Avient Corporation provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world. Media contact Nicole DeChant Avient Corporation nicole.dechant@avient.com Company Officers

PolyOne Corporation (NYSE: POL), with 2018 revenues of $3.5 billion, is a premier provider of specialized polymer materials, services and solutions. Michelle Maniscalco Senior Manager, Marketing Communications PolyOne Corporation +1 440-930-1988 michelle.maniscalco@avient.com Company Officers

Our purpose at Avient Corporation (NYSE: AVNT) is to be an innovator of materials solutions that help our customers succeed, while enabling a sustainable world. Media Contact Nicole DeChant Avient Corporation nicole.dechant@avient.com Company Officers

We are positioned to capture enhanced market share over expanding and emerging needs that will also enable climate resiliency High revenue growth opportunities to meet demand for highly efficient chemical materials that will contribute to lowering customers' emissions as part of our Sustainable Solutions label High to moderate revenue growth opportunities for new chemical materials pertinent to Avient's customers' strategies (low-carbon and otherwise) and are in compliance with any existing regulations (i.e., VOC reducing materials that address vehicle air quality standards) Impact Legend Time horizon Legend Low impact S - short-term 0-5 years Moderate impact M - medium-term 5-15 years High impact L - long-term 15-30 years BUSINESS IMPLICATIONS AND STRATEGIC RESPONSES BUSINESS IMPLICATIONS AND STRATEGIC RESPONSES IMPACT DRIVER & TIME HORIZON Policy & Legal Risk M L Technology Risk S M Market Risk S M Reputation Risk L Acute & Chronic Risk L IMPACT DRIVER & TIME HORIZON Resource Efficiency Opportunity S M L Energy Source Opportunity M L Products & Services and Markets Opportunities S M L · We have embedded an energy intensity KPI (covering process and builidng efficiencies) into the incentive structure for all employees. · By 2030, Avient will enable 100% of our products manufactured for packaging applications to be recyclable or reusable to advance the circular economy, for which approximately 90% of Avient’s products met this criteria in 2020. We are developing a Supplier Sustainability Program designed to address quality, cost and reliability requirements, and a range of sustainability, social responsibility and environmental considerations. . Our investments are focusing on infrastructure, innovation, education and clean-up initiatives. · We have organized our portfolio to enable our customers to solve complex sustainability changes, from enabling the use of more recycled content, formulating with bio- polymers, sustainable infrastructure, human health & safety, lightweighting, reducing volatile organic compounds, reducing energy usage and offering eco-conscious solutions. · Physical climate-related risk assessments over our critical manufacturing sites, suppliers, and logistics route will be helpful in making corporate real estate and procurement choices.

Slide 1 PolyOne Corporation Page 1 PolyOne Investor Presentation Credit Suisse Basic Materials Conference New York, NY September 18, 2014 PolyOne Corporation Page 2 Forward-Looking Statements  In this presentation, 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. PolyOne Corporation Page 3 Use of Non-GAAP Measures  This presentation includes the use of both GAAP (generally accepted accounting principles) and non-GAAP financial measures.  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 1 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.

Slide 1 PolyOne Corporation Page 1 PolyOne Investor Presentation KeyBanc 2014 Basic Materials & Packaging Conference Boston, MA September 10, 2014 PolyOne Corporation Page 2 Forward-Looking Statements  In this presentation, 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. PolyOne Corporation Page 3 Use of Non-GAAP Measures  This presentation includes the use of both GAAP (generally accepted accounting principles) and non-GAAP financial measures.  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 1 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.

Slide 1 PolyOne Corporation Page 1 PolyOne Investor Presentation R.W. PolyOne Corporation Page 3 Use of Non-GAAP Measures  This presentation includes the use of both GAAP (generally accepted accounting principles) and non-GAAP financial measures.  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 1 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.

Slide 1 PolyOne Corporation Page 1 PolyOne Investor Presentation Goldman Sachs 2014 US Emerging / SMID Cap Growth Conference New York, NY November 20, 2014 PolyOne Corporation Page 2 Forward-Looking Statements  In this presentation, 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. PolyOne Corporation Page 3 Use of Non-GAAP Measures  This presentation includes the use of both GAAP (generally accepted accounting principles) and non-GAAP financial measures.  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 1 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.

Thermoplastic Elastomers How TPEs can help medical and pharmaceutical manufacturers meet growing global demand 2© 2020 Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 THE OPPORTUNITY: EFFICIENT ALTERNATIVES TO VULCANIZED RUBBER Is there a capacity crunch on the horizon? Medical grade TPEs have extremely low levels of leachables and extractables, and are available in several different formulations to address specific processing and end product requirements. You have an opportunity to drive growth by addressing global demand for your products, which is spiking in direct response to the needs of elderly patients and the increasing number of middle-class consumers in China, India and Brazil, among other nations.

Patterson, Chairman, President, and Chief Executive Officer, Avient Corporation. For the same reasons, the Company is unable to address the probable significance of the unavailable information. These costs are included in Corporate.