E PolyOne Corporation 37 S E G M E N T H I G H L I G H T S 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 PolyOne Corporation 38 Solid Colorants Performance Additives Screen Printing Inks Liquid Colorants Packaging 28% Industrial 14% Textiles 13% Wire & Cable 11% Building & Construction 10% Transportation 8% Consumer 8% Healthcare 5% Appliances 2% Electrical & Electronic 1% 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 8 R E V E N U E | O V E R $ 1 B I L L I O N $4 $25 $104 $159 0.9% 5.5% 12.2% 15.1% 2005 2009 2013 2018 PolyOne Corporation 39 Europe 35% United States 45% Asia 14% Canada 1% Mexico 3% South America 2% 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 PolyOne Corporation 40 Engineered Formulations Advanced Composites Thermoplastic Elastomers Consumer 21% Transportation 18% Wire & Cable 13%Healthcare 9% Industrial 9% Packaging 7% Appliance 3% Building & Construction 4% Electrical & Electronics 16% 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 8 R E V E N U E | $ 6 4 6 M I L L I O N PolyOne Corporation 41 $21 $57 $72 0.1% 5.1% 9.3% 11.2% 2005 2009 2013 2018 Europe 28% United States 46% Asia 24% Canada 2% P E R F O R M A N C E P R O D U C T S & S O L U T I O N S E N D M A R K E T S & S O L U T I O N S PolyOne Corporation 42 Specialty Vinyl Solutions Healthcare Formulations Smart Device Materials Flame Retardant Polymers Building & Construction 28% Industrial 18% Transportation 17% Wire & Cable 16% Consumer 7% Appliance 6% Packaging 4% Electrical & Electronics 4% Asia 2% United States 78% Mexico 5% Canada 15% P E R F O R M A N C E P R O D U C T S & S O L U T I O N S Operating Income & MarginRevenue by Region 2 0 1 8 R E V E N U E | $ 7 3 6 M I L L I O N $40 $24 $56 $74 4.6% 3.6% 7.2% 10.0% 2005 2009 2013 2018 PolyOne Corporation 43 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 PolyOne Corporation 44 Healthcare 27% Transportation 22% Industrial 18% Consumer 12% Appliance 6% Electrical & Electronics 5% Building & Construction 5% Packaging 3% Wire & Cable 2% $20 $25 $63 $71 2.9% 4.0% 5.9% 5.6% 2005 2009 2013 2018 Operating Income & Margin2018 Revenue | $1.3 Billion http://www.avient.com/Pages/VariationRoot.aspx 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 PolyOne Corporation 45 T A R G E T E N D M A R K E T S & A P P L I C A T I O N E X A M P L E S PolyOne Corporation 46 Thermally Conductive Technologies Chemical Resistant Technologies Polymer Colorants Elastomeric Grips and Handles Structural Composites Antimicrobial Technologies Anti-Counterfeiting Technologies Target End Markets… Healthcare Catheter Technologies Under-hood Components Target End Markets… Automotive Interior Structural Components Sound & Vibration Management Roof Systems Air Management Electronics and Cameras Lighting Exterior / Interior Trim Braces & Brackets Fasteners Seals & Flaps Target End Markets… Consumer Thermally Conductive Components Polymer Colorants Elastomeric Grips and Handles Structural Composite Components Oxygen Scavenger Technologies Laser Marking Additives Antistatic Technologies UV Light Barrier Technologies Cap & Closure Colorants Process Optimization Technologies Antioxidant Technologies Density Modified Technologies Target End Markets… Packaging    Luxury Packaging GravitechTM Density Modified Polymers    Optimize Color Usage OnColorTM Super Concentrates    Combat Bacteria Formation WithStandTM Antimicrobial Technology    Medical Device Housings Chemically Resistant Engineered Polymers Color & Design Services      Outdoor Applications            Fiber Colorants Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except per share data) Senior management uses comparisons of adjusted net income from continuing operations attributable to PolyOne shareholders and diluted adjusted earnings per share (EPS) from continuing operations attributable to PolyOne shareholders, excluding special items, to assess performance and facilitate comparability of results.

Slide 5 - Segment Data Recast for Avient Distribution as a Discontinued Operation Reflects segment data recast for Avient Distribution as a discontinued operation. G A A P I N C O M E S T A T E M E N T R E C A S T F O R A V I E N T D I S T R I B U T I O N A S A D I S C O N T I N U E D O P E R A T I O N Avient Corporation 3 (In millions, except per share data) Q1 2021 Q2 2021 Q3 2021 Q4 2021 2021 YTD Q1 2022 Q2 2022 YTD 2022 Sales 826.0$ 864.5$ 818.0$ 807.1$ 3,315.6$ 892.2$ 891.0$ 1,783.2$ Cost of sales 562.9 615.9 602.4 590.5 2,371.7 637.8 630.1 1,267.9 Gross margin 263.1 248.6 215.6 216.6 943.9 254.4 260.9 515.3 Selling and administrative 168.7 166.2 162.8 166.4 664.1 152.2 160.8 313.0 Operating income 94.4 82.4 52.8 50.2 279.8 102.2 100.1 202.3 Interest expense, net (19.3) (19.5) (19.0) (17.5) (75.3) (16.9) (16.2) (33.1) Other income (expense), net 1.6 1.1 1.6 (5.3) (1.0) (0.6) 1.6 1.0 Income before income taxes 76.7 64.0 35.4 27.4 203.5 84.7 85.5 170.2 Income tax (expense) benefit (16.3) (13.8) (2.0) (16.2) (48.3) (20.0) (22.7) (42.7) Net income from continuing operations 60.4 50.2 33.4 11.2 155.2 64.7 62.8 127.5 Net income from discontinued operations, net of income taxes 19.3 19.2 19.2 17.7 75.4 19.8 21.9 41.7 Net income 79.7 69.4 52.6 28.9 230.6 84.5 84.7 169.2 Net (income) loss attributable to noncontrolling interests (0.4) (0.6) 0.3 0.9 0.2 (0.3) - (0.3) Net income attributable to Avient common shareholders 79.3$ 68.8$ 52.9$ 29.8$ 230.8$ 84.2$ 84.7$ 168.9$ Earnings per share attributable to Avient common shareholders - Basic Continuing operations 0.66$ 0.54$ 0.37$ 0.13$ 1.70$ 0.70$ 0.69$ 1.39$ Discontinued operations 0.21$ 0.21$ 0.21$ 0.20$ 0.83$ 0.22$ 0.24$ 0.46$ Total 0.87$ 0.75$ 0.58$ 0.33$ 2.53$ 0.92$ 0.93$ 1.85$ Earnings per share attributable to Avient common shareholders - Diluted Continuing operations 0.65$ 0.54$ 0.37$ 0.13$ 1.69$ 0.70$ 0.68$ 1.38$ Discontinued operations 0.21$ 0.20$ 0.20$ 0.19$ 0.82$ 0.21$ 0.24$ 0.45$ Total 0.86$ 0.74$ 0.57$ 0.32$ 2.51$ 0.91$ 0.92$ 1.83$ A D J U S T E D F I N A N C I A L I N F O R M A T I O N R E C A S T F O R A V I E N T D I S T R I B U T I O N A S A D I S C O N T I N U E D O P E R A T I O N Avient Corporation 4 (In millions, except per share data) Q1 2021 Q2 2021 Q3 2021 Q4 2021 2021 YTD Q1 2022 Q2 2022 YTD 2022 Sales 826.0$ 864.5$ 818.0$ 807.1$ 3,315.6$ 892.2$ 891.0$ 1,783.2$ Cost of sales 565.1 603.3 585.1 584.6 2,338.1 632.0 632.1 1,264.1 Gross margin 260.9 261.2 232.9 222.5 977.5 260.2 258.9 519.1 Selling and administrative 164.1 164.6 160.1 161.1 649.9 151.3 157.0 308.3 Operating income 96.8 96.6 72.8 61.4 327.6 108.9 101.9 210.8 Interest expense, net (19.3) (19.5) (19.0) (17.5) (75.3) (16.9) (16.2) (33.1) Other income (expense), net 1.6 1.1 1.5 4.1 8.3 (0.7) 0.7 0.0 Income before income taxes 79.1 78.2 55.3 48.0 260.6 91.3 86.4 177.7 Income tax expense (16.1) (16.3) (10.2) (12.8) (55.4) (20.2) (20.4) (40.6) Net income from continuing operations 63.0 61.9 45.1 35.2 205.2 71.1 66.0 137.1 Net (income) loss attributable to noncontrolling interests (0.4) (0.6) 0.3 0.9 0.2 (0.3) - (0.3) Adjusted Net income attributable to Avient common shareholders - continuing operations 62.6$ 61.3$ 45.4$ 36.1$ 205.4$ 70.8$ 66.0$ 136.8$ Adjusted earnings per share attributable to Avient common shareholders - Diluted 0.68$ 0.66$ 0.49$ 0.39$ 2.23$ 0.77$ 0.72$ 1.48$ Weighted average diluted Shares 92.2 92.4 92.2 92.4 92.1 92.3 92.1 92.2 S E G M E N T D A T A R E C A S T F O R A V I E N T D I S T R I B U T I O N A S A D I S C O N T I N U E D O P E R A T I O N Avient Corporation 5 (In millions) Q1 2021 Q2 2021 Q3 2021 Q4 2021 2021 YTD Q1 2022 Q2 2022 2022 YTD Sales: Color, Additives and Inks 609.3$ 624.4$ 586.6$ 581.3$ 2,401.6$ 649.5$ 649.1$ 1,298.6$ Specialty Engineered Materials 214.7 238.9 231.7 226.3 911.6 243.1 242.3 485.4 Corporate and Eliminations 2.0 1.2 (0.3) (0.5) 2.4 (0.4) (0.4) (0.8) Sales 826.0 864.5 818.0 807.1 3,315.6 892.2 891.0 1,783.2 Gross Margin: Color, Additives and Inks 197.5$ 193.4$ 172.1$ 164.5$ 727.5$ 192.1$ 193.4$ 385.5$ Specialty Engineered Materials 63.1 68.1 61.4 58.3 250.9 68.4 66.0 134.4 Corporate and Eliminations 2.5 (12.9) (17.9) (6.2) (34.5) (6.1) 1.5 (4.6) Gross Margin 263.1 248.6 215.6 216.6 943.9 254.4 260.9 515.3 Se lling and Administrative Expense : Color, Additives and Inks 108.7$ 107.1$ 105.3$ 103.3$ 424.4$ 97.6$ 99.8$ 197.4$ Specialty Engineered Materials 30.5 32.3 31.4 31.2 125.4 30.1 30.8 60.9 Corporate and Eliminations 29.5 26.8 26.1 31.9 114.3 24.5 30.2 54.7 Selling and Administrative Expense 168.7 166.2 162.8 166.4 664.1 152.2 160.8 313.0 Operating Income: Color, Additives and Inks 88.8$ 86.3$ 66.8$ 61.2$ 303.1$ 94.5$ 93.6$ 188.1$ Specialty Engineered Materials 32.6 35.8 30.0 27.1 125.5 38.3 35.2 73.5 Corporate and Eliminations (27.0) (39.7) (44.0) (38.1) (148.8) (30.6) (28.7) (59.3) Operating Income 94.4 82.4 52.8 50.2 279.8 102.2 100.1 202.3 Earnings Be fore Interest, Taxes, Depreciation and Amortization (EBITDA): Color, Additives and Inks 116.2$ 111.6$ 93.4$ 87.6$ 408.8$ 120.5$ 119.5$ 240.0$ Specialty Engineered Materials 40.4 43.9 37.9 35.1 157.3 46.1 42.9 89.0 Corporate and Eliminations (25.3) (39.5) (41.9) (34.6) (141.3) (26.8) (26.0) (52.8) Other income (expense) 1.6 1.1 1.6 (5.3) (1.0) (0.6) 1.6 1.0 EBITDA 132.9 117.1 91.0 82.8 423.8 139.2 138.0 277.2 N O N - G A A P R E C O N C I L I A T I O N S F O R R E C A S T H I S T O R I C A L R E S U L T S Avient Corporation 6 (In millions, except per share data) Avie nt Special Items Adjuste d Avient Avient Special Items Adjusted Avient Avient Special Items Adjusted Avient Avient Special Items Adjusted Avient Avient Special Items Adjusted Avie nt Sales $ 826.0 $ - $ 826.0 $ 864.5 $ - $ 864.5 $ 818.0 $ - $ 818.0 $ 807.1 $ - $ 807.1 $ 3,315.6 $ - $ 3,315.6 Gross margin 263.1 (2.2) 260.9 248.6 12.6 261.2 215.6 17.3 232.9 216.6 5.9 222.5 943.9 33.6 977.5 Selling and administrative expense 168.7 (4.6) 164.1 166.2 (1.6) 164.6 162.8 (2.7) 160.1 166.4 (5.3) 161.1 664.1 (14.2) 649.9 Operating income 94.4 2.4 96.8 82.4 14.2 96.6 52.8 20.0 72.8 50.2 11.2 61.4 279.8 47.8 327.6 Interest expense, net (19.3) - (19.3) (19.5) - (19.5) (19.0) - (19.0) (17.5) - (17.5) (75.3) - (75.3) Other income (expense), net 1.6 - 1.6 1.1 - 1.1 1.6 (0.1) 1.5 (5.3) 9.4 4.1 (1.0) 9.3 8.3 Income taxes (16.3) 0.2 (16.1) (13.8) (2.5) (16.3) (2.0) (8.2) (10.2) (16.2) 3.4 (12.8) (48.3) (7.1) (55.4) Net income (loss) attributable to noncontrolling interests (0.4) - (0.4) (0.6) - (0.6) 0.3 - 0.3 0.9 - 0.9 0.2 - 0.2 Net income from continuing operations attributable to Avient shareholders $ 60.0 $ 2.6 $ 62.6 $ 49.6 $ 11.7 $ 61.3 $ 33.7 $ 11.7 $ 45.4 $ 12.1 $ 24.0 $ 36.1 $ 155.4 $ 50.0 $ 205.4 Net income / EPS $ 0.65 0.03 $ 0.68 $ 0.54 0.13 $ 0.66 $ 0.37 0.13 $ 0.49 $ 0.13 $ 0.26 $ 0.39 $ 1.69 0.54 $ 2.23 Weighted-average diluted shares 92.2 92.2 92.2 92.4 92.4 92.4 92.2 92.2 92.2 92.4 92.4 92.4 92.1 92.1 92.1 Three Months Ended December 31, 2021 Year Ended December 31, 2021 Three Months Ended March 31, 2021 Three Months Ended June 30, 2021 Three Months Ended September 30, 2021 N O N - G A A P R E C O N C I L I A T I O N S F O R R E C A S T H I S T O R I C A L R E S U L T S Avient Corporation 7 (In millions, except per share data) Avient Special Items Adjusted Avient Avient Special Items Adjusted Avient Avient Special Items Adjusted Avient Sales $ 892.2 $ - $ 892.2 $ 891.0 $ - $ 891.0 $ 1,783.2 $ - $ 1,783.2 Gross margin 254.4 5.8 260.2 260.9 (2.0) 258.9 515.3 3.8 519.1 Selling and administrative expense 152.2 (0.9) 151.3 160.8 (3.8) 157.0 313.0 (4.7) 308.3 Operating income 102.2 6.7 108.9 100.1 1.8 101.9 202.3 8.5 210.8 Interest expense, net (16.9) - (16.9) (16.2) - (16.2) (33.1) - (33.1) Other (expense) income, net (0.6) (0.1) (0.7) 1.6 (0.9) 0.7 1.0 (1.0) 0.0 Income taxes (20.0) (0.2) (20.2) (22.7) 2.3 (20.4) (42.7) 2.1 (40.6) Net income attributable to noncontrolling interests (0.3) - (0.3) - - - (0.3) - (0.3) Net income from continuing operations attributable to Avient shareholders $ 64.4 $ 6.4 $ 70.8 $ 62.8 $ 3.2 $ 66.0 $ 127.2 $ 9.6 $ 136.8 Net income / EPS $ 0.70 0.07 $ 0.77 $ 0.68 0.03 $ 0.72 $ 1.38 0.10 1.48 Weighted-average diluted shares 92.3 92.3 92.3 92.1 92.1 92.1 92.2 92.2 92.2 Three Months Ended March 31, 2022 Three Months Ended June 30, 2022 Six Months Ended June 30, 2022 N O N - G A A P R E C O N C I L I A T I O N S F O R R E C A S T A D J U S T E D E B I T D A Avient Corporation 8 (In millions) EBITDA Reconciliation Q1 2021 Q2 2021 Q3 2021 Q4 2021 YTD 2021 Q1 2022 Q2 2022 YTD 2022 Net income from continuing operations – GAAP 60.4$ 50.2$ 33.4$ 11.2$ 155.2$ 64.7$ 62.8$ 127.5$ Income tax expense 16.3 13.8 2.0 16.2 48.3 20.0 22.7 42.7 Interest expense, net 19.3 19.5 19.0 17.5 75.3 16.9 16.2 33.1 Depreciation and amortization from continuing operations 36.9 33.6 36.6 37.9 145.0 37.6 36.3 73.9 EBITDA 132.9 117.1 91.0 82.8 423.8 139.2 138.0 277.2 Special items, before tax 2.4 14.2 19.9 20.6 57.1 6.6 0.9 7.5 Depreciation and amortization included in special items (0.6) 1.4 (0.9) (1.6) (1.7) (2.1) (1.1) (3.2) Adjusted EBITDA 134.7$ 132.7$ 110.0$ 101.8$ 479.2$ 143.7$ 137.8$ 281.5$ S U M M A R Y O F S P E C I A L I T E M S Avient Corporation 9 (In millions) Q1 2021 Q2 2021 Q3 2021 Q4 2021 2021 YTD Q1 2022 Q2 2022 2022 YTD Cost of sales: Restructuring costs, including accelerated depreciation (1.8)$ (1.5)$ (5.3)$ (6.0)$ (14.6)$ (4.4)$ (2.6)$ (7.0)$ Environmental remediation costs (0.5) (12.5) (9.4) (0.5) (22.9) (2.0) (3.0) (5.0) Reimbursement of previously incurred environmental costs 4.5 - - - 4.5 0.6 7.6 8.2 Acquisition related adjustments - 1.4 (2.6) 0.6 (0.6) - - - Impact on cost of sales 2.2 (12.6) (17.3) (5.9) (33.6) (5.8) 2.0 (3.8) Selling and administrative expense: Restructuring, legal and other (1.3) (1.4) - (4.2) (6.9) 2.0 (1.7) 0.3 Acquisition/divestiture related costs (3.3) (0.2) (2.7) (1.1) (7.3) (2.9) (2.1) (5.0) Impact on selling and administrative expense (4.6) (1.6) (2.7) (5.3) (14.2) (0.9) (3.8) (4.7) Impact on operating income (2.4) (14.2) (20.0) (11.2) (47.8) (6.7) (1.8) (8.5) Other income, net - - 0.1 (9.4) (9.3) 0.1 0.9 1.0 Impact on income before income taxes (2.4) (14.2) (19.9) (20.6) (57.1) (6.6) (0.9) (7.5) Income tax benefit on above special items 0.9 3.4 4.6 4.1 13.0 1.7 0.2 1.9 Tax adjustments (1.1) (0.9) 3.6 (7.5) (5.9) (1.5) (2.5) (4.0) Impact of special items on net income (2.6)$ (11.7)$ (11.7)$ (24.0)$ (50.0)$ (6.4)$ (3.2)$ (9.6)$

KEY CHARACTERISTICS • Provides laser marking options of silicone materials • Eliminates the needs for etching and embossing • Faster and cleaner than pad printing • High contrast, permanent markings • Mechanical properties of the silicone matrix are maintained • Compatible with various types of lasers • Chemically resistant • Available in pre-colored or natural MARKETS AND APPLICATIONS Silcosperse LM Laser Marking additive dispersions are suitable for a variety of applications within industries such as: • Consumer Goods • Electronics • Healthcare • Industrial • Transportation • Wire & Cable Typical applications and purposes include: • Traceability, UPC bar-coding, branding • Unique Device Identification (UDI), medical device ID’s • Serialization for pharmaceutical packaging • Safety taggants & equipment • Automotive components • Wire & cable part numbers or gauge size www.avient.com Copyright © 2020, Avient Corporation.

Enhancing polymer materials with colorants can: • Differentiate products • Reinforce branding • Evoke emotions • Add value to a commodity item • Promote safety Creative and effective use of polymer colorants, which come in liquid and solid forms, can have an impact all along the value chain.

● Strong balance sheet and freff e cash flow, as total cash and liquidity ended the year at $227 million and $613 million, respectively. The second independent source of data that we used to augment the peer proxy analysis was the Consultant’s analysis of competitive market data relating to other applicable general industries. The CEO makes his recommendations in conjunction with the marketplace data.

All Rights Reserved 2024 19 Digital digital tools, data-driven insights artificial intelligence Higher run-rates, improved yields, reduced downtime and wastage Manufacturing execution system EXPECTED BENEFITS Reduction in time-to-market, use of alternative formulations to mitigate risks from resin shortage Color design EXPECTED BENEFITS Faster generation/repurposing of content, enhanced search engine optimization leading to more engagement Marketing content EXPECTED BENEFITS Copyright © . All Rights Reserved 2024 23 Diverse technology portfolio Commercial excellence, financial rigor & prudence Culture of safety and sustainability ▶ FOUNDATIONAL STRENGTHS Unwavering customer focus Global reach with a local touch Portfolio prioritization Amplify Innovation Digital for Operational Excellence and Growth Leadership, talent and culture for the Avient of the future ▶ STRATEGIC DRIVERS ▶ OUR PURPOSE Innovator of materials solutions to help our customers succeed, while enabling a sustainable world ▶ STRATEGIC APPROACH Intersecting high growth markets and secular trends with our technologies to create product platforms of scale Catalyze the core Build new platforms of scale GROWING AT GDP+ GROWING AT 10% PLUS CAGR Copyright © . All Rights Reserved 2024 63 Avient is a compelling investment thesis Ability to adapt & pivot to deliver results highly motivated team with track record of operational and commercial excellence Global reach with local touch customer-centric focus across continents and cultures to serve locally and win globally Innovation differentiation by hybridizing technologies to create platforms at scale Portfolio aligned to high growth market segments and secular trends MARGIN EXPANSION and sustainable growth ORGANIC GROWTH complemented by M&A over time as needed Strong CASH GENERATION and EXECUTION Broad customer base and COMPETITIVE ADVANTAGE Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except for per share data) Below is a reconciliation of non-GAAP financial measures to their most directly comparable financial measures calculated and presented in accordance with GAAP.