September 20, 2023 (NYSE: AVNT)Avient Sustainability Day AGENDA WELCOME Bob Patterson INTRODUCTION Jamie Beggs SUSTAINABILITY STRATEGY Walter Ripple SUSTAINABLE SOLUTIONS Michael Garratt, Chris Pederson, Woon Keat Moh SUMMARY Jamie Beggs WRAP UP AND Q+A Bob Patterson Avient Corporation 2 Forward-Looking Statements Certain statements contained in or incorporated by reference into this presentation constitute “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995.

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Every day, consumers see and choose among competing products placed side-by-side on store shelves.

Every day, consumers see and choose from among competing products found side-by-side on store shelves.

This annual two-day conference gathers key leaders, innovators, and experts in the plastics recycling industry in Latin America (LATAM) to discuss plastics recycling trends, environmental regulations, innovative sustainable packaging options, and more.

In contrast, MPS shelters are lightweight, portable and can be constructed in hours, rather than days, allowing soldiers to quickly deploy and establish positions of relative safety – even in remote locations.

PLASTICS’ Vice President of Sustainability, Patrick Krieger, congratulated the winners stating, “The plastic industry is innovating every day to find new ways to keep plastic in the circular economy and out of the environment.

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