AVIENT CORPORATION I N V E S T O R P R E S E N T A T I O N (NYSE: AVNT) AU G U S T 2 0 2 3 DISCLAIMER 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. They use words such as "will," “anticipate,” “estimate,” “expect,” “project,” “intend,” “plan,” “believe” and other words and terms of similar meaning in connection with any discussion of future operating or financial condition, performance and/or sales. We partner with Brand Owners / OEMs, processors and assemblers to enable their goals in applications like packaging, healthcare, consumer goods, transportation, wire & cable, building & construction and textiles.

Revised full year adjusted EPS guidance to in the prior year quarter. was slightly below prior year of

They use words such as "will," “anticipate,” “estimate,” “expect,” “project,” “intend,” “plan,” “believe” and other words and terms of similar meaning in connection with any discussion of future operating or financial condition, performance and/or sales. We partner with Brand Owners / OEMs, processors and assemblers to enable their goals in applications like packaging, healthcare, consumer goods, transportation, wire & cable, building & construction and textiles. Prior Year 12 Q3 2023 PERFORMANCE VS.

OUR COMPANY CULTURE Avient Corporation was originally established as PolyOne Corporation in 2000. Pro forma means target’s prior year results corresponding to remaining time left in the performance period, adjusted for purchase accounting and acquisition financing, if any. For these purposes, “change of control”, “cause” and “good reason” have the meanings ascribed to such terms in the Continuity Agreements.

Update: • Approximately 90% of Avient’s products met this criteria in 2020. • It is estimated that 9% of the world’s plastic is recycled by end users. Update: • In 2020 we reduced our waste to landfill by 17%, reaching half of our 2030 target in our first year. The Alliance will invest $1.5 billion over five years in innovation, infrastructure, education and clean-up.

Let's explore some of the key means and outcomes of achieving circularity within the composites industry. Means to a More Circular End

Let's explore some of the key means and outcomes of achieving circularity within the composites industry. Means to a More Circular End

Let's explore some of the key means and outcomes of achieving circularity within the composites industry. Means to a More Circular End

GAAP EPS expanded to $0.57 from $0.46 in the prior year first quarter; adjusted EPS increased to $0.59 from $0.56 In the prior year first quarter, special items were million in the prior year. 

GAAP EPS of $0.49 compared to $0.51 in the prior year third quarter in the prior year third quarter. Special items in the prior year quarter resulted in a net after-tax charge of