Long Fiber Reinforced Thermoplastic (LFT) Solutions for Bicycles Explore long fiber reinforced thermoplastic (LFT) solutions that meet various bicycle application demands

PolyOne Corporation Page 1 PolyOne Investor Presentation Credit Suisse Boston Basic Materials Conference June 2015 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. 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. Appendix Q1 2015 Financial Highlights At a Glance�Global Color, Additives and Inks At a Glance�Global Specialty Engineered Materials At a Glance�Designed Structures and Solutions At a Glance�Performance Products and Solutions At a Glance�Distribution Plastics: Key to Future Sustainable Development Commitment to Operational Excellence Application Examples Slide Number 28 Authentication Technology 2015 Range Rover Evoque Interior Slide Number 31 Metal Replacement Solutions Next Generation Solar Charger High-Barrier Packaging Containers Aerospace Applications Credit Suisse - June 25 2015 r2 Credit Suisse - June 25 2015

Over the last few years, we have overhauled our portfolio by divesting more cyclical, less specialized businesses and made significant investments in innovation, composites and sustainable solutions,” Mr. These moves serve us well in the near term as we navigate current macroeconomic and geopolitical uncertainty and in the future as we are very well positioned to benefit from longer term demand trends for sustainable solutions.” For more information, visit www.avient.com/. http://www.avient.com/ 5 Forward-looking Statements 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.

PARIS, France – April 25, 2022 – Avient Corporation, a premier provider of specialized and sustainable material solutions and services, will highlight its breadth of composite solutions, including two new materials formulated with recycled content at JEC World 2022. Engineered Fiber Solutions: Sustainable infrastructure solutions that increase energy efficiency, renewable energy, natural resource conservation and fiber optic / 5G network accessibility

PolyOne Corporation Investor Day 2012 CFA Society Cleveland Midwest Investment Conference 2013 PolyOne Investor Presentation November 19, 2013 • 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. 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. Platform operating income mix percentage 2005Y* 2008Y* 2010Y* YTD 2013 Global Specialty Engineered Materials $ 0.4 $ 17.6 $ 49.7 $ 48.2 Global Color, Additives and Inks 4.3 28.1 37.7 83.4 Designed Structures and Solutions - - - 21.4 Specialty Platform $ 4.7 $ 45.7 $ 87.4 $ 153.0 Performance Products and Solutions 75.7 31.3 54.0 41.8 Distribution 19.5 28.1 42.0 49.7 SunBelt Joint venture 91.9 28.6 18.9 - Corporate (51.5) (425.1) (27.7) (61.7) Operating income (loss) GAAP $ 140.3 $ (291.4) $ 174.6 $ 182.8 Less: Corporate operating expense 51.5 425.1 27.7 61.7 Operating income excluding Corporate $ 191.8 $ 133.7 $ 202.3 $ 244.5 Specialty platform operating mix percentage 2% 34% 43% 63% * Historical results include the Resin and Specialty Coatings businesses within the Performance Products and Solutions segment.

With Engage, we brought classroom experiences focused on our sustainable solutions and customers to our production associates. We believe our innovation pipeline remains robust, as we leverage our formulation expertise and sustainable solutions portfolio. Over the last six years, sustainable solutions have been a substantial driver of growth for the Company.

Sensory test at external partner for each lot, limiting risk Organoleptic pre-tested masterbatches support sustainability Browse and download our literature to learn more about Avient solutions and services.

Microsoft PowerPoint - Avient March IR - Fermium AVIENT CORPORATION (NYSE: AVNT) M A R C H 1 8 , 2 0 2 1 I R M E E T I N G S H O S T E D B Y F E R M I U M R E S E A R C H DISCLAIMER 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. We create specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world. We will do so though our investments and focus on sustainable solutions for high-growth markets, including healthcare, consumer, packaging and composites/5G.

CLEVELAND – May 19, 2023 – Avient Corporation, a premier provider of specialized and sustainable material solutions and services, is proud to announce it has earned the LUXE PACK “in green” award, highlighting a Corporate Social Responsibility (CSR) initiative.   Avient Corporation provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world. Sustainable infrastructure solutions that increase energy efficiency, renewable energy, natural resource conservation and fiber optic / 5G network accessibility    

ANNUAL REPORT 2023ANNUAL REPORT 2023ANNUAL REPORT 2023 In this annual report, 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. Color and additive solutions include an innovative array of colors, special effects and performance-enhancing and sustainable solutions. Limitations in internal control over financial reporting Because of its inherent limitations, internal control over financial reporting may not prevent or detect misstatements.