Protecting associates, customers and the environment by providing safe products is a priority for Avient. The number of prioritized risk assessments continue to grow each year as the process matures. Through this data, we create safety data sheets and customer certification statements for intended use and product safety improvements.

They are based on management’s expectations that involve a number of business risks and uncertainties, any of which could cause actual results to differ materially from those expressed in or implied by the forward-looking statements. Keeping Safety First o Relentless focus on best-in-class safety performance as an ACC Responsible Care® organization Exceeding Customer Expectations o Complementary technologies and customer relationships offer opportunity for future revenue synergies o Proven innovation-led commercial strategy with strong brands and participation across the full value chain Collaboration in Innovation o Leveraging Dyneema®, the world’s strongest fiber™, to accelerate growth of sustainable, ultralight and high performance applications People – Culture is Everything o Talented, passionate and collaborative associates drive an effective integration strategy o Strong Great Places to Work® scores reflect positive integration efforts in first year AVIENT PROTECTIVE MATERIALS INTEGRATION AVIENT PROTECTIVE MATERIALS K E Y I N D U S T R I E S PERSONAL PROTECTION Military • Law Enforcement • First Responders • Body Armor • Helmets • Vehicle Protection 50% MARINE & SUSTAINABLE INFRASTRUCTURE Towing / Mooring • Aquaculture • Floating Wind • Offshore Cranes 30% CONSUMER Consumer • Outdoor High Performance • Safety Equipment 4 Figures reflect approximate proportions of 2022 sales Q 1 P ER FO RM A N CE Q1 2023 PERFORMANCE VS. FX -11% FX -3% Total Avient -14% YoY Comparison against 2022 pro forma results • Aging infrastructure driving need for greater technological advancements and upgrades • Increased focus on strength and capacity of electrical grid plays into further adoption of composites into the market  UV, weather-resistance, customized capabilities  Best-in-class customer responsiveness  Local high-quality manufacturing, unparalleled breadth of portfolio  Expanding position in insulators, utility poles, crossarms, and wind energy Avient Confidential 11 ENERGY 11 • Fiber-optic investments from AT&T, Corning, Commscope continue to drive industry toward innovation • $42B BEAD program in Infrastructure Bill to increase cable deployments; well-positioned to capitalize on “Made in America” requirement and “last mile” buildout  Flame retardance, weather-resistance enables faster, safer, more reliable connections  Local manufacturing, unparalleled breadth of portfolio  Expanding position in insulation for wire jacketing, 5G buildout TELECOMMUNICATIONS Source: U.S.

The company offers manufacturers a full range of polymer and colorant solutions for virtually any wire or cable application, and supports customers globally with technical, development, and testing services at its Innovation Centers worldwide. We are able to offer our customers an unparalleled breadth of services and materials, for almost every imaginable wire and cable application, around the world. Caption: PolyOne offers manufacturers materials and services for almost any wire and cable application.

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 number and personal PIN.  NYSE: AVNT) provides specialized and sustainable materials solutions that transform customer challenges into opportunities, bringing new products to life for a better world.

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 number and personal PIN.  NYSE: AVNT) provides specialized and sustainable materials solutions that transform customer challenges into opportunities, bringing new products to life for a better world.

To fulfill our vision, we leverage our unique position in the value chain to offer leading solutions and services around the world. We offer specialty expertise and innovation to help our customers get exactly what they need. Moreover, our experienced scientists are focused on providing unique innovations that help our customers reach their sustainability goals.

OnCap Fragrance Technologies can be customized to meet consumer preferences. About PolyOne PolyOne Corporation, with 2015 revenues of $3.4 billion, is a premier provider of specialized polymer materials, services and solutions. The company is dedicated to serving customers in diverse industries around the globe, by creating value through collaboration, innovation and an unwavering commitment to excellence.

These custom-engineered products are available with a wide variety of core materials, including end-grain balsa, foam or engineered woods. Panels are custom engineered to meet customer needs by varying core thicknesses to affect stiffness, core materials to affect weight, fiber to modify the stiffness-weight ratio, and resin material to affect strength. Browse and download our literature to learn more about Avient solutions and services.

We have long offered our customers creative support, including design assistance, color matching and blending. Now, we’ve added an online tool customers can also use to gain design inspiration and improve their speed to market.” About PolyOne PolyOne Corporation, with 2015 revenues of $3.4 billion, is a premier provider of specialized polymer materials, services and solutions.

Access to this technology enables our customers to tap a leading-edge option for demanding applications. PolyOne Corporation, with 2017 revenues of $3.2 billion, is a premier provider of specialized polymer materials, services and solutions. The company is dedicated to serving customers in diverse industries around the globe by creating value through collaboration, innovation and an unwavering commitment to excellence.