418CGNS PANTONE(R) 418 C SIMULATION X15502004007 NATURAL RT5145D NATURAL

NATURAL CAP 4 EXP X ONFORCE LFT NN-30LGF/000 Natural WHITE R 101

X ET-6790-007-2 Natural X ET-6790-007-5 Natural TR-R BEIGE PVC

200CPFXABMC EPIC PANTONE(R) 200 C SIM GEON CR-136LU NATURAL 16733-02 EXPBP5D01 NATURAL

A V IE N T C O R P O R A T IO N A N N U A L R E P O R T 2 0 2 4 2024 ANNUAL REPORT Innovator of Materials Solutions AVIENT.COM Our purpose at Avient Corporation (NYSE: AVNT) is to be an innovator of materials solutions that help our customers succeed, while enabling a sustainable world. As we embark on 2025, I do so with optimism and energy for our company and the stakeholders we serve. Committees: 1, 2 A V IE N T C O R P O R A T IO N A N N U A L R E P O R T 2 0 2 4 2024 ANNUAL REPORT Innovator of Materials Solutions AVIENT.COM

Microsoft PowerPoint - AVNT Mar 2022 Presentation AVIENT CORPORATION I N V E S T O R M E E T I N G S (NYSE: AVNT) M A R C H 2 0 2 2 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. D is t. ) K W R P P G F U L R P M A V Y F M C H U N H X L S C L E C L E M N C E A S H Source: Peer data per Bloomberg market data as of February 15, 2022. OUR VALUATION VERSUS PEERS Avient Specialty Formulators Other Chemical/Specialty Companies 5.4 8.5 10.1 10.0 15.7 15.0 14.2 12.7 10.2 25.0 19.7 17.7 13.2 12.3 10.0 9.9 8.9 8.5 8.3 6.6 A vi en t (2 01 1) A vi en t (2 01 6) A vi en t (2 02 1) A vi en t (T o da y) R P M K W R P P G A V Y F U L A L B E C L H X L A S H F M C B N R E M N U N V R C E S C L H U N Historic Multiple SUMMARY: WHY INVEST IN AVIENT?

Bradley commented, “Being able to innovate and collaborate with customers in an industry I know and love is a dream come true, and the opportunities for improving product performance are endless.

X TR1-40GF/000 NATURAL X TR1-20GF/000 NATURAL 293CPFXAB EPIC PANTONE(R) 293 C SIM

476CPFXATH EPIC ATH PANTONE(R) 476 C SIM X ET-6349-001-2 Natural X ET-6349-001-5 Natural

X LFT TR2-40LGF/000 NATURAL NA X LFT TR2-40LGF/000 HF NATURAL NA 102CPFX EPIC PANTONE(R) 102 C (SIM) HO