GLS™ TPEs with Antimicrobial Technologies Thermoplastic Elastomers: GLS™ Versaflex™

GLS™ TPEs with Antimicrobial Technologies Thermoplastic Elastomers: GLS™ Dynalloy™

GLS™ TPEs with Antimicrobial Technologies Thermoplastic Elastomers: GLS™

GLS™ TPEs with Antimicrobial Technologies Thermoplastic Elastomers: GLS™

We purchased assets from Kraton’s thermoplastic elastomer business to augment our leading GLS offerings and expertise. Indefinite-lived intangible assets primarily consist of the GLS, ColorMatrix and Gordon Composites trade names. PRINCIPAL ACCOUNTANT FEES AND SERVICES Information regarding fees paid to and services provided by PolyOne’s independent registered public accounting firm and the pre-approval policies and procedures of the audit committee is incorporated by reference to the information contained in the 2017 Proxy Statement. 67POLYONE CORPORATION 68 PART IV ITEM 15.

Use of Non-GAAP Measures Page 3 PolyOne Commodity to Specialty Transformation Page 4 • Continue specialty transformation • Targeting $2.50 Adjusted EPS by 2015, nearly double 2013 EPS • Drive double digit operating income and adjusted EPS growth • 17 consecutive quarters of double- digit adjusted EPS growth • Shift to faster growing, high margin, less cyclical end markets • Key acquisitions propel current and future growth, as well as margin expansion • Established aggressive 2015 targets • Steve Newlin Appointed, Chairman, President and CEO • New leadership team appointed • Implementation of four pillar strategy • Focus on value based selling, investment in commercial resources and innovation to drive transformation • Volume driven, commodity producer • Heavily tied to cyclical end markets • Performance largely dependent on non- controlling joint ventures 2000-2005 2006 - 2009 2010 – 2013 2014 and beyond -150.00% -50.00% 50.00% 150.00% 250.00% 350.00% PolyOne S&P 500 Russell 2000 Dow Jones Chemical All time high of $38.38 March 7th, 2014 • 17 consecutive quarters of double digit EPS growth • 49% CAGR adjusted EPS expansion 2006-2013 • 2013 stock price increased 73% versus 30% growth in the S&P • More than seven fold increase in market cap: $0.5b $3.6b Strategy and Execution Drive Results Page 5 Appliance 4% Building & Construction 13% Wire & Cable 9% Electrical & Electronics 5% Consumer 10%Packaging 16% Industrial 12% HealthCare 11% Transportation 18% Misc. 2% United States 66% Europe 14% Canada 7% Asia 6% Latin America 7% PP&S Specialty 53% Distribution 27% 0.12 0.27 0.21 0.13 0.68 0.82 1.00 1.31 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 2013 2015 Target Ad ju st ed E ar ni ng s P er S ha re 2013 Revenues: $3.8 Billion End Markets 2013 Revenues: $3.8 Billion EPS Page 6 PolyOne At A Glance Old PolyOne Transformation *Operating Income excludes corporate charges and special items 2% 34% 43% 62% 65- 75% 0% 20% 40% 60% 80% 100% 2005 2008 2010 2013 2015 % o f O pe ra tin g In co m e* JV's Performance Products & Solutions Distribution Specialty Specialty OI $5M $46M $87M $195M Target Mix Shift Highlights Specialty Transformation 2015 Target Page 7 2006 2013 2015 “Where we were” “Where we are” Target 1) Operating Income % Specialty: Global Color, Additives & Inks 1.7% 12.2% 12 – 16% Global Specialty Engineered Materials 1.1% 9.3% 12 – 16% Designed Structures & Solutions -- 5.6% 8 – 10% Performance Products & Solutions 5.4% 7.2% 9 – 12% Distribution 2.6% 5.9% 6 – 7.5% 2) Specialty Platform % of Operating Income 6.0% 62% 65 – 75% 3) ROIC* (after-tax) 5.0% 9.1% 15% 4) Adjusted EPS Growth N/A 31% 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 8 Bridge To $2.50 Adjusted EPS By 2015 2015 EPS: $2.50 2013 EPS: $1.31 Mid single digit revenue CAGR Page 9 Mergers & Acquisitions Spartech accretion Incremental share buybacks Ongoing LSS Programs (50-100 bps/yr) Accelerated Innovation & Mix Improvement Innovation Drives Earnings Growth $20.3 $52.3 2006 2013 Research & Development Spending ($ millions) Specialty Platform Vitality Index Progression* *Percentage of Specialty Platform revenue from products introduced in last five years Page 10 14.3% 30.7% 2006 2013 Specialty Platform Gross Margin % 19.5% 43.0% 2006 2013 Healthcare Consumer Packaging and Additive Technology Transportation Page 11 Unique and Innovative Solutions that Help Customers Win 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 Net Debt / EBITDA* = 1.8x $48 $317 $600 $0 $100 $200 $300 $400 $500 $600 $700 $800 2015 2020 2023 Significant Debt Maturities As of December 31, 2013 ($ millions) Page 12 Coupon Rates: 7.500% 7.375% 5.250% Debt Maturities & Pension Funding – 12/31/13 *TTM 12/31/2013 ** includes US-qualified plans only 60% 100% 20% 30% 40% 50% 60% 70% 80% 90% 100% 2008 2013 Pension Funding** As of December 31, 2013 Free Cash Flow and Strong Balance Sheet Fund Investment •Targets that expand our: • Specialty offerings •End market presence •Geographic footprint •Operating Margin • Synergy opportunities •Adjacent material solutions •Expanding our sales, marketing, and technical capabilities • Investing in operational and LSS initiatives (including synergy capture) •Manufacturing alignment Organic Growth Share Repurchases Dividends Acquisitions Page 13 $0.16 $0.20 $0.24 $0.32 $0.00 $0.10 $0.20 $0.30 $0.40 2011 2012 2013 2014 Annual Dividend • Repurchased ~5 million shares in 2013 • 15 million shares are available for repurchase under the current authorization The New PolyOne: A Specialty Growth Company 2015 Target: $2.50 Adjusted EPS Why Invest In PolyOne?

2019 Sustainability Report Sustainability for a Better Tomorrow CONTENTS Message from the CEO 2 Message from the Governance and Corporate Responsibility Committee 3 Sustainability Goals 4 Historic Transformation / Inspired Future 5 Better Together: PolyOne and Clariant Masterbatch 6 Who We Are 7 What We Do: Material Science 8 Revenue by Geography and End Market 9 Where We Are: Global Locations 10 Communities Counting on Avient 11 Message from Avient’s VP of Sustainability 12 Avient’s 4 Ps of Sustainability 13 Management Approach: EH&S 15 Safety First 17 Continuous Improvement 18 Occupational Safety & Health 19 Performance: Metrics and Monitoring 20 Security 21 Management Approach: Training and Development 22 Career Training and Performance Feedback 23 Operational and Commercial Excellence Training 24 Leadership Development Programs 25 Manager Training and Front-Line Engagement 26 Talent Acquisition and Campus Recruiting 27 Management Approach: Diversity & Inclusion 28 Leading Change from the Top 29 Workforce Demographics 33 Associate Benefits / Awards & Recognition Programs 34 Health and Wellness 35 A Great Place to Work 36 Innovation: The Lifeblood of a Specialty Organization 38 No Surprises PledgeSM 39 How Our Products Enable Sustainability 40 Our Solutions…In Action: Case Studies 49 Management Approach: Product Stewardship 58 Global Chemical Management 59 Product Excellence 60 Management Approach: Supplier Collaboration 61 Supplier Evaluation 61 Strategic Partnerships and Alliances 62 Protecting Our Planet 64 Energy, GHG Emissions and Climate Change 65 Eliminating Plastic Waste 68 Earth Day Photo Contest 71 Community Service 74 Community Engagement 75 Performance Overview 78 Sustainable Products Performance 79 The Highest Ethical Standards 80 Ethics Hotline and Reporting 81 Enterprise Risk Management (ERM) 82 Board of Directors Governance 83 Policies & Guidelines 84 Goals & Metrics Sustainability Goals 86 People and Planet Data and Metrics 87 Indices GRI/SASB/TCFD Content Index 90 Reconciliation of Non-GAAP Financial Measures 109 Sustainability Report | 2019 1 The COVID-19 pandemic has served as both a test and learning opportunity for much of the world. Sustainability Report | 2019 68Sustainability Report | 2019 68 Alliance to End Plastic Waste: Projects In Motion To learn more visit: 2020 AEPW progress report Grameen Creative Lab—Zero Plastic Waste Cities Rapid urbanization and population growth is often met with lacking infrastructure to manage waste. Challenge Accepted. 2019 Sustainability Report Table of Contents Message from the CEO Message from the Governance and Corporate Responsibility Committee Sustainability Goals About Avient Historic Transformation Inspired Future Better Together: PolyOne and Clariant Masterbatch Who We Are What We Do: Material Science Revenue by Geography and End Market Where We Are: Global Locations Communities Counting on Avient Message from Avient’s VP of Sustainability Avient’s 4 Ps of Sustainability People Management Approach: EH&S Safety First Continuous Improvement Occupational Safety & Health Performance: Metrics and Monitoring Security Management Approach: Training and Development Career Training and Performance Feedback Operational and Commercial Excellence Training Leadership Development Programs Manager Training and Front-Line Engagement Talent Acquisition and Campus Recruiting Management Approach: Diversity & Inclusion Leading Change from the Top Workforce Demographics Associate Benefits Awards & Recognition Programs Health and Wellness A Great Place to Work Products Innovation: The Lifeblood of a Specialty Organization No Surprises PledgeSM How Our Products Enable Sustainability Our Solutions…In Action Management Approach: Product Stewardship Global Chemical Management Product Excellence Management Approach: Supplier Evaluation Strategic Partnerships and Alliances Planet Protecting Our Planet Energy, Greenhouse Gas (GHG) Emissions and Climate Change Eliminating Plastic Waste Earth Day Photo Contest Community Service Community Engagement Performance Performance Overview Sustainable Products Performance The Highest Ethical Standards Ethics Hotline and Reporting Enterprise Risk Management (ERM) Board of Directors Governance Policies & Guidelines Goals Sustainability Goals People and Planet Data and Metrics Indices GRI/SASB/TCFD Content Index Reconciliation of Non-GAAP Financial Measures forward arrow FC: Back Arrow Button 2: Page 2: Page 3: Page 4: Page 5: Page 6: Page 7: Page 8: Page 9: Page 10: Page 11: Page 12: Page 13: Page 14: Page 15: Page 16: Page 17: Page 18: Page 19: Page 20: Page 21: Page 22: Page 23: Page 24: Page 25: Page 26: Page 27: Page 28: Page 29: Page 30: Page 31: Page 32: Page 33: Page 34: Page 35: Page 36: Page 37: Page 38: Page 39: Page 40: Page 41: Page 42: Page 43: Page 44: Page 45: Page 46: Page 47: Page 48: Page 49: Page 50: Page 51: Page 52: Page 53: Page 54: Page 55: Page 56: Page 57: Page 58: Page 59: Page 60: Page 61: Page 62: Page 63: Page 64: Page 65: Page 66: Page 67: Page 68: Page 69: Page 70: Page 71: Page 72: Page 73: Page 74: Page 75: Page 76: Page 77: Page 78: Page 79: Page 80: Page 81: Page 82: Page 83: Page 84: Page 85: Page 86: Page 87: Page 88: Page 89: Page 90: Page 91: Page 92: Page 93: Page 94: Page 95: Page 96: Page 97: Page 98: Page 99: Page 100: Page 101: Page 102: Page 103: Page 104: Page 105: Page 106: Page 107: Page 108: Page 109: Page 110: forward arrow button 2: Page 2: Page 3: Page 4: Page 5: Page 6: Page 7: Page 8: Page 9: Page 10: Page 11: Page 12: Page 13: Page 14: Page 15: Page 16: Page 17: Page 18: Page 19: Page 20: Page 21: Page 22: Page 23: Page 24: Page 25: Page 26: Page 27: Page 28: Page 29: Page 30: Page 31: Page 32: Page 33: Page 34: Page 35: Page 36: Page 37: Page 38: Page 39: Page 40: Page 41: Page 42: Page 43: Page 44: Page 45: Page 46: Page 47: Page 48: Page 49: Page 50: Page 51: Page 52: Page 53: Page 54: Page 55: Page 56: Page 57: Page 58: Page 59: Page 60: Page 61: Page 62: Page 63: Page 64: Page 65: Page 66: Page 67: Page 68: Page 69: Page 70: Page 71: Page 72: Page 73: Page 74: Page 75: Page 76: Page 77: Page 78: Page 79: Page 80: Page 81: Page 82: Page 83: Page 84: Page 85: Page 86: Page 87: Page 88: Page 89: Page 90: Page 91: Page 92: Page 93: Page 94: Page 95: Page 96: Page 97: Page 98: Page 99: Page 100: Page 101: Page 102: Page 103: Page 104: Page 105: Page 106: Page 107: Page 108: Page 109: Page 110: Back Arrow Button 4:

2019 Sustainability Report Sustainability for a Better Tomorrow CONTENTS Message from the CEO 2 Message from the Governance and Corporate Responsibility Committee 3 Sustainability Goals 4 Historic Transformation / Inspired Future 5 Better Together: PolyOne and Clariant Masterbatch 6 Who We Are 7 What We Do: Material Science 8 Revenue by Geography and End Market 9 Where We Are: Global Locations 10 Communities Counting on Avient 11 Message from Avient’s VP of Sustainability 12 Avient’s 4 Ps of Sustainability 13 Management Approach: EH&S 15 Safety First 17 Continuous Improvement 18 Occupational Safety & Health 19 Performance: Metrics and Monitoring 20 Security 21 Management Approach: Training and Development 22 Career Training and Performance Feedback 23 Operational and Commercial Excellence Training 24 Leadership Development Programs 25 Manager Training and Front-Line Engagement 26 Talent Acquisition and Campus Recruiting 27 Management Approach: Diversity & Inclusion 28 Leading Change from the Top 29 Workforce Demographics 33 Associate Benefits / Awards & Recognition Programs 34 Health and Wellness 35 A Great Place to Work 36 Innovation: The Lifeblood of a Specialty Organization 38 No Surprises PledgeSM 39 How Our Products Enable Sustainability 40 Our Solutions…In Action: Case Studies 49 Management Approach: Product Stewardship 58 Global Chemical Management 59 Product Excellence 60 Management Approach: Supplier Collaboration 61 Supplier Evaluation 61 Strategic Partnerships and Alliances 62 Protecting Our Planet 64 Energy, GHG Emissions and Climate Change 65 Eliminating Plastic Waste 68 Earth Day Photo Contest 71 Community Service 74 Community Engagement 75 Performance Overview 78 Sustainable Products Performance 79 The Highest Ethical Standards 80 Ethics Hotline and Reporting 81 Enterprise Risk Management (ERM) 82 Board of Directors Governance 83 Policies & Guidelines 84 Goals & Metrics Sustainability Goals 86 People and Planet Data and Metrics 87 Indices GRI/SASB/TCFD Content Index 90 Reconciliation of Non-GAAP Financial Measures 109 Sustainability Report | 2019 1 The COVID-19 pandemic has served as both a test and learning opportunity for much of the world. Sustainability Report | 2019 68Sustainability Report | 2019 68 Alliance to End Plastic Waste: Projects In Motion To learn more visit: 2020 AEPW progress report Grameen Creative Lab—Zero Plastic Waste Cities Rapid urbanization and population growth is often met with lacking infrastructure to manage waste. Challenge Accepted. 2019 Sustainability Report Table of Contents Message from the CEO Message from the Governance and Corporate Responsibility Committee Sustainability Goals About Avient Historic Transformation Inspired Future Better Together: PolyOne and Clariant Masterbatch Who We Are What We Do: Material Science Revenue by Geography and End Market Where We Are: Global Locations Communities Counting on Avient Message from Avient’s VP of Sustainability Avient’s 4 Ps of Sustainability People Management Approach: EH&S Safety First Continuous Improvement Occupational Safety & Health Performance: Metrics and Monitoring Security Management Approach: Training and Development Career Training and Performance Feedback Operational and Commercial Excellence Training Leadership Development Programs Manager Training and Front-Line Engagement Talent Acquisition and Campus Recruiting Management Approach: Diversity & Inclusion Leading Change from the Top Workforce Demographics Associate Benefits Awards & Recognition Programs Health and Wellness A Great Place to Work Products Innovation: The Lifeblood of a Specialty Organization No Surprises PledgeSM How Our Products Enable Sustainability Our Solutions…In Action Management Approach: Product Stewardship Global Chemical Management Product Excellence Management Approach: Supplier Evaluation Strategic Partnerships and Alliances Planet Protecting Our Planet Energy, Greenhouse Gas (GHG) Emissions and Climate Change Eliminating Plastic Waste Earth Day Photo Contest Community Service Community Engagement Performance Performance Overview Sustainable Products Performance The Highest Ethical Standards Ethics Hotline and Reporting Enterprise Risk Management (ERM) Board of Directors Governance Policies & Guidelines Goals Sustainability Goals People and Planet Data and Metrics Indices GRI/SASB/TCFD Content Index Reconciliation of Non-GAAP Financial Measures forward arrow FC: Back Arrow Button 2: Page 2: Page 3: Page 4: Page 5: Page 6: Page 7: Page 8: Page 9: Page 10: Page 11: Page 12: Page 13: Page 14: Page 15: Page 16: Page 17: Page 18: Page 19: Page 20: Page 21: Page 22: Page 23: Page 24: Page 25: Page 26: Page 27: Page 28: Page 29: Page 30: Page 31: Page 32: Page 33: Page 34: Page 35: Page 36: Page 37: Page 38: Page 39: Page 40: Page 41: Page 42: Page 43: Page 44: Page 45: Page 46: Page 47: Page 48: Page 49: Page 50: Page 51: Page 52: Page 53: Page 54: Page 55: Page 56: Page 57: Page 58: Page 59: Page 60: Page 61: Page 62: Page 63: Page 64: Page 65: Page 66: Page 67: Page 68: Page 69: Page 70: Page 71: Page 72: Page 73: Page 74: Page 75: Page 76: Page 77: Page 78: Page 79: Page 80: Page 81: Page 82: Page 83: Page 84: Page 85: Page 86: Page 87: Page 88: Page 89: Page 90: Page 91: Page 92: Page 93: Page 94: Page 95: Page 96: Page 97: Page 98: Page 99: Page 100: Page 101: Page 102: Page 103: Page 104: Page 105: Page 106: Page 107: Page 108: Page 109: Page 110: forward arrow button 2: Page 2: Page 3: Page 4: Page 5: Page 6: Page 7: Page 8: Page 9: Page 10: Page 11: Page 12: Page 13: Page 14: Page 15: Page 16: Page 17: Page 18: Page 19: Page 20: Page 21: Page 22: Page 23: Page 24: Page 25: Page 26: Page 27: Page 28: Page 29: Page 30: Page 31: Page 32: Page 33: Page 34: Page 35: Page 36: Page 37: Page 38: Page 39: Page 40: Page 41: Page 42: Page 43: Page 44: Page 45: Page 46: Page 47: Page 48: Page 49: Page 50: Page 51: Page 52: Page 53: Page 54: Page 55: Page 56: Page 57: Page 58: Page 59: Page 60: Page 61: Page 62: Page 63: Page 64: Page 65: Page 66: Page 67: Page 68: Page 69: Page 70: Page 71: Page 72: Page 73: Page 74: Page 75: Page 76: Page 77: Page 78: Page 79: Page 80: Page 81: Page 82: Page 83: Page 84: Page 85: Page 86: Page 87: Page 88: Page 89: Page 90: Page 91: Page 92: Page 93: Page 94: Page 95: Page 96: Page 97: Page 98: Page 99: Page 100: Page 101: Page 102: Page 103: Page 104: Page 105: Page 106: Page 107: Page 108: Page 109: Page 110: Back Arrow Button 4:

These investments also consider our global footprint, and we are positioned very well and strategically from a regional perspective. 12 Growth Drivers 2020 Revenue ($ Millions) Long-Term Growth Rate Sustainable Solutions $ 560 8–12% Healthcare 555 8–10% Composites / 5G 212 10% Growth in Emerging Regions 672 5% Other (GDP growth) 1,784 2–3% Pro Forma Avient $ 3,783 6.5% Q 1 2021 P E RFO R MA N CE U P DAT E $86 $123 $0.53 $0.89 Q1 2021 – ORGANIC PERFORMANCE 14 Sales Adjusted Operating Income $991 $1,162 + 17% + 43% + 68% (1) (1) (1) Q1 2021 SEGMENT PERFORMANCE 15 CAI $536 $609 ($ in millions) SEM Distribution $64 $89 +14% +39% $290 $363 $19 $24 +25% +26% $185 $217 $22 $34 +17% +55% SPECIALTY EBITDA MARGIN EXPANSION 16 CAI (1) 2018-2020 financial information is pro forma to include a full year of Clariant Masterbatch business acquisition 15.3% 15.2% 16.2% 19.1% 2018 2019 2020 Q1 2021 14.8% 15.2% 17.6% 19.4% 2018 2019 2020 Q1 2021 SEM • Continued portfolio transformation to high-growth end markets and sustainable solutions • Clariant Masterbatch synergy realization • Investments in composites and outdoor high performance applications drive growth and mix improvements CAI EBITDA MARGIN EXPANSION 17 Legacy CAI 18.9% 18.9% 21.0% 2019 2020 Q1 2021 Legacy 11.9% 13.8% 17.4% 2019 2020 Q1 2021 • Early synergy capture translating to the bottom line • Positive mix with growth in healthcare, consumer and packaging end-markets • World-class vitality index of 36% represents sales from products introduced in the last five years.

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. The fair value of the GLS trade name is calculated using a “relief from royalty payments” methodology.