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Microsoft PowerPoint - PolyOne Investor Presentation 5.4.20_v8 • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • P E O P L E P R O D U C T S P L A N E T P E R F O R M A N C E •• •• •• JVs Performance Products & Solutions Distribution Specialty     To be the world’s premier provider of specialized polymer materials, services and solutions To be the world’s premier provider of specialized polymer materials, services and sustainable solutions • • • • • • • • • • • • • • 2016 2017 2018 2019 Lightweighting Reduced Material Requirements Improved Recyclability Renewable Energy Applications Eco-conscious Bio-derived Content Reduced Energy Use VOC Reduction $275M $325M $355M $410M 14% Total Annual Growth 9% Organic Annual Growth PolyOne Corporation 33 Adjusted EPS attributable to PolyOne common shareholders is calculated as follows: 2009* 2010* 2011* 2012* 2013* 2014* 2015* 2016** 2017** 2018 2018*** Q1 2019*** 2019 Q1 2020 Net income from continuing operations attributable to PolyOne common shareholders Joint venture equity earnings, after tax Special items, before tax (1) Special items, tax adjustments (1) Adjusted net income from continuing operations attributable to PolyOne common shareholders $ 106.7 $ 152.5 $ 153.4 $ 53.3 $ 94.0 $ 78.0 $ 144.6 $ 166.4 $ 173.5 $ 161.1 $ 87.7 $ 22.4 $ 75.5 $ 33.1 (19.0) (14.7) (3.7) — — — — — — — — — — — (48.7) 24.2 (48.1) 55.1 46.3 164.2 87.6 23.8 32.9 59.5 58.7 12.2 61.7 9.6 (27.2) (96.7) (24.7) (18.9) (13.7) (73.7) (58.7) (15.9) (24.8) (25.3) (25.1) (1.2) (5.9) (1.0) $ 11.8 $ 65.3 $ 76.9 $ 89.5 $ 126.6 $ 168.5 $ 173.5 $ 174.3 $ 181.6 $ 195.3 $ 121.3 $ 33.4 $ 131.3 $ 41.7 Diluted shares 93.4 96.0 94.3 89.8 96.5 93.5 88.7 84.6 82.1 80.4 80.4 78.2 77.7 86.7 Adjusted EPS attributable to PolyOne common shareholders $ 0.13 $ 0.68 $ 0.82 $ 1.00 $ 1.31 $ 1.80 $ 1.96 $ 2.06 $ 2.21 $ 2.43 $ 1.51 $ 0.43 $ 1.69 $ 0.48 * Historical results are shown as presented in prior filings and have not been updated to reflect subsequent changes in accounting principle, discontinued operations or the related resegmentation. ** Pro forma for sale of Designed Structures and Solutions segment (DSS). *** Pro forma for sale of Performance Products and Solutions segment (PP&S). Senior management believes these measures are useful to investors because they allow for comparison to PolyOne's performance in prior periods without the effect of items that, by their nature, tend to obscure PolyOne's operating results due to the potential variability across periods based on timing, frequency and magnitude.

Microsoft PowerPoint - PolyOne Investor Presentation 5.4.20_v8 • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • P E O P L E P R O D U C T S P L A N E T P E R F O R M A N C E •• •• •• JVs Performance Products & Solutions Distribution Specialty     To be the world’s premier provider of specialized polymer materials, services and solutions To be the world’s premier provider of specialized polymer materials, services and sustainable solutions • • • • • • • • • • • • • • 2016 2017 2018 2019 Lightweighting Reduced Material Requirements Improved Recyclability Renewable Energy Applications Eco-conscious Bio-derived Content Reduced Energy Use VOC Reduction $275M $325M $355M $410M 14% Total Annual Growth 9% Organic Annual Growth PolyOne Corporation 33 Adjusted EPS attributable to PolyOne common shareholders is calculated as follows: 2009* 2010* 2011* 2012* 2013* 2014* 2015* 2016** 2017** 2018 2018*** Q1 2019*** 2019 Q1 2020 Net income from continuing operations attributable to PolyOne common shareholders Joint venture equity earnings, after tax Special items, before tax (1) Special items, tax adjustments (1) Adjusted net income from continuing operations attributable to PolyOne common shareholders $ 106.7 $ 152.5 $ 153.4 $ 53.3 $ 94.0 $ 78.0 $ 144.6 $ 166.4 $ 173.5 $ 161.1 $ 87.7 $ 22.4 $ 75.5 $ 33.1 (19.0) (14.7) (3.7) — — — — — — — — — — — (48.7) 24.2 (48.1) 55.1 46.3 164.2 87.6 23.8 32.9 59.5 58.7 12.2 61.7 9.6 (27.2) (96.7) (24.7) (18.9) (13.7) (73.7) (58.7) (15.9) (24.8) (25.3) (25.1) (1.2) (5.9) (1.0) $ 11.8 $ 65.3 $ 76.9 $ 89.5 $ 126.6 $ 168.5 $ 173.5 $ 174.3 $ 181.6 $ 195.3 $ 121.3 $ 33.4 $ 131.3 $ 41.7 Diluted shares 93.4 96.0 94.3 89.8 96.5 93.5 88.7 84.6 82.1 80.4 80.4 78.2 77.7 86.7 Adjusted EPS attributable to PolyOne common shareholders $ 0.13 $ 0.68 $ 0.82 $ 1.00 $ 1.31 $ 1.80 $ 1.96 $ 2.06 $ 2.21 $ 2.43 $ 1.51 $ 0.43 $ 1.69 $ 0.48 * Historical results are shown as presented in prior filings and have not been updated to reflect subsequent changes in accounting principle, discontinued operations or the related resegmentation. ** Pro forma for sale of Designed Structures and Solutions segment (DSS). *** Pro forma for sale of Performance Products and Solutions segment (PP&S). Senior management believes these measures are useful to investors because they allow for comparison to PolyOne's performance in prior periods without the effect of items that, by their nature, tend to obscure PolyOne's operating results due to the potential variability across periods based on timing, frequency and magnitude.

Our Code of Conduct and Ethics Hotline are available publicly at: www.avient.com/investors/governance “Ethics is everything at Avient. A majority of our associates have full time contracts. 102–9 Supply chain Products—Management Approach: Supplier Collaboration PolyOne 2019 Annual Report—Form 10-K Page 3 102–10 Significant changes to the organization and its supply chain About Avient—Better Together: PolyOne and Clariant Masterbatch PolyOne 2019 Annual Report—Form 10-K Pages 2 & 16–17 102–11 Precautionary Principle or approach About Avient—Avient’s 4 Ps of Sustainability PolyOne 2019 Annual Report—Form 10-K Pages 6–10 102–12 External initiatives About Avient—Who We Are People—Security, A Great Place to Work Products—Management Approach: Product Stewardship, Strategic Partnerships and Alliances Planet—Eliminating Plastic Waste, Community Service, Community Engagement HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Goals & Metrics | Indices Sustainability Report | 2019 90 https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/investors/financials/reporting-sec-filings GRI Standards Content Index GRI Standard Disclosure Title Avient Disclosures General Disclosures Organizational Profile 102–13 Membership of associations American Chemistry Council Plastics Industry Association Alliance To End Plastic Waste Operation Clean Sweep The UK Plastics Pact PetCore Europe Association of Plastic Recyclers Strategy 102–14 Statement from senior decision-maker Message from the CEO PolyOne 2019 Annual Report—Letter To Our Shareholders 102–15 Key impacts, risks, and opportunities Products—Innovation: The Lifeblood of a Specialty Organization Performance—Enterprise Risk Management (ERM) PolyOne 2019 Annual Report—Form 10-K Pages 6–10 Ethics & Integrity 102–16 Values, principles, standards, and norms of behavior About Avient—Who We Are Performance—The Highest Ethical Standards PolyOne 2019 Annual Report—Creating a World-Class, Sustainable Organization 102–17 Mechanisms for advice and concerns about ethics Performance—Ethics Hotline and Reporting Governance 102–18 Governance structure Performance—Board of Directors People—Management Approach EH&S PolyOne 2019 Annual Report—Form 10-K Pages 11–13 & 69 PolyOne 2019 Proxy Statement Pages 33–39 https://www.avient.com/investors/governance 102–20 Executive-level responsibility for economic, environmental, and social topics Message from the Governance and Corporate Responsibility Committee Performance—Board of Directors People—Management Approach EH&S PolyOne 2019 Annual Report—Form 10-K Pages 11–13 & 69 PolyOne 2019 Proxy Statement Page 34 https://www.avient.com/investors/governance HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Goals & Metrics | Indices Sustainability Report | 2019 91 http://newsletter.avient.com/IHDP/2019AnnualReport/2019AnnualReportGood/viewer/desktop/#page/0 https://www.avient.com/investors/financials/reporting-sec-filings http://newsletter.avient.com/IHDP/2019AnnualReport/2019AnnualReportGood/viewer/desktop/#page/0 https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/governance https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/governance GRI Standard Disclosure Title Avient Disclosures General Disclosures Governance 102–22 Composition of the highest governance body and its committees Message from the Governance and Corporate Responsibility Committee Performance—Board of Directors PolyOne 2019 Annual Report—Form 10-K Pages 11–13 & 69 PolyOne 2019 Proxy Statement Pages 33–39 https://www.avient.com/investors/governance 102–23 Chair of the highest governance body Message from the Governance and Corporate Responsibility Committee Performance—Board of Directors PolyOne 2019 Annual Report—Form 10-K Pages 11–13 & 69 PolyOne 2019 Proxy Statement Pages 33–34 https://www.avient.com/investors/governance 102–24 Nominating and selecting the highest governance body Performance—Board of Directors PolyOne 2019 Annual Report—Form 10-K Pages 11–13 & 69 PolyOne 2019 Proxy Statement Pages 37–38 https://www.avient.com/investors/governance 102–25 Conflicts of interest Performance—Board of Directors Code of Conduct https://www.avient.com/investors/governance 102–26 Role of highest governance body in setting purpose, values, and strategy Performance—Board of Directors PolyOne 2019 Annual Report—Form 10-K Pages 11–13 & 69 PolyOne 2019 Proxy Statement Pages33–39 https://www.avient.com/investors/governance 102–27 Collective knowledge of highest governance body Performance—Board of Directors PolyOne 2019 Annual Report—Form 10-K Pages 11–13 & 69 PolyOne 2019 Proxy Statement Pages 12–15 https://www.avient.com/investors/governance 102–28 Evaluating the highest governance body's performance Performance—Board of Directors PolyOne 2019 Proxy Statement Pages 38–39 https://www.avient.com/investors/governance 102–29 Identifying and managing economic, environmental, and social impacts Performance—Board of Directors People—Management Approach EH&S https://www.avient.com/investors/governance GRI Standards Content Index HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Goals & Metrics | Indices Sustainability Report | 2019 92 https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/governance https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/governance https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/governance https://www.avient.com/company/policies-and-governance/code-conduct https://www.avient.com/investors/governance https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/governance https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/governance https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/governance https://www.avient.com/investors/governance GRI Standards Content Index GRI Standard Disclosure Title Avient Disclosures General Disclosures Governance 102–30 Effectiveness of risk management processes Performance—Board of Directors, Enterprise Risk Management PolyOne 2019 Proxy Statement Page 34 https://www.avient.com/investors/governance 102–31 Review of economic, environmental, and social topics Performance—Board of Directors, Enterprise Risk Management PolyOne 2019 Annual Report—Form 10-K Pages 11–13 & 69 PolyOne 2019 Proxy Statement Pages 33–39 https://www.avient.com/investors/governance 102–32 Highest governance body's role in sustainability reporting Message from the Governance and Corporate Responsibility Committee Performance—Board of Directors PolyOne 2019 Annual Report—Form 10-K Pages 11–13 & 69 PolyOne 2019 Proxy Statement Pages 33–39 https://www.avient.com/investors/governance 102–33 Communicating critical concerns Performance—Board of Directors PolyOne 2019 Annual Report—Form 10-K Pages 11–13 & 69 PolyOne 2019 Proxy Statement Page 35 Code of Conduct https://www.avient.com/investors/governance 102–34 Nature and total number of critical concerns PolyOne 2019 Annual Report—Form 10-K Pages 56–57 102–35 Renumeration Policies PolyOne Notice of 2019 Annual Meeting of Shareholders PolyOne 2019 Proxy Statement Pages 44–56 102–36 Process for determining renumeration PolyOne 2019 Proxy Statement Pages 44–56 102–37 Stakeholders' involvement in renumeration PolyOne 2019 Proxy Statement Page 46 102–38 Annual total compensation ratio PolyOne 2019 Proxy Statement Page 69 Stakeholder Engagement 102–40 List of stakeholder groups Throughout Avient 2019 Sustainability Report 102–41 Collective bargaining agreements PolyOne 2019 Annual Report—Form 10-K Page 4 102–42 Identifying and selecting stakeholders Throughout Avient 2019 Sustainability Report 102–43 Approach to stakeholder engagement Throughout Avient 2019 Sustainability Report HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Goals & Metrics | Indices Sustainability Report | 2019 93 https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/governance https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/governance https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/governance https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/company/policies-and-governance/code-conduct https://www.avient.com/investors/governance https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/financials/reporting-sec-filings GRI Standard Disclosure Title Avient Disclosures General Disclosures Stakeholder Engagement 102–44 Key topics and concerns raised About Avient—Communities Counting on Avient People—All Sections Products—Management Approach: Product Stewardship, Management Approach: Supplier Collaboration Planet—All Sections Reporting Practice 102–45 Entities included in the consolidated financial statements PolyOne 2019 Annual Report—Form 10-K Segments included: Color, Additives, and Inks, Specialty Engineered Materials, and Distribution 102–46 Defining report content and topic boundaries The information in this report applies to Avient and all owned facilities, joint ventures, and operating companies globally within the reporting period, unless otherwise stated. Code of Conduct https://www.avient.com/investors/governance HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Goals & Metrics | Indices Sustainability Report | 2019 95 https://www.avient.com/contact-us-now https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/company/policies-and-governance/code-conduct https://www.avient.com/company/policies-and-governance/code-conduct https://www.avient.com/investors/governance https://www.avient.com/company/policies-and-governance/code-conduct https://www.avient.com/investors/governance https://www.avient.com/company/policies-and-governance/code-conduct https://www.avient.com/investors/governance GRI Standards Content Index GRI Standard Disclosure Title Avient Disclosures Economic Topic Disclosures GRI 206: Anti-Competitive Behavior 1.1 Management approach—GRI 103 Code of Conduct 206–1 Legal actions for anti-competitive behavior, anti-trust, and monopoly practices No legal actions were brought against Avient for anti-competitive behavior, anti-trust, or monopoly practices in 2019.

Our Code of Conduct and Ethics Hotline are available publicly at: www.avient.com/investors/governance “Ethics is everything at Avient. A majority of our associates have full time contracts. 102–9 Supply chain Products—Management Approach: Supplier Collaboration PolyOne 2019 Annual Report—Form 10-K Page 3 102–10 Significant changes to the organization and its supply chain About Avient—Better Together: PolyOne and Clariant Masterbatch PolyOne 2019 Annual Report—Form 10-K Pages 2 & 16–17 102–11 Precautionary Principle or approach About Avient—Avient’s 4 Ps of Sustainability PolyOne 2019 Annual Report—Form 10-K Pages 6–10 102–12 External initiatives About Avient—Who We Are People—Security, A Great Place to Work Products—Management Approach: Product Stewardship, Strategic Partnerships and Alliances Planet—Eliminating Plastic Waste, Community Service, Community Engagement HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Goals & Metrics | Indices Sustainability Report | 2019 90 https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/investors/financials/reporting-sec-filings GRI Standards Content Index GRI Standard Disclosure Title Avient Disclosures General Disclosures Organizational Profile 102–13 Membership of associations American Chemistry Council Plastics Industry Association Alliance To End Plastic Waste Operation Clean Sweep The UK Plastics Pact PetCore Europe Association of Plastic Recyclers Strategy 102–14 Statement from senior decision-maker Message from the CEO PolyOne 2019 Annual Report—Letter To Our Shareholders 102–15 Key impacts, risks, and opportunities Products—Innovation: The Lifeblood of a Specialty Organization Performance—Enterprise Risk Management (ERM) PolyOne 2019 Annual Report—Form 10-K Pages 6–10 Ethics & Integrity 102–16 Values, principles, standards, and norms of behavior About Avient—Who We Are Performance—The Highest Ethical Standards PolyOne 2019 Annual Report—Creating a World-Class, Sustainable Organization 102–17 Mechanisms for advice and concerns about ethics Performance—Ethics Hotline and Reporting Governance 102–18 Governance structure Performance—Board of Directors People—Management Approach EH&S PolyOne 2019 Annual Report—Form 10-K Pages 11–13 & 69 PolyOne 2019 Proxy Statement Pages 33–39 https://www.avient.com/investors/governance 102–20 Executive-level responsibility for economic, environmental, and social topics Message from the Governance and Corporate Responsibility Committee Performance—Board of Directors People—Management Approach EH&S PolyOne 2019 Annual Report—Form 10-K Pages 11–13 & 69 PolyOne 2019 Proxy Statement Page 34 https://www.avient.com/investors/governance HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Goals & Metrics | Indices Sustainability Report | 2019 91 http://newsletter.avient.com/IHDP/2019AnnualReport/2019AnnualReportGood/viewer/desktop/#page/0 https://www.avient.com/investors/financials/reporting-sec-filings http://newsletter.avient.com/IHDP/2019AnnualReport/2019AnnualReportGood/viewer/desktop/#page/0 https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/governance https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/governance GRI Standard Disclosure Title Avient Disclosures General Disclosures Governance 102–22 Composition of the highest governance body and its committees Message from the Governance and Corporate Responsibility Committee Performance—Board of Directors PolyOne 2019 Annual Report—Form 10-K Pages 11–13 & 69 PolyOne 2019 Proxy Statement Pages 33–39 https://www.avient.com/investors/governance 102–23 Chair of the highest governance body Message from the Governance and Corporate Responsibility Committee Performance—Board of Directors PolyOne 2019 Annual Report—Form 10-K Pages 11–13 & 69 PolyOne 2019 Proxy Statement Pages 33–34 https://www.avient.com/investors/governance 102–24 Nominating and selecting the highest governance body Performance—Board of Directors PolyOne 2019 Annual Report—Form 10-K Pages 11–13 & 69 PolyOne 2019 Proxy Statement Pages 37–38 https://www.avient.com/investors/governance 102–25 Conflicts of interest Performance—Board of Directors Code of Conduct https://www.avient.com/investors/governance 102–26 Role of highest governance body in setting purpose, values, and strategy Performance—Board of Directors PolyOne 2019 Annual Report—Form 10-K Pages 11–13 & 69 PolyOne 2019 Proxy Statement Pages33–39 https://www.avient.com/investors/governance 102–27 Collective knowledge of highest governance body Performance—Board of Directors PolyOne 2019 Annual Report—Form 10-K Pages 11–13 & 69 PolyOne 2019 Proxy Statement Pages 12–15 https://www.avient.com/investors/governance 102–28 Evaluating the highest governance body's performance Performance—Board of Directors PolyOne 2019 Proxy Statement Pages 38–39 https://www.avient.com/investors/governance 102–29 Identifying and managing economic, environmental, and social impacts Performance—Board of Directors People—Management Approach EH&S https://www.avient.com/investors/governance GRI Standards Content Index HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Goals & Metrics | Indices Sustainability Report | 2019 92 https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/governance https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/governance https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/governance https://www.avient.com/company/policies-and-governance/code-conduct https://www.avient.com/investors/governance https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/governance https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/governance https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/governance https://www.avient.com/investors/governance GRI Standards Content Index GRI Standard Disclosure Title Avient Disclosures General Disclosures Governance 102–30 Effectiveness of risk management processes Performance—Board of Directors, Enterprise Risk Management PolyOne 2019 Proxy Statement Page 34 https://www.avient.com/investors/governance 102–31 Review of economic, environmental, and social topics Performance—Board of Directors, Enterprise Risk Management PolyOne 2019 Annual Report—Form 10-K Pages 11–13 & 69 PolyOne 2019 Proxy Statement Pages 33–39 https://www.avient.com/investors/governance 102–32 Highest governance body's role in sustainability reporting Message from the Governance and Corporate Responsibility Committee Performance—Board of Directors PolyOne 2019 Annual Report—Form 10-K Pages 11–13 & 69 PolyOne 2019 Proxy Statement Pages 33–39 https://www.avient.com/investors/governance 102–33 Communicating critical concerns Performance—Board of Directors PolyOne 2019 Annual Report—Form 10-K Pages 11–13 & 69 PolyOne 2019 Proxy Statement Page 35 Code of Conduct https://www.avient.com/investors/governance 102–34 Nature and total number of critical concerns PolyOne 2019 Annual Report—Form 10-K Pages 56–57 102–35 Renumeration Policies PolyOne Notice of 2019 Annual Meeting of Shareholders PolyOne 2019 Proxy Statement Pages 44–56 102–36 Process for determining renumeration PolyOne 2019 Proxy Statement Pages 44–56 102–37 Stakeholders' involvement in renumeration PolyOne 2019 Proxy Statement Page 46 102–38 Annual total compensation ratio PolyOne 2019 Proxy Statement Page 69 Stakeholder Engagement 102–40 List of stakeholder groups Throughout Avient 2019 Sustainability Report 102–41 Collective bargaining agreements PolyOne 2019 Annual Report—Form 10-K Page 4 102–42 Identifying and selecting stakeholders Throughout Avient 2019 Sustainability Report 102–43 Approach to stakeholder engagement Throughout Avient 2019 Sustainability Report HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Goals & Metrics | Indices Sustainability Report | 2019 93 https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/governance https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/governance https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/governance https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/company/policies-and-governance/code-conduct https://www.avient.com/investors/governance https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/sites/default/files/resources/Proxy%2520Statement%2520for%2520Web%2520Hosting.pd_.pdf https://www.avient.com/investors/financials/reporting-sec-filings GRI Standard Disclosure Title Avient Disclosures General Disclosures Stakeholder Engagement 102–44 Key topics and concerns raised About Avient—Communities Counting on Avient People—All Sections Products—Management Approach: Product Stewardship, Management Approach: Supplier Collaboration Planet—All Sections Reporting Practice 102–45 Entities included in the consolidated financial statements PolyOne 2019 Annual Report—Form 10-K Segments included: Color, Additives, and Inks, Specialty Engineered Materials, and Distribution 102–46 Defining report content and topic boundaries The information in this report applies to Avient and all owned facilities, joint ventures, and operating companies globally within the reporting period, unless otherwise stated. Code of Conduct https://www.avient.com/investors/governance HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Goals & Metrics | Indices Sustainability Report | 2019 95 https://www.avient.com/contact-us-now https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/investors/financials/reporting-sec-filings https://www.avient.com/company/policies-and-governance/code-conduct https://www.avient.com/company/policies-and-governance/code-conduct https://www.avient.com/investors/governance https://www.avient.com/company/policies-and-governance/code-conduct https://www.avient.com/investors/governance https://www.avient.com/company/policies-and-governance/code-conduct https://www.avient.com/investors/governance GRI Standards Content Index GRI Standard Disclosure Title Avient Disclosures Economic Topic Disclosures GRI 206: Anti-Competitive Behavior 1.1 Management approach—GRI 103 Code of Conduct 206–1 Legal actions for anti-competitive behavior, anti-trust, and monopoly practices No legal actions were brought against Avient for anti-competitive behavior, anti-trust, or monopoly practices in 2019.

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The webcast can be viewed live at avient.com/investors, or by clicking on the webcast link here. 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 numbers and personal PIN. https://www.avient.com/investors https://edge.media-server.com/mmc/p/pyh3w2ip/ https://www.avient.com/investors https://register.vevent.com/register/BId7a8a09515a442e9b13c4d5558d927fe https://www.avient.com/investors/events-presentations 4 Non-GAAP Financial Measures The Company uses both GAAP (generally accepted accounting principles) and non-GAAP financial measures.

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To Investor Center Investor Contacts Investor FAQ