AVIENT SOLUTION NON-HALOGEN FLAME RETARDANT LEARN MORECopyright © 2025, Avient Corporation.

AVIENT SOLUTION NON-HALOGEN FLAME RETARDANT LEARN MORE Copyright © 2025, Avient Corporation.

AVIENT SOLUTION PROCESSING + COLORABILITY Copyright © 2024, Avient Corporation.

AVIENT SOLUTION LIGHTWEIGHTING LEARN MORE Copyright © 2021, Avient Corporation.

AVIENT SOLUTION METAL REPLACEMENT + STRUCTURAL LEARN MORE Copyright © 2025, Avient Corporation.

Microsoft PowerPoint - AVNT Mar 2023 Earnings Presentation AVIENT CORPORATION I N V E S T O R P R E S E N T A T I O N (NYSE: AVNT) M A R C H 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. 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. Avient 2011 and 2018 valuations reflect trailing 12 months EBITDA at December 31 of the respective years. 32 EV / 2023E EBITDA Historic Multiple 6.5 8.3 10.0 15.6 13.9 13.7 12.8 9.5 18.0 17.5 12.3 10.2 9.7 8.8 8.4 5.9 (2 01 1) (2 01 8) RA W M AT ER IA L OVE RV IE W 34 RAW MATERIAL 2022 ANNUAL PURCHASES Performance Additives 16% Pigments TiO2 Dyestuffs 2% Polyethylene Nylon Polypropylene Styrenic Block Copolymer Other Raw Materials 30% ~40% hydrocarbon based (Grey shaded materials are hydrocarbon based, includes portion of “Other Raw Materials”) Non-hydrocarbon based materials Excludes Avient Protective Materials SEGMENT DATA U.S. & Canada 40% 37% 18% Latin America 2022 PRO FORMA SEGMENT, END MARKET AND GEOGRAPHY GEOGRAPHY REVENUESEGMENT FINANCIALS Building and END MARKET REVENUE (1) Total company adjusted EBITDA of $592M includes corporate costs $2,355M $402M $1,300M $272M Sales EBITDA Specialty Engineered Materials Color Additives and Inks $592M$3,653M 36 C O L O R , A D D I T I V E S & I N K S 2022 REVENUE | $2 .4 B ILL ION US & Canada 34% 38% Latin America END MARKET REGION 37 34% 21% Building & 1% Energy 2% S P E C I A LT Y E N G I N E E R E D M AT E R I A L S 2022 PRO FORMA REVENUE | $1 .3 B ILL ION END MARKET US & Canada 52% 35% REGION 38 19% 8%Industrial 16% Building & 32% 27% 14% Building & 3% 1% Defense 1% (18% of sales) 2022 PROFORMA AVIENT REGIONAL SALES BY END MARKET 27% 14% 17% Building & (37% of sales)Transportation Building & US & Canada (40% of sales) 7% 56% 23% 7% Building & 1% LATAM (5% of sales) 3% 39

Avient Supplier Code of Conduct Avient Corporation and its subsidiaries and affiliates ("Avient'') are committed to being a world-class, sustainable organization. To ensure a mutually beneficial and productive relationship, Avient requires all as “Suppliers”) to fully comply with applicable laws and regulations and adhere to internationally recognized environmental, social, corporate governance and management system standards.

Das Unternehmen kann sich dafür entscheiden, gemeinnützige Spenden an gemeinnützige Organisationen zu machen, die durch die Corporate Communications Abteilung genehmigt werden müssen. Diese Offenlegungen sollten zur Auflösung dem Chefjustiziar oder dem Corporate Ethics Officer schriftlich vorgelegt werden. Ein unabhängiges Unternehmen empfängt alle über das Internet gemachten und telefonischen Meldungen der Ethikhotline und meldet die Informationen an den Corporate Ethics Officer.

© 2020, All Rights Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012

AVIENT SOLUTION CERTIFICATIONS + QUALITY LEARN MORECopyright © 2022, Avient Corporation.