ELECTRONICS BRAND P O R T A B L E S P E A K E R W E I G H T E D C O M P O N E N T • Ensures quality sound performance • Injection molding capabilities for design flexibility • Impact protection within a set temperature range • Meets target density 3.0g/cm3 and product weight 400g • Reduced scrap and improved product manufacturability, compared to metal, with an injection molded formulation • Met strict testing requirements, including achieving desired impact protection performance at the specific temperature range and target weight • Maintained depth of base sound Gravi-Tech™ Density Modified Formulation KEY REQUIREMENTS WHY AVIENT? https://www.avient.com/products/engineered-polymer-formulations/general-engineered-formulations/gravi-tech-density-modified-formulations

GLOBAL CABLE MANUFACTURER M I C R O M O D U L E S F O R O P T I C A L F I B E R C A B L E S Meet specific standards for stranded, loose tube, optical fiber cable performance and production, including: • High speed processing at a low wall thickness • Good colorability • Resistance to chemicals and filling compounds • UV ageing performance • Low shrinkage • Enabled faster processing speeds and manufacturing consistency with a reliable material, eliminating waste • Enabled easier installation with excellent colorability at low wall thickness • Provided technical support to transfer the product to multiple plants ECCOH LSFOH 6154 UV KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION PROCESSABILITY + COLORABILITY LEARN MORE © 2020, All Right Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 https://www.avient.com/products/engineered-polymer-formulations/eco-conscious-formulations/eccoh-low-smoke-and-fume-non-halogen-formulations Global cable manufacturer

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? https://www.avient.com/products/polymer-additives/performance-enhancement-additives/cesa-flame-retardant-additives

LAWN & GARDEN OEM F A N F O R B L O W E R / V A C U U M • Lighter than incumbent magnesium part to improve start- up efficiency and enhance overall user experience • High impact resistance to withstand the effect of fast- moving landscaping debris • Good dimensional stability to meet tight tolerances of assembly • Expertise to guide next-generation product development • Proved material performance success through extensive Mold Flow and FEA simulations to prove concept without prototyping and minimize development costs • Produced material globally to support regional demands • Referred customer to US-based dependable mold shops to support local production Complēt™ MT 40% Long Glass Fiber Impact Modified Formulation KEY REQUIREMENTS WHY AVIENT? All Rights Reserved https://www.avient.com/products/engineered-polymer-formulations/high-temperature-polymer-formulations/complet-long-fiber-reinforced-structural-thermoplastics

LAWN & GARDEN OEM F A N F O R B L O W E R / V A C U U M • Lighter than incumbent magnesium part to improve start- up efficiency and enhance overall user experience • High impact resistance to withstand the effect of fast- moving landscaping debris • Good dimensional stability to meet tight tolerances of assembly • Expertise to guide next-generation product development • Proved material performance success through extensive Mold Flow and FEA simulations to prove concept without prototyping and minimize development costs • Produced material globally to support regional demands • Referred customer to US-based dependable mold shops to support local production Complēt™ MT 40% Long Glass Fiber Impact Modified Formulation KEY REQUIREMENTS WHY AVIENT? All Rights Reserved https://www.avient.com/products/engineered-polymer-formulations/high-temperature-polymer-formulations/complet-long-fiber-reinforced-structural-thermoplastics

GLOBAL ELECTRICAL PRODUCTS OEM E L E C T R I C A L C O M P O N E N T S • Supplement internal engineering team by tapping into a supplier’s UL Prospector knowledge and expertise • Assistance in managing color proliferation and new product implementation • Achieve consistent color performance across a wide variety of resins • Enhance operational efficiencies and end-user safety • Provided exceptional technical service with broad resin choices and a direct link to UL Prospector offerings • Offered comprehensive pre-testing of colors and samples to meet project requirements • Ensured regulatory compliance across the value chain • UL-recognized certification lab supporting a full colorant and additive portfolio OnColor™ UL 94 Colorants KEY REQUIREMENTS WHY AVIENT AVIENT SOLUTION TECHNICAL SUPPORT + UL LISTINGS LEARN MORE © 2023, Avient Corporation, All Rights Reserved https://www.avient.com/products/polymer-colorants/solid-color-masterbatches/oncolor-ul94-colorants

Product Stewardship activities encompassing a life cycle approach, ensure sustainable management of our products and an open dialogue with all interested parties. We further define these commitments with individual Policies on Environment, Safety & Health, Security and Product Stewardship.

INJECTION MOLDER T O U C H S C R E E N S U R F A C E • Provide antimicrobial protection with strong log reduction (gram-negative / gram-positive efficacy) using globally available and cost-effective active ingredients • Incorporate a compatible recycled base resin • Utilize recyclate with no haze or discoloration (yellowing) of product, even with long-term heat aging • Maintain visual clarity while using antimicrobial raw materials with additional functional additives • Offered expertise in antimicrobial solutions, application development, and versatile product forms • Provided non-public health claims and reduced material use with recycled polycarbonate • Delivered strong efficacy >Log 2 against gram- negative and gram-positive bacteria • Supported a safe, hygienic environment while maintaining clarity and performance using a masterbatch with recycled content Cesa WithStand SX Low Haze Antimicrobial Additives KEY REQUIREMENTS WHY AVIENT? https://www.avient.com/products/polymer-additives/repellant-antimicrobial-additives/cesa-withstand-antimicrobial-additives Slide 1: Injection molder

 Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to:  Our ability to realize anticipated savings and operational benefits from the realignment of assets, including the closure of manufacturing facilities;  The timing of closings and shifts of production to new facilities related to asset realignments and any unforeseen loss of customers and/or disruptions of service or quality caused by such closings and/or production shifts;  Separation and severance amounts that differ from original estimates;  Amounts for non-cash charges related to asset write-offs and accelerated depreciation realignments of property, plant and equipment, that differ from original estimates;  Our ability to identify and evaluate acquisition targets and consummate acquisitions;  The ability to successfully integrate acquired companies into our operations, retain the management teams of acquired companies, retain relationships with customers of acquired companies, and achieve the expected results of such acquisitions, including whether such businesses will be accretive to our earnings;  Disruptions, uncertainty or volatility in the credit markets that could adversely impact the availability of credit already arranged and the availability and cost of credit in the future;  The financial condition of our customers, including the ability of customers (especially those that may be highly leveraged and those with inadequate liquidity) to maintain their credit availability;  The speed and extent of an economic recovery, including the recovery of the housing market;  Our ability to achieve new business gains;  The effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks;  Changes in polymer consumption growth rates and laws and regulations regarding the disposal of plastic in jurisdictions where we conduct business;  Changes in global industry capacity or in the rate at which anticipated changes in industry capacity come online;  Fluctuations in raw material prices, quality and supply and in energy prices and supply; production outages or material costs associated with scheduled or unscheduled maintenance programs;  Unanticipated developments that could occur with respect to contingencies such as litigation and environmental matters;  An inability to achieve or delays in achieving or achievement of less than the anticipated financial benefit from initiatives related to working capital reductions, cost reductions and employee productivity goals;  An inability to raise or sustain prices for products or services;  An inability to maintain appropriate relations with unions and employees;  Our ability to continue to pay cash dividends;  The amount and timing of repurchases of our common shares, if any; and  Other factors affecting our business beyond our control, including, without limitation, changes in the general economy, changes in interest rates and changes in the rate of inflation.  The above list of factors is not exhaustive.  We undertake no obligation to publicly update forward-looking statements, whether as a result of new information, future events or otherwise. sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&uact=8&ved=0CAcQjRw&url=http://www.mullerquaker.com/products/greek100/greek100-peach-and-passion-fruit&ei=-acYVZq7EIqwyASDjYL4CA&bvm=bv.89381419,d.cWc&psig=AFQjCNGNCQY1_dCN2RPLzxtap_Pu0omTXQ&ust=1427765484498432 POLYONE CORPORATION 22 2016 Revenue: $0.7 Billion At a Glance: Performance Products & Solutions 2016 Revenue by Industry Expanding Profits 5.5% 6.9% 3.8% 3.6% 5.5% 4.3% 6.3% 7.2% 7.7% 8.3% 12-14% 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2020 Operating Income % of Sales Platinum Vision 11.1% B & C 30% Transportation 18% W & C 16% Industrial 16% Appliance 6% Consumer 5% Packaging 5% E & E 3% Healthcare 1% United States 78% Canada 16% Latin America 4% Asia 2% Key Applications POLYONE CORPORATION 23 2016 Revenue: $1.1 Billion At a Glance: Distribution Key Suppliers ROIC Expanding Profits 2.6% 3.0% 3.5% 4.0% 4.6% 5.6% 6.4% 5.9% 6.1% 6.6% 6.5-7.5% 6.4% 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2020 Operating Income % of Sales Platinum Vision 15% 51% 2006 2016 Transportation 24% Healthcare 22% Industrial 18% Consumer 15% Appliance 6% E & E 5% B & C 4% Packaging 4% W & C 2% http://www.avient.com/Pages/VariationRoot.aspx 24 POLYONE CORPORATION Application Examples POLYONE CORPORATION 25 Luxury Packaging with Gravitech Density Modified Polymers  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 POLYONE CORPORATION 26  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 with OnColor Super Concentrates POLYONE CORPORATION 27  Inhibit microbial growth on polymer surface  Enhance value or products and devices  Highly versatile concentrate with the ability to be incorporated into a wide variety of products Combat Bacteria Formation with WithStand Antimicrobial Technology POLYONE CORPORATION 28 Medical Device Housings with Chemically Resistant Engineered Polymers  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 POLYONE CORPORATION 29 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 POLYONE CORPORATION 30 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 Source: Outdoor Industry Association POLYONE CORPORATION 31 Fiber Colorants Solutions for clothing, apparel, footwear, automotive & sporting goods  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 POLYONE CORPORATION 32 High-Barrier Packaging Containers  Capability to extrude up to 13 layers  Strong oxygen and moisture vapor transmission protection  Can be made symmetrical or asymmetrical to meet customized needs of broad variety of applications  Barrier protection and superior sensory properties 1 Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except per share data) Senior management uses comparisons of adjusted net income attributable to PolyOne common shareholders, adjusted earnings per share (EPS) attributable to PolyOne common shareholders and operating income before special items to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and that current levels may serve as a base for future performance. Segment Highlights At a Glance: Color, Additives & Inks At a Glance: Specialty Engineered Materials At a Glance: Designed Structures & Solutions At a Glance: Performance Products & Solutions At a Glance: Distribution Application Examples Luxury Packaging�with Gravitech Density Modified Polymers Optimize Color Usage�with OnColor Super Concentrates Combat Bacteria Formation�with WithStand Antimicrobial Technology Medical Device Housings�with Chemically Resistant Engineered Polymers Color & Design Services Outdoor Applications Fiber Colorants�Solutions for clothing, apparel, footwear, automotive & sporting goods High-Barrier Packaging Containers Investor Presentation - January 2017 r14 Investor Presentation - January 2017

 Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to:  The final amount of charges resulting from the planned North American asset realignment and the Company’s ability to realize anticipated savings and operational benefits from the asset realignment;  Our ability to achieve the strategic and other objectives relating to the acquisition of Spartech Corporation, including any expected synergies;  Our ability to successfully integrate Spartech and achieve the expected results of the acquisition, including, without limitation, the acquisition being accretive;  Disruptions, uncertainty or volatility in the credit markets that could adversely impact the availability of credit already arranged and the availability and cost of credit in the future;  The financial condition of our customers, including the ability of customers (especially those that may be highly leveraged and those with inadequate liquidity) to maintain their credit availability;  The speed and extent of an economic recovery, including the recovery of the housing market;  Our ability to achieve new business gains;  The effect on foreign operations of currency fluctuations, tariffs, and other political, economic and regulatory risks;  Changes in polymer consumption growth rates in the markets where we conduct business;  Changes in global industry capacity or in the rate at which anticipated changes in industry capacity come online;  Fluctuations in raw material prices, quality and supply and in energy prices and supply;  Production outages or material costs associated with scheduled or unscheduled maintenance programs;  Unanticipated developments that could occur with respect to contingencies such as litigation and environmental matters;  An inability to achieve or delays in achieving or achievement of less than the anticipated financial benefit from initiatives related to working capital reductions, cost reductions, employee productivity goals, and an inability to raise or sustain prices for products or services;  An inability to raise or sustain prices for products or services;  An inability to maintain appropriate relations with unions and employees;  The inability to achieve expected results from our acquisition activities;  Our ability to continue to pay cash dividends;  The amount and timing of repurchases of our common shares, if any; and  Other factors affecting our business beyond our control, including, without limitation, changes in the general economy, changes in interest rates and changes in the rate of inflation.  The above list of factors is not exhaustive.  We undertake no obligation to publicly update forward-looking statements, whether as a result of new information, future events or otherwise. Platform operating income mix percentage 2005Y* 2008Y* 2010Y* 2013Y 2014Y Global Color, Additives and Inks $ 4.3 $ 28.1 $ 37.7 $ 104.0 $ 124.9 Global Specialty Engineered Materials 0.4 17.6 49.7 57.2 72.4 Designed Structures and Solutions - - - 33.4 45.1 Specialty Platform $ 4.7 $ 45.7 $ 87.4 $ 194.6 $ 242.4 Performance Products and Solutions 75.7 31.3 54.0 56.0 63.1 Distribution 19.5 28.1 42.0 63.3 68.2 Joint ventures 91.9 28.6 18.9 - - Corporate and eliminations (51.5) (425.1) (27.7) (82.4) (218.6) Operating income (loss) GAAP $ 140.3 $ (291.4) $ 174.6 $ 231.5 $ 155.1 Less: Corporate operating expense 51.5 425.1 27.7 82.4 218.6 Operating income excluding Corporate $ 191.8 $ 133.7 $ 202.3 $ 313.9 $ 373.7 Specialty platform operating mix percentage 2% 34% 43% 62% 65% * Historical results include the Resin and Specialty Coatings businesses within the Performance Products and Solutions segment. Appendix 2014 Financial Highlights At a Glance�Global Color, Additives and Inks At a Glance�Global Specialty Engineered Materials At a Glance�Designed Structures and Solutions At a Glance�Performance Products and Solutions At a Glance�Distribution Plastics: Key to Future Sustainable Development Commitment to Operational Excellence A Rich Pipeline of Opportunity Application Examples Slide Number 28 Authentication Technology Range Rover Evoque Interior Slide Number 31 Metal Replacement Solutions Next Generation Solar Charger High-Barrier Packaging Containers Aerospace Applications Non-GAAP Reconciliation Sidoti & Company non-GAAP Rec