Product/Service Overview Colorant and additive dispersions that provide enhanced performance and color consistency Product/Service Overview

You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission. Use of Non GAAP Measures Page 3 -150.00% -100.00% -50.00% 0.00% 50.00% 100.00% 150.00% 200.00% 250.00% 300.00% 350.00% PolyOne S&P 500 Strategy and Execution Drive Results – Since 2006: Page 4 All time closing high of $26.63 May 28, 2013 • 14 consecutive quarters of double digit EPS growth • 380 basis point increase in return on sales • 300% share price expansion • 300% increase in total shareholder return • 42% CAGR EPS expansion • $1.8 billion increase in market cap • Track record of successful acquisitions The World’s Premier Provider of Specialized Polymer Materials, Services & Solutions Four Pillar Strategy Page 5 2013 Portfolio Transformation Highlights • Substantial organic mix improvement drives 29% increase in first quarter EPS – 14th consecutive quarter of double-digit EPS growth • Completed acquisition of Spartech • Announced the creation of a new Specialty segment – Designed Structures and Solutions • Completed the sale of our non-core resin assets • Realigned our Specialty Coatings business into our GCAI segment Page 6 PP&S 15% Specialty Distribution 25% 0.12 0.27 0.21 0.13 0.68 0.82 1.00 2.50 $0.00 $0.25 $0.50 $0.75 $1.00 $1.25 $1.50 $1.75 $2.00 $2.25 $2.50 2006 2007 2008 2009 2010* 2011* 2012* 2015 Target Ad ju st ed E ar ni ng s P er S ha re Appliance 6% Building & Construction 13% Wire & Cable Electrical & Electronics 4% Consumer Packaging 18% Industrial 10% Misc. 5% HealthCare Transportation 16% Textiles 1% United States 70% Europe 14% Canada 8% Asia 5% Latin America 3% 2012 Revenues: $4.0 Billion* End Markets* 2012 Revenues: $4.0 Billion* EPS Page 7 * Pro Forma includes FY2012 results for Spartech (11/03/12 YE) and Glasforms & excludes discontinued operations PolyOne At A Glance * Restated to exclude discontinued operations Old PolyOne Transformation *Operating Income excludes corporate charges and special items **Pro Forma results include Spartech and Glasforms acquisitions, Specialty Coatings reclass and excludes resin assets 2% 34% 43% 45% 60% 65 – 75% 0% 20% 40% 60% 80% 100% 2005 2008 2010 2012 2012PF** 2015 % o f O pe ra tin g In co m e* JV's PP&S Distribution Specialty Specialty OI $5M $46M $87M $114M $150M Target Mix Shift Highlights Specialty Transformation 2015 Target Page 8 2007 Q1 2013 2015 Target 1) Operating Income % Specialty: Global Color, Additives & Inks 4.6% 11.7% 12 – 16% Global Specialty Engineered Materials 1.3% 10.1% 12 – 16% Designed Structures & Solutions -- 4.6% 8 – 10% Performance Products & Solutions 6.1% 8.1% 9 – 12% Distribution 3.0% 6.0% 6 – 7.5% 2) Specialty Platform % of Operating Income 20% 60% 65 – 75% 3) ROIC* (after-tax) 7% 9.2% 15% 4) Adjusted EPS Growth N/A 29% Double Digit Expansion Proof of Performance & 2015 Goals *ROIC is defined as TTM adjusted OI divided by the sum of average debt and equity over a 5 quarter period Page 9 *Percentage of Specialty Platform revenue from products introduced in last five years 19.5% 50.0% 2006 Q1 2013 $20.3 $41.9 2006 2012 14.3% 27.8% 2006 Q1 2013 Research & Development Spending Specialty Platform Vitality Index Progression* Innovation Drives Earnings Growth ($ millions) Specialty Platform Gross Margin % Page 10 We are Experts in Polymer Science and Formulation  Polymer Science  Formulation  Chemistry  Processing Inputs  Base Resins  Additives  Modifiers  Colorants Specialized Polymer Materials, Services, and Solutions Expertise Satisfied Consumers PolyOne Customer Innovative Products & Services  Marketplace Demands  Performance Requirements  Value Drivers Page 11 Positioned for Strong Growth 2015 Target Rev: $5B Adj. Strong past performance demonstrates that our strategy and execution are working • Megatrends align with our strengths • Innovation and services provide differentiation and competitive advantage • Strong and proven management team driving growth and performance • Addressable market exceeds $40 billion The New PolyOne: A Specialty Growth Company 2015 Target: $2.50 Adjusted EPS Page 16 Schedule I Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except per share data) Below is a reconciliation of non-GAAP financial measures to the most directly comparable measures calculated and presented in accordance with U.S.

NYSE: AVNT), a leading provider of specialized and sustainable material solutions, has declared a quarterly cash dividend of twenty-five and three-quarters cents ( NYSE:  AVNT) provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world. You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the

NYSE: AVNT), a leading provider of specialized and sustainable material solutions, has declared a quarterly cash dividend of twenty-four and three-quarters cents ( NYSE: AVNT) provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world.   You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the

Plastic beer packaging provides on-premise safety and on-the-go convenience Liquid and masterbatch colorants to provide shelf appeal and product protection  Product/Service Overview

NYSE: AVNT), a leading provider of specialized and sustainable solutions, today announced that it has successfully completed the repricing and extension of its senior secured term loan facility.  NYSE:  AVNT) provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world. You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the

SAN DIEGO – September 3, 2024 – Today, Avient Corporation, a premier provider of specialized and sustainable materials solutions and services, announced it will highlight its complete portfolio of advanced composite materials and engineered fiber solutions, including its comprehensive portfolio of thermoplastic composites and unidirectional tapes, at the Composites and Advanced Materials Expo (CAMX) next week. Avient’s composite tapes combine thermoplastic resins with unidirectional and engineered fibers to create continuous fiber-reinforced composite materials that provide superior strength-to-weight ratio and high performance for reinforcement across a broad range of applications. Avient Corporation provides specialized and sustainable materials solutions that transform customer challenges into opportunities, bringing new products to life for a better world.

ORLANDO – May 6, 2024 – Avient Corporation, a premier provider of specialized and sustainable materials solutions and services, today announced it will feature the launch of its Cesa™ Non-PFAS Process Aid for Extrusion at NPE 2024 in Orlando, May 6-10. Reducing melt fracture, also known as sharkskin, has the additional benefit of improving optical properties and providing a higher-quality product appearance.   Avient Corporation provides specialized and sustainable materials solutions that transform customer challenges into opportunities, bringing new products to life for a better world.

SHANGHAI – October 31, 2024 – Avient Corporation, a premier provider of specialized and sustainable materials solutions and services, today announced the expansion of its reSound™ REC Recycled Content Thermoplastic Elastomers (TPEs) AF 7210 grades to Asia. In addition, Avient can provide product carbon footprint (PCF) values for these and other products using our PCF calculator, which was developed in accordance with ISO 14067:2018 Standard and third-party certified by TÜV Rhineland.  Avient Corporation provides specialized and sustainable materials solutions that transform customer challenges into opportunities, bringing new products to life for a better world.

ATLANTA – October 23, 2023 – Today, Avient Corporation, a premier provider of specialized and sustainable material solutions and services, announced it will highlight its breadth of composite solutions, including new ballistic-resistant panels, at the Composites and Advanced Materials Expo (CAMX) in Atlanta next week.   ThermoBallistic panels provide structural bullet-resistant reinforcement to meet UL 752 Level 3 ballistic rating for interior and exterior architectural surfaces and components at a lighter weight than traditional panel materials.   Avient Corporation provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world.