NAVY BLUE 2%

LB2402 CHILL LB LC LITE NAVY

PATE5040 EF ATHLETIC NAVY BLUE

EH2406 NPT HO DK NAVY

STAN-TONE VCP-1018765 NAVY BLUE 18

WHAT WE DO: WE ARE A FORMULATOR 6 CUSTOM FORMULATION JU LY 27 , 2023 W EB CAS T P RE SE N TATI O N COMPOSITES PORTFOLIO D Y N E E M A ® E X P A N D S O U R E N G I N E E R E D F I B E R S A N D P A N E L S T E C H N O L O G Y LFT Tapes Laminates/Panels Shapes Pultrusion Engineered Fibers 8 DEFENSE TELECOMMUNICATIONS ENERGY TRANSPORTATION Military • Law Enforcement First Responders Body Armor • Helmets Vehicle Protection Sustainable Infrastructure Offshore Wind Electrical Grid Protection EV Battery Components Commercial Laminates Body & Trim • Air Cargo and Railroad Car Panels 5G Applications Fiber Optic Cables Satellite Communications Connectors and Components 9 COMPOSITES SERVE DIVERSIFIED END MARKETS INDUSTRIAL Lifting Slings • Aquaculture High Pressure Pipe Conveyer Springs Q 2 P ER FO RM A N CE Q2 2023 PERFORMANCE VS.

Additionally, Adjusted EPS excludes the impact of special items and amortization expense associated with intangible assets. 2 COMPOSITES PORTFOLIO D Y N E E M A ® E X P A N D S O U R E N G I N E E R E D F I B E R S A N D P A N E L S T E C H N O L O G Y LFT Tapes Laminates/Panels Shapes Pultrusion Engineered Fibers 4 DEFENSE TELECOMMUNICATIONS ENERGY TRANSPORTATION Military • Law Enforcement First Responders Body Armor • Helmets Vehicle Protection Sustainable Infrastructure Offshore Wind Electrical Grid Protection EV Battery Components Commercial Laminates Body & Trim • Air Cargo and Railroad Car Panels 5G Applications Fiber Optic Cables Satellite Communications Connectors and Components 5 COMPOSITES SERVE DIVERSIFIED END MARKETS INDUSTRIAL Lifting Slings • Aquaculture High Pressure Pipe Conveyer Springs Q 2 P ER FO RM A N CE Q2 2023 PERFORMANCE VS.

In the event of Buyer’s breach or failure to perform, Seller shall be entitled to (but is not required to) recover from Buyer, in addition to any other damages caused by such action: (i) in the case of Products produced specifically for Buyer or which reasonably cannot be resold by Seller to a third party, the price of such Products as quoted in Seller’s order confirmation; or (ii) in the case of Products which can be resold by Seller, damages equal to fifty percent (50%) of the price for the Products as quoted in Seller’s order confirmation, as liquidated damages, which damages the parties agree represent a genuine pre-estimate of the loss that the Seller is likely to suffer on account of the Buyer’s breach or failure to perform. 9.

These core values, which begin with our individual decisions and actions, focus our attention on putting the customer first by creating genuine value through collaboration, innovation and an unwavering commitment to excellence. $19M+ FOR UNITED WAY SINCE 2007 Community Service and Charitable Contributions HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2022 69 https://www.unitedway.org/ http://www.fec.gov/ https://www.ohiosos.gov/? Challenge Accepted. 2022 Sustainability Report AVIENT.COM http://www.avient.com http://www.AVIENT.com https://responsiblecare.americanchemistry.com/Guiding-Principles/ https://unglobalcompact.org/ https://www.wsj.com/news/collection/management-top-250-december-2021-30a0ffe8 https://www.greatplacetowork.com https://www.usatoday.com/in-depth/news/nation/2023/05/24/climate-leaders-list-greenhouse-gas-emissions-ranking/70222728007/ Message from the CEO Message from the Governance and Corporate Responsibility Committee Our Sustainability Strategy Sustainability Performance & Recognition 2030 Sustainability Goals and Current Progress Avient Reaffirms Commitment to U.N.

The webcast can be viewed at avient.com/investor, or by clicking here: https://edge.media-server.com/mmc/p/jwns83z8.