When showing constant dollar figures on GAAP and non-GAAP financial measures, the foreign exchange impact is calculated by using current foreign exchange rates and applying them to the prior period results. Unless otherwise stated, Adjusted EBITDA figures included in this presentation exclude the impact of special items as defined in our quarterly earnings releases. Additionally, Adjusted EPS excludes the impact of special items and amortization expense associated with intangible assets.2 AVIENT: WHO WE ARE 36 24 9 35 • U.S. and Canada • Latin America • Europe, Middle East & Africa • Asia 25,000+ CUSTOMERS Headquartered in Avon Lake, OH (Cleveland) 100+ manufacturing plants Key Financial Data 2023E Sales $3.45 billion 2023E EBITDA $530 million 2023E EPS $2.40 100% ARE CUSTOMIZED SOLUTIONS TO UNIQUE SPECIFICATIONS of sales Guidance as of February 15, 2023 Webcast WHO WE ARE – VISION, STRATEGY, CULTURE Avient Corporation (NYSE: AVNT) provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world.

Through our design expertise and material science, we positively impact and enable our customersʼ products in nearly every end market. Plastic waste is an issue impacting our communities and our world, and we are proud to be a founding member of the Alliance to End Plastic Waste (AEPW). None of the agreements contain a single trigger or a modified single trigger for benefits.

IMPACT ORANGE 1495U IMPACT IVORY 7401C

IMPACTIVE ROSE INNER IMPACTIVE ROSE SOFT TOUCH OUTER

PE IMPACT YELLOW NO/UV PE IMPACT BLUE NO/UV

Impact Cesa™ Flame Retardant Additives key characteristics, target applications and impact.

Looking for new ways to lower environmental impact and improve sustainability? Impact

3D printing is having an impact on our world - learn how it can impact your business today

Impact Durable, lightweight and impact-resistant engineered composite panels for marine applications

Take advantage of our exceptional breadth of polymer solutions, along with our design capabilities and industry expertise, to create distinctive packaging that combines innovative functionality with high shelf impact. Enhance brand presence and deliver dynamic shelf impact with our solutions for personal care packaging.