Avient Announces Quarterly Dividend... Avient Board of Directors Appoints Ashish K. Avient Announces First Quarter 2025 Results...

PolyOne InVisiO Color Inspiration 2015 Provides Multidimensional Inspiration for Designers Avient Announces Quarterly Dividend... Avient Board of Directors Appoints Ashish K.

Avient Announces Quarterly Dividend... Avient Board of Directors Appoints Ashish K. Avient Announces First Quarter 2025 Results...

PolyOne InVisiO SM Color Inspiration 2016 Inspires Designers Avient Announces Quarterly Dividend... Avient Board of Directors Appoints Ashish K.

PolyOne InVisiO℠ Color Inspiration 2015 Forecasts Trends to Improve Product Design and Development Avient Announces Quarterly Dividend... Avient Board of Directors Appoints Ashish K.

Ripcords • Lubricated, color coated, various fibers • Rips through any material including steel armor • Made from Kevlar, Vectran LCP or PET polyester 12. 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  Transformational M&A with PP&S divestment and pending acquisition of Clariant Masterbatch business  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  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 40 T A L E N T D E V E L O P M E N T PolyOne Corporation 41 Leadership Program Participants 2012 2013 2015 47 86 2016 2019 125 169 412 Campus Hires 2008 2011 2017 25 90 47 PolyOne LSS Blackbelts 2008 2011 2019 67 247 147 2019 134 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 PolyOne Corporation 42 Computer Aided Engineering Design Strategy 3 15 Designers & Engineers $0 $15M $4M $87M Opportunity funnel Total Revenue LSS CUSTOMER FIRST PolyOne Corporation 43 Customer Engagements Enables sales growth by building more intimate customer relationships, giving us insight to customers’ needs, with a service that is not easily replicated 2 210 I N N O V A T I N G W I T H P O L Y O N E PolyOne Corporation 44 SEGMENT HIGHLIGHTS 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 45 Solid Colorants Performance Screen Printing Inks Liquid Colorants Wire & Appliances Electrical & Electronics 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 9 R E V E N U E | O V E R $ 1 B I L L I O N PolyOne Corporation 46 34% United States 44% Mexico South America $4 $25 $104 $147 0.9% 5.5% 12.2% 14.7% 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 47 Engineered Formulations Advanced Composites Thermoplastic Elastomers Telecommunications (FOC) Electrical & Electronics Building & Construction Note: (FOC) refers to Fiber Optic Cabling 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 9 R E V E N U E | $ 7 5 0 M I L L I O N PolyOne Corporation 48 27% United States 54% 17% $21 $57 $87 0.1% 5.1% 9.3% 11.6% 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 49 28% 23% Electrical & Electronics Building & Operating Income & Margin2019 Revenue | $1.2 Billion $25 $63 $75 $20 2.9% 4.0% 5.9% 6.3% 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 50 Performance Polyethylene Pigments Styrenic Block Copolymer 7% Nylon TiO2 Polypropylene Dyestuffs Plasticizers Other Raw $900 million of raw material purchases in 2019 excluding Distribution business Note: All figures exclude divested PP&S business 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 51 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 PolyOne Corporation 63 Global high yield & leveraged finance Conference Forward Looking Statements USE OF �NON-GAAP�MEASURES Vision Safety First Commodity to Specialty Transformation PolyOne�2019 Revenue | $2.9 billion Slide Number 8 Sustainable Path to Double-Digit EPS Growth Expansion of Commercial Resources driving growth The Evolving Customer Relationship Slide Number 12 Aligning with trends for Growth Revenue from Sustainable Solutions Innovation 3 Horizons of Development Innovation Spotlight: Composites COMPOSITE MATERIALS COMPOSITEs Portfolio�Diverse Capabilities and Solutions Serving Manufacturers and OEMS PolyOne applications in Fiber optic cables Fiber optical growth drivers Invest-to-Grow M&A Strategy Invest-to-Grow M&A Playbook Invest-to-Grow Proof of performance Clariant Masterbatch Acquisition Drives�Next Level Specialty Transformation Transformation Headlines Fit with Four Pillar Strategy End Market Transformation End Market Transformation Complementary Geographic Presence Slide Number 31 PolyOne + Clariant Masterbatch Business Over 85% of Adjusted EBITDA from Specialty Transaction overview Significant Synergy Opportunities Attractive Financing Structure Slide Number 37 Returning cash to shareholders�Over $1.2 Billion since 2011 Why Invest In PolyOne? Service:�The Timeless differentiator Talent development IQ DESIGN LSS CUSTOMER FIRST Innovating with PolyOne COLOR, ADDITIVES & INKS Color, Additives & Inks Specialty Engineered Materials Specialty Engineered Materials DISTRIBUTION Overview of RAW MATERIAL PURCHASES Target end markets & �application examples Slide Number 52 Slide Number 53 Slide Number 54 Slide Number 55 Slide Number 56 Slide Number 57 Slide Number 58 Slide Number 59 Slide Number 60 Slide Number 61 Slide Number 62 Slide Number 63 Slide Number 64 Slide Number 65

OMNICOLOR™ MULTIPURPOSE COLORANTS The industry’s first effective line of multipurpose colorants, Omnicolor™ offers excellent color performance across the broadest range of polymers, while helping to minimize costs. All Omnicolor colorants are heavy metal-free and cadmium-free. The range of world- class services includes: COLOR TECHNOLOGY Custom matching, saturated colors & special effects to fill market niches and eliminate secondary operations.

Avient Announces Quarterly Dividend... Avient Board of Directors Appoints Ashish K. Avient Announces First Quarter 2025 Results...

Avient Announces Quarterly Dividend... Avient Board of Directors Appoints Ashish K. Avient Announces First Quarter 2025 Results...

Conference call participants in the question and answer session should pre-register using the link at avient.com/investors, or here, to receive the dial-in number and personal PIN. In addition, operating income before the effect of special items is a component of Avient's annual incentive plans and is used in debt covenant computations. Senior management believes this measure is useful to investors because it allows for comparison to Avient's performance in prior periods without the effect of items that, by their nature, tend to obscure Avient's operating results due to the potential variability across periods based on timing, frequency and magnitude.