S&P 500 All time high of $39.55 May 13th, 2014 Page 8 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 Page 9 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 Page 10 Innovation Drives Earnings Growth *Percentage of Specialty Platform revenue from products introduced in last five years Page 11 $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 Healthcare Consumer Packaging and Additive Technology Transportation Page 12 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 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 Page 13 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 Page 14 The New PolyOne: A Specialty Growth Company Why Invest In PolyOne?

Minneapolis, Minnesota 32. & 33. Roles such as Customer Service Representatives, Product Managers and Marketing Associates learn the techniques and skills required to both solve customers’ urgent sustainability challenges, as well as uncover the more latent opportunities that will drive value for customers, consumers and communities well into the future. 4,8749,983 2011 2013 2015 2017 2019 2021 2023 HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2023 32Sustainability Report | 2023 32 Leadership Development Avient’s Leadership Development Programs have been central to attracting, retaining and developing top talent. Energy and Greenhouse Gas (GHG) Emissions (continued from previous page) Greenhouse Gas Emissions (MT Scope 1 &2) Intensity (MT Scope 1 & 2 GHG/MT sales) GHG Emissions � ������ .44 .28 .30 .50 .40 .30 .20 .10 .32 2019 2020 2021 2022 2023 .28 118 Resulting in 13,000 MWh Annual Savings Energy Saving Projects in E m is s (M ) E m is s In te ty (M G /M s al s) HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2023 54 https://sciencebasedtargets.org/ https://www.cdp.net/en Reducing Emissions Across Our Value Chain Scope 3 emissions include upstream emissions from products and services we procure from suppliers, as well as downstream emissions from the transportation of our products and the emissions generated from the use and disposal of our sold products.

Minneapolis, Minnesota 32. & 33. Roles such as Customer Service Representatives, Product Managers and Marketing Associates learn the techniques and skills required to both solve customers’ urgent sustainability challenges, as well as uncover the more latent opportunities that will drive value for customers, consumers and communities well into the future. 4,8749,983 2011 2013 2015 2017 2019 2021 2023 HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2023 32Sustainability Report | 2023 32 Leadership Development Avient’s Leadership Development Programs have been central to attracting, retaining and developing top talent. Energy and Greenhouse Gas (GHG) Emissions (continued from previous page) Greenhouse Gas Emissions (MT Scope 1 &2) Intensity (MT Scope 1 & 2 GHG/MT sales) GHG Emissions � ������ .44 .28 .30 .50 .40 .30 .20 .10 .32 2019 2020 2021 2022 2023 .28 118 Resulting in 13,000 MWh Annual Savings Energy Saving Projects in E m is s (M ) E m is s In te ty (M G /M s al s) HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2023 54 https://sciencebasedtargets.org/ https://www.cdp.net/en Reducing Emissions Across Our Value Chain Scope 3 emissions include upstream emissions from products and services we procure from suppliers, as well as downstream emissions from the transportation of our products and the emissions generated from the use and disposal of our sold products.

La Porte, Indiana 32. Winchester, West Virginia 32. Diversity by Level Female + Minority Executive 55% Management 32% Professionals 46% Production Associates 25% All Avient Associates 35% 55+32+46+25+35 Sustainability Report | 2019 29 PRIDE at Avient In 2018, we were excited to launch PRIDE at Avient.

La Porte, Indiana 32. Winchester, West Virginia 32. Diversity by Level Female + Minority Executive 55% Management 32% Professionals 46% Production Associates 25% All Avient Associates 35% 55+32+46+25+35 Sustainability Report | 2019 29 PRIDE at Avient In 2018, we were excited to launch PRIDE at Avient.

This segment includes GLS Corporation (GLS), which we acquired in 2008. We believe GLS offers the broadest range of soft-touch thermoplastic elastomers in the industry. Itupeva, Brazil (5) 32.

It is limited to a number of cavities such as (4, 8, 16, 32, 64). FIGURE 28 - Edge Gate FIGURE 29 - Tab Edge FIGURE 29 - Spruce Gate FIGURE 29 - Edge gate FIGURE 30 - Tab gate FIGURE 31 - Sprue gate Design Guide 17 FIGURE 30 - Fan Gate FIGURE 32 - Fan gate GATING TYPES: AUTOMATIC DEGATING Automatic degating is used for most small parts, due to the large volume being produced. FIGURE 32 - Bubbler (left) & Ba�e (Right) FIGURE 34 - Bubbler (left) & Baffle (right) FIGURE 35 - Series cooling line layout 25% - 75% Wall Thickness 10˚(soft materials) - 30˚(brittle materials) 110˚(brittle materials)- 140˚(soft materials) FIGURE 33 - Tunnel gate 18 Gravi-Tech Cooling Line Guidelines The rules for cooling line layouts are to keep the depth and pitch ratios constant throughout.

GLS LC AA6-693 CARAMEL SOFT SLURRY

Thermoplastic Elastomers: GLS™

Since our highly successful TPE acquisition of GLS in 2008, we've continually invested in, globalized and grown in TPE innovation and its broad value-added uses," said