PolyOne Announces Seventh Consecutive Annual Increase in Quarterly Dividend Revenue increased 12% (6.5% organic) driven by continued momentum from investments in commercial resources and specialty acquisitions - Reported

Reporting Our annual goal of reducing waste to landfill intensity by 3%, as well as annual incentives, are designed to encourage facilities to eliminate waste generation and identify beneficial uses for their remaining waste streams.

Our Sustainability Report is intended to provide updates to our many stakeholder groups on the performance and outcomes in these areas annually. More information regarding risks is available in our Annual Report on Form 10-K. Does not include renewable energy credits from Virtual Power Purchase Agreements (3) Increase due to capture of all relevant Scope 3 data from APM acquisition (4) Certificates can be found at https://www.avient.com/company/policies-and-governance/global-iso-certificate-library HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2023 78 https://www.avient.com/company/policies-and-governance/global-iso-certificate-library INDEX HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2023 79 GRI Standards Content Index Organizational Profile 102–1 Name of the organization About Us—Who We Are 102–2 Activities, brands, products, and services Avient Technologies—Products Avient products are not banned in any market 102–3 Location of headquarters Avient 2023 Annual Report—Form 10-K Cover Page 102–4 Location of operations Where We Are: Global Locations Page 14 Avient 2023 Annual Report—Form 10-K Page 13 102–5 Ownership and legal form Avient 2023 Annual Report—Form 10-K Cover Page 102–6 Markets served About Us—Avient’s Support for Communities and Customers Page 15 Avient 2023 Annual Report—Form 10-K Page 13 102–7 Scale of the organization Avient 2023 Annual Report—Form 10-K Pages 2–7, 38–39 102–8 Information on employees and other workers Avient 2023 Annual Report—Form 10-K Page 5 People—Workforce Demographics Page 28 Currently we report on the number of associates.

Our Sustainability Report is intended to provide updates to our many stakeholder groups on the performance and outcomes in these areas annually. More information regarding risks is available in our Annual Report on Form 10-K. Does not include renewable energy credits from Virtual Power Purchase Agreements (3) Increase due to capture of all relevant Scope 3 data from APM acquisition (4) Certificates can be found at https://www.avient.com/company/policies-and-governance/global-iso-certificate-library HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2023 78 https://www.avient.com/company/policies-and-governance/global-iso-certificate-library INDEX HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2023 79 GRI Standards Content Index Organizational Profile 102–1 Name of the organization About Us—Who We Are 102–2 Activities, brands, products, and services Avient Technologies—Products Avient products are not banned in any market 102–3 Location of headquarters Avient 2023 Annual Report—Form 10-K Cover Page 102–4 Location of operations Where We Are: Global Locations Page 14 Avient 2023 Annual Report—Form 10-K Page 13 102–5 Ownership and legal form Avient 2023 Annual Report—Form 10-K Cover Page 102–6 Markets served About Us—Avient’s Support for Communities and Customers Page 15 Avient 2023 Annual Report—Form 10-K Page 13 102–7 Scale of the organization Avient 2023 Annual Report—Form 10-K Pages 2–7, 38–39 102–8 Information on employees and other workers Avient 2023 Annual Report—Form 10-K Page 5 People—Workforce Demographics Page 28 Currently we report on the number of associates.

annually. In this press release, statements that are not reported financial results or other historical information are "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995. 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

Reporting The Avient PAC Committee, comprised of Avient PAC Members, meets, discusses key topics and decides the annual budget. In celebration of Earth Day, we held our annual photo contest, inviting associates to capture the beauty of nature through their lenses.

We have increased our annual dividend 250% since we initiated it in 2011,” said Robert M.  In this press release, statements that are not reported financial results or other historical information are "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995. 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.

Patterson has also been nominated for election to the PolyOne Board of Directors at the 2014 Annual Meeting of Shareholders. In this press release, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. 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.

We continually strive to improve our practices and reporting systems by working closely with partners in the supply chain. Common global Quality Management System (QMS) with external ISO13485 GMP certification of the 3 dedicated production units, and conducting annual internal and external audits.

We continually strive to improve our practices and reporting systems by working closely with partners in the supply chain. Common global Quality Management System (QMS) with external ISO13485 GMP certification of the 3 dedicated production units, and conducting annual internal and external audits.