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 SERVICE: 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 2015 47 86 2016 125 169 216 Campus Hires 2008 2011 25 47 PolyOne LSS Blackbelts 2008 2011 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 IQ DESIGN LABS PolyOne Corporation 31 Material & Color Expertise Manufacturing Expertise 3 14 Industrial designers $0 $7M $4M $40M Opportunity funnel New business revenue LSS CUSTOMER FIRST 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 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 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 SEGMENT HIGHLIGHTS C O L O R , A D D I T I V E S & I N K S PolyOne Corporation 36 Solid Colorants Performance Additives Screen Printing Inks Liquid Colorants 27% 14% Textiles Building & 10% 10%Transportation Electrical & 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% 16.0% 18.0% 100 110 120 130 140 150 PolyOne Corporation 37 32% 46% 1% Mexico Brazil 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 PolyOne Corporation 38 Engineered Formulations Advanced Thermoplastic Elastomers 20% 19% 13% Building & Electrical & 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% 28% 48% 22% 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 PolyOne Corporation 40 Specialty Vinyl Solutions Healthcare Formulations Smart Device Materials Flame Retardant Polymers Building & 30% Electrical & 1% Asia 77% Mexico 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% 16.0% 10 100 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 23% 22% Electrical & Building & $20 $25 $63 $73 2.9% 5.9% 6.3% 1.0% 3.0% 5.0% 7.0% 15 25 35 45 55 65 75 Operating Income & Margin2017 Revenue | $1.2 Billion http://www.polyone.com/Pages/VariationRoot.aspx http://www.polyone.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 Chemical Resistant Polymer Colorants Elastomeric Grips and Handles Structural Composites Antimicrobial Technologies Anti-Counterfeiting Target End Markets… Healthcare Catheter Technologies Under-hood Components Target End Markets… Automotive Interior Structural 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 Polymer Colorants Elastomeric Grips and Handles Structural Composite Oxygen Scavenger Laser Marking Additives Antistatic Technologies UV Light Barrier Technologies Cap & Closure Colorants Process Optimization Antioxidant Technologies Density Modified 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.

The parties agree and acknowledge for the avoidance of doubt that in case of discrepancies between both versions, the English 12.

Regular audits are conducted to inspect our external waste disposal companies to ensure proper disposal and to avoid water and other environmental contamination, as described in Waste: Preventing, Minimizing, Eliminating. Gravi-Tech™ Density-Modified Formulations are unique, high-density materials that avoid the regulatory, disposal and employee exposure challenges associated with lead. To ensure performance expectations are met, each site has trained management personnel to oversee their management systems. 70 80 2017 2018 2019 2020 N m b r f P ro je ct 74 Energy Saving Activities in 2020 75.11% 3.87% Energy Source Breakdown Purchased Electricity Purchased Natural Gas Purchased Diesel Fuel 21.02% ENERGY SAVING PROJECTS Cumulative Annual CO2e Avoidance 6,800+ MT per year Renewable Energy Update To help reduce consumption from non-renewable energy sources, Avient has leveraged a Virtual Power Purchase Agreement (VPPA) in North America.

In addition, our LSS energy savings projects led to a cumulative annual CO2e avoidance of over 6,800 MT per year. Gravi-Tech™ Density-Modified Formulations are unique, high-density materials that avoid the regulatory, disposal and employee exposure challenges associated with lead. To ensure performance expectations are met, each site has trained management personnel to oversee their management systems. 60 2017 2018 2019 m b r f P ro je ct Energy Saving ActivitiesEnergy Source Breakdown Purchased Electricity Purchased Natural Gas Purchased Diesel Fuel 25.8% 1.02% 73.18% ENERGY SAVING PROJECT Cumulative Annual CO2e Avoidance 6,800+ MT per year Success Story: Renewable Energy VPPA To help reduce consumption from non-renewable energy sources, Avient was proud to sign a Virtual Power Purchase Agreement (VPPA) in early 2020 to procure 36 MW of renewable energy capacity from a solar array in Texas.

In addition, our LSS energy savings projects led to a cumulative annual CO2e avoidance of over 6,800 MT per year. Gravi-Tech™ Density-Modified Formulations are unique, high-density materials that avoid the regulatory, disposal and employee exposure challenges associated with lead. To ensure performance expectations are met, each site has trained management personnel to oversee their management systems. 60 2017 2018 2019 m b r f P ro je ct Energy Saving ActivitiesEnergy Source Breakdown Purchased Electricity Purchased Natural Gas Purchased Diesel Fuel 25.8% 1.02% 73.18% ENERGY SAVING PROJECT Cumulative Annual CO2e Avoidance 6,800+ MT per year Success Story: Renewable Energy VPPA To help reduce consumption from non-renewable energy sources, Avient was proud to sign a Virtual Power Purchase Agreement (VPPA) in early 2020 to procure 36 MW of renewable energy capacity from a solar array in Texas.

The parties agree and acknowledge for the avoidance of doubt that in case of discrepancies between both versions, the Spanish version shall prevail.

These materials provide customized high-performance properties that meet a broad range of application-specific healthcare requirements, all while avoiding the regulatory, disposal and employee exposure challenges associated with lead. Our Sustainable Solutions make an important contribution toward helping our customers avoid emissions as well.

In determining the median employee, we annualized the total compensation for such individuals by extending their base wages over the full annual period but avoided creating full-time equivalencies. For the avoidance of doubt, the Option Price of an Option Right to which a Tandem Appreciation Right relates (except with respect to awards under Section 22 of this Plan) will be equal to or greater than the Market Value per Share on the Date of Grant of such related Option Right. For the avoidance of doubt, any such dividends or other distributions on Restricted Stock shall be deferred until and paid contingent upon the vesting of such Restricted Stock.

For the avoidance of doubt, the Option Price of an Option Right to which a Tandem Appreciation Right relates (except with respect to awards under Section 22 of this Plan) will be equal to or greater than the Market Value per Share on the Date of Grant of such related Option Right. For the avoidance of doubt, any such dividends or other distributions on Restricted Stock shall be deferred until and paid contingent upon the vesting of such Restricted Stock. e) Notwithstanding any provision of this Plan and grants hereunder to the contrary, in light of the uncertainty with respect to the proper application of Section 409A of the Code, the Company reserves the right to make amendments to this Plan and grants hereunder as the Company deems necessary or desirable to avoid the imposition of taxes or penalties under Section 409A of the Code.

Regular audits are conducted to inspect our external waste disposal companies to ensure proper disposal and to avoid water and other environmental contamination, as described in Waste: Preventing, Minimizing, Eliminating. Gravi-Tech™ Density-Modified Formulations are unique, high-density materials that avoid the regulatory, disposal and employee exposure challenges associated with lead. To ensure performance expectations are met, each site has trained management personnel to oversee their management systems. 77.53% 1.68% Energy Source Breakdown Purchased Electricity Purchased Natural Gas Purchased Diesel Fuel20.80% 60% Goal by 2030 100% Goal by 2050 Electricity from Renewable Resources Cumulative Annual CO2e Avoidance MT per year Energy Saving Projects 9,196+ 44% in 2021 Sustainability Report | 2021 63 Climate Change Energy and Greenhouse Gas (GHG) Emissions Our Paths to Carbon Neutrality Avient continuously strives for global climate protection.