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 15 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. Average Debt Q3 2012 Q4 2012 Q1 2013 Q2 2013 Q3 2013 Average PolyOne Debt $ 705.2 $ 706.9 $ 1,055.5 $ 1,031.2 $ 987.7 $ 897.3 Average Equity Q3 2012 Q4 2012 Q1 2013 Q2 2013 Q3 2013 Average PolyOne shareholders’ equity $ 629.3 $ 629.1 $ 871.8 $ 993.9 $ 996.6 $ 824.1 Reconciliation to Condensed Consolidated Balance Sheets YTD 2013 Short-term debt and current portion of long-term debt $ 9.9 Long-term debt 977.8 Less cash and cash equivalents (322.8) Net debt $ 664.9 Adjusted EBITDA Q4 2012 Q1 2013 Q2 2013 Q3 2013 Total PolyOne Income before income taxes $ (1.1) $ 15.7 $ 62.9 $ 38.8 $ 116.3 PolyOne Interest expense, net 13.7 15.6 16.6 16.0 61.9 PolyOne Depreciation and amortization 15.5 19.0 25.8 30.3 90.6 PolyOne Special items in EBITDA 26.5 27.7 (5.2) 11.2 60.2 PolyOne Adjusted EBITDA 54.6 78.0 100.1 96.3 329.0 Pro forma Spartech EBITDA 14.7 11.2 - - 25.9 Pro forma EBITDA $ 69.3 $ 89.2 $ 100.1 $ 96.3 $ 354.9 PolyOne Investor Presentation��Bank of America Merrill Lynch�2013 US Basic Materials Conference�December 11, 2013� Forward – Looking Statements Use of Non-GAAP Measures Strategy and Execution Drive Results Four Pillar Strategy PolyOne�At A Glance Mix Shift Highlights Specialty Transformation Proof of Performance & 2015 Goals Innovation Drives Earnings Growth We are Experts in Polymer Science and Formulation Positioned for Strong Growth Q3 2013 Financial Highlights Debt Maturities & Liquidity Summary – 9/30/13 Use of Cash Why Invest In PolyOne? ADP3A91.tmp Reconciliation to Condensed Consolidated Balance Sheets

We are no longer a compounder; we are a material science company that formulates technical polymer solutions and provides value- added services that helps our customers succeed. Representing over 25 major suppliers, we offer our customers a broad product portfolio, just-in-time delivery from multiple stocking locations and local technical support. General Manager, Specialty Film & Sheet, General Electric Plastics, June 2004 to September 2006.

S&P 500 All time high of $42.47 June 6th, 2014 PolyOne Corporation Page 9 2006 Q1 2014 2015 “Where we were” “Where we are” Target 1) Operating Income % Specialty: Global Color, Additives & Inks 1.7% 13.8% 12 – 16% Global Specialty Engineered Materials 1.1% 11.6% 12 – 16% Designed Structures & Solutions -- 6.5% 8 – 10% Performance Products & Solutions 5.5% 7.7% 9 – 12% Distribution 2.6% 6.1% 6 – 7.5% 2) Specialty Platform % of Operating Income 6.0% 64% 65 – 75% 3) ROIC* 5.0% 9.4% 15% 4) Adjusted EPS Growth N/A 42% 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 PolyOne Corporation Page 10 Bridge to $2.50 Adjusted EPS by 2015 2015 EPS: $2.50 2013 EPS: $1.31 Continued Gross Margin Expansion Mergers & Acquisitions Spartech Accretion Incremental Share Buybacks Ongoing LSS Programs (50-100 bps/yr) Accelerated Innovation & Mix Improvement Several Levers to Drive Growth Mid Single Digit Revenue CAGR PolyOne Corporation Page 11 Innovation Drives Earnings Growth *Percentage of Specialty Platform revenue from products introduced in last five years $20 $53 2006 2013 Research & Development Spending ($ millions) Specialty Platform Vitality Index Progression* 14.3% 30.7% 2006 2013 Specialty Platform Gross Margin % 19.5% 43.0% 2006 2013 Specialty Vitality Index Target ≥ 35% PolyOne Corporation Page 12 Healthcare Consumer Packaging and Additive Technology Transportation Unique and Innovative Solutions https://www.dropbox.com/sh/dwe4t8aacvhb8ui/uD3p_bdglP/Presentation revise pics/GLS Beverage can closure XO 2.jpg https://www.dropbox.com/sh/dwe4t8aacvhb8ui/-YgkycKypw/Anti-Counterfeiting release & images/GN1979.JPG PolyOne Corporation Page 13 Megatrends Aligned with Key End Markets Decreasing Dependence on Fossil Fuels Protecting the Environment Improving Health and Wellness Megatrend End Markets Globalizing and Localizing Health & Wellness Transportation Packaging Consumer PolyOne Corporation Page 14 60% 100% 20% 30% 40% 50% 60% 70% 80% 90% 100% 2008 2014 Pension Funding** As of March 31, 2014 Debt Maturities & Pension Funding – 3/31/14 Net Debt / EBITDA* = 1.9x $48 $317 $600 $0 $100 $200 $300 $400 $500 $600 $700 $800 2015 2020 2023 Debt Maturities As of March 31, 2014 ($ millions) Coupon Rates: 7.500% 7.375% 5.250% ** includes US-qualified pension plans only *TTM 3/31/2014 PolyOne Corporation Page 15 Free Cash Flow and Strong Balance Sheet Fund Investment / Shareholder Return $0.16 $0.20 $0.24 $0.32 $0.10 $0.20 $0.30 $0.40 2011 2012 2013 2014 Annual Dividend  Expanding our sales, marketing, and technical capabilities  Targets that expand our: • Specialty offerings • End market presence • Geographic footprint • Operating Margin  Synergy opportunities  Adjacent material solutions  Repurchased 1.4 million shares in Q1 2014  Repurchased 6.4 million shares since April 2013  13.6 million shares are available for repurchase under the current authorization Organic Growth Acquisitions Share Repurchases Dividends  Investing in operational and LSS initiatives (including synergy capture)  Manufacturing alignment PolyOne Corporation Page 16 Formula for Success Innovation Market Beating Performance Excellence in Execution PolyOne Corporation Page 17 The New PolyOne: A Specialty Growth Company Why Invest In PolyOne?  Strong past performance demonstrates that our strategy and execution are working  Megatrends and emerging opportunities align with our strengths  Innovation and services provide differentiation, incremental pricing power, and competitive advantage  Strong and proven management team driving growth and performance  Addressable market exceeds $40 billion 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.

Edgetek™ Toughened PPA Formulations TECHNICAL BULLETIN The Edgetek™ Toughened PPA series consists of heat-stabilized, impact-modified polyphthalamide (PPA) formulations with low moisture absorption. TECHNICAL PROPERTIES 1.844.4AVIENT www.avient.com Copyright © 2022, Avient Corporation.

Chi ha accesso ai tuoi dati personali Data la struttura aziendale di Avient, altre società del gruppo potrebbero ricevere i tuoi dati personali al fine di processare la tua domanda di assunzione: • L'affiliata Avient presso cui stai presentando domanda di assunzione per una posizione o che sta offrendo una posizione attinente; • Altre società del gruppo i cui reparti responsabili o uffici delle risorse umane sono coinvolti nell'elaborazione della tua candidatura; • Avient Corporation, in quanto operatore di questa piattaforma di reclutamento; • Fornitori di servizi tecnici che elaborano i dati per Avient Corporation. In merito a tali modifiche verrà data adeguata comunicazione. Data effettiva: 1 agosto, 2020 mailto:PRIVACY.OFFICER@AVIENT.COM https://privacyportal.onetrust.com/webform/b25cf7b1-a93a-4d26-8c84-ceda4d0ae91b/e180cbe4-d1b9-49bd-b621-cb5f6a0f42cb mailto:PRIVACY.OFFICER@AVIENT.COM

Operating Income $3,783 $4,100 2020PF 2021E Adjusted EPS (1) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition Previous Guidance Current Guidance $3,783 $4,300 2020PF 2021E $308 $360 2020PF 2021E $308 $410 2020PF 2021E $1.93 $2.40 2020PF 2021E $1.93 $2.80 2020PF 2021E (1) (1)(1) (1)(1) (1) (in millions) (in millions) 12 BALANCE SHEET • Deleveraging to 1.9x net debt to adjusted EBITDA by the end of 2021 • Driven by record adjusted EBITDA performance and strong free cash flow generation from asset light business • Future cash deployment: M&A, opportunistic share repurchases and balance sheet / continued leverage reduction 3.5x 2.7x 1.9x 2019PF 2020PF 2021E Net Debt / Adjusted EBITDA (1) (1) ($ in m illions) 2021E Adjusted EBITDA 560$ Free Cash Flow 275$ Total Debt 1,860 Less: Cash (800) Net Debt 1,060$ 2021E Net Debt / Adjusted EBITDA 1.9x (1) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition S U S TA I NA B I L I T Y • Most recent Sustainability report substantially expanded disclosure on key environmental and social topics D is t. ) K W R R P M P P G A V Y F U L G C P IF F H X L F M C F O E H U N E C L K R A E M N A S H C E S C L G R A A L B Median: 5%Median: 3% Source: Peer data per Bloomberg market data as of April 27, 2021 Avient reflects 2021 estimated revenue of $4,300M and excludes one-time synergy capture CAPEX ($20M) Avient Specialty Formulators Other Chemical/Specialty Companies Free Cash Flow Conversion (1) 2021E (%) Being asset light helps us to generate strong free cash flow that is in line with specialty formulators. Free cash flow conversion calculated as (EBITDA – Capex) / EBITDA Median: 84% Median: 77% H I G H F R E E C A S H F L OW C O N V E R S I O N Avient reflects 2021 estimated EBITDA of $560M and excludes one-time synergy capture CAPEX ($20M) Source: Peer data per Bloomberg market data as of April 27, 2021 87 89 87 86 82 81 76 88 87 84 82 81 78 77 77 77 76 73 70 69 50 19 A vi e n t K W R P P G R P M A V Y F U L G C P F M C IF F H X L U N V R E C L A S H C E B N R F O E E M N G R A H U N K R A S C L A L B Source: Peer data per Bloomberg market data as of April 27, 2021 Total Enterprise Value / 2021E EBITDA Our current valuation with updated guidance implies an EBITDA multiple that is below specialty formulator peers and the majority of our chemical peers.

KUNSTSTOFF SCHWANDEN E L E C T R I C V E H I C L E P A R T • Replace aluminum to reduce part weight and overall weight of the electric vehicle • Secure supply of high volume of material • Flexible delivery • Cost competitive • Enabled OEM to replace metal and reduce part weight • Provided excellent customer service, sending samples and technical data promptly • Supported customer with processing queries • Secured material supply and flexible delivery – delivering on a specific date each month Maxxam™ Polyolefin Formulations KEY REQUIREMENTS WHY AVIENT?

ENERGY STORAGE OEM A Q U E O U S B A T T E R Y G A S K E T • Sealing performance from -40 to 110°F • Ability to flow in a long, thin seal design • Chemical resistance to a proprietary electrolyte solution • Natural color • Provided a chemically resistant TPE that outperformed competitive TPE and thermoplastic rubber in rigorous customer testing • Offered material expertise and education to empower an informed material decision • Enabled OEM to model and evaluate sealing performance via design support and data files • Met global production needs through material consistency and local technical support Dynaflex™ Thermoplastic Elastomer KEY REQUIREMENTS WHY AVIENT?

COLORMATRIX SELECT WILL ENABLE: • Immediate visibility of color performance and cost data for multiple formulation options • On-demand color supply • Full color choice with no minimum order quantities • Shorter development lead times enabling faster market access and multiple product introductions • Assured global color consistency • All the performance and process efficiency advantages of ColorMatrix advanced liquid colorants MANUFACTURERS TAKE CONTROL OF YOUR COLOR SUPPLY For manufacturers who use ColorMatrix Select will be able to create and order color formulations online in minutes. Technical Support Services Our team of technical service engineers are located globally to provide full training and manufacturing support. Full on-site technical support Process reporting Regulatory advice and documentation Custom dosing systems Rapid color development Colorant and additive technologies COLOR IS GLOBAL At Avient we think a lot about plastics: how to make them process better, perform better, look better and be kinder to the planet.

TECHNICAL BULLETIN reSound™ BIO Thermoplastic Elastomers Customizable Bio-based TPEs reSound™ BIO TPEs are formulated utilizing between 35 and 60 percent bio-renewable content.