Copyright © . 2024 23 Diverse technology portfolio Commercial excellence, financial rigor & prudence Culture of safety and sustainability FOUNDATIONAL STRENGTHS Unwavering customer focus Global reach with a local touch Innovation Digital for Operational Excellence and Growth Leadership, talent STRATEGIC DRIVERS OUR PURPOSE Innovator of materials solutions to help our customers succeed, while enabling a sustainable world STRATEGIC APPROACH Intersecting high growth markets and secular trends with our technologies to create product platforms of scale Catalyze the core Build new platforms of scale GROWING AT GDP+ GROWING AT 10% PLUS CAGR Copyright © . 2024 24 Redesigning organizations & compensation to drive strategy Compensation • Designed a new compensation plan directly to our strategy execution Colors, and Inks Specialty R&D Research and Development New business development & marketing excellence • New SVP hired • Reorganized under a single global leadership eliminated structure and complexity “play to win” focused organizations for growth vectors up front • New CTO hired Copyright © . 2024 25 Strong and committed team leading the change Leslie Sequeira Chief Information Officer SVP and Chief Financial Officer Joel Rathbun SVP Mergers & Acquisitions SVP and President Color, Additives and Inks SVP and President Specialty Engineered Amy Sanders SVP, General Counsel and Secretary Kyle Rose VP, Corporate Communications John Midea SVP, Global Ops and Process Improvement Kristen Gajewski SVP and Chief Human Resources Officer ALSO HERE TODAY Phil Clark SVP and Chief Technology Officer ALSO HERE TODAY Mike Irwin SVP, New Business Development and Marketing Excellence Color, Additives and Inks SEGMENT STRATEGIC REVIEW Copyright © . 2024 28 Solutions provider of customized color and functionality to enhance and improve polymers Color, Additives and Inks – an overview 34% 37%21% 8% US, Canada Europe, Middle East, Africa Latin America $2.0B • Differentiate and enhanced aesthetic appeal of our customers’ products • Enable sustainability through our solutions • Safeguard and preserve packaged contents • Extend product shelf life KEY E N D MARKETS PACKAGING CONSUMER HEALTHCARE BUILDING & CONSTRUCTION INDUSTRIAL TRANSPORTATION Copyright © . 2024 29 Our value we know color color designs completed annually 400,000 color formulations manufacturing footprint in industry 550 commercial resources globally serving locally we are global we innovate 18,000 sustainable solutions broadest portfolio in industry 14,500 additives solutions and growing Copyright © . 2024 30 Portfolio of CAI solutions Solid Colorants Liquid Recycling solutions Barrier enhancements Surface modifiers Plastisol Water-based Bio-based Silicone dispersion Vinyl formulations Specialty coatings Advanced dispersionsScreen printing inks Copyright © . 2024 31 CAI sales growth faster response to customer needs tailored to local needs...globally enhance service with digital tools Copyright © . 2024 32 Personalized, self-administered 32 CAI PORTFOLIO Copyright © . 2024 33 • Regulatory compliance • Reliable material quality and uninterrupted supply • Supply chain risk mitigation • Global reach $6B ADDRESSABLE MARKET AVIENT VALUE PROPOSITION • ISO 13485 accredited sites • Globally approved raw material portfolio • Strict change management • Global supply Auto injectors Syringes Inhalers OTHER APPLICATONS • In-vitro diagnostics • Remote monitoring • Pharma packaging • Catheters • Medical equipment Copyright © . 2024 34 • Reducing material and energy usage • Achieving sustainability goals and objectives • Improved product performance, structural integrity $5B ADDRESSABLE MARKET AVIENT VALUE PROPOSITION • Best-in-class additives for a wide range of polymer processing temperatures • Design services to simulate foaming and mold designs TransportationWood plastic composite decking Bottles and food packaging Building and Copyright © . 2024 35 • Regulatory restrictions with the removal of PFAS in multiple end markets • Major retailers requiring PFAS content declaration from suppliers • Enhanced plastic properties, aesthetics and processability • Specialized functionalities making plastics a safe option in demanding applications $8B ADDRESSABLE MARKET OTHER APPLICATONS • Electrical connectors • Labware • Food contact appliances Flexible film Artificial turf Food storage, oil containers 36Copyright © .

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COMPLET(TM) LGF30-PKE-0 2042 BLK COMPLET(TM) LGF40-PKE-0 2042 BLK COMPLET(TM) LGF30-PKE-0 1131 NAT

Reclaimed end-of-life fishing nets avoid plastic ocean waste, and are the basis of Complēt R nylon 6 long fiber composites. Creating a positive environmental impact by reducing ocean-bound plastic waste, Complēt R nylon 6 long fiber composites can help OEMs to meet their goals for using materials containing recycled content. To access Avient's news library online, please visit www.avient.com/news  

NORTH AMERICA (Goods manufactured by Avient): Use the search boxes on the current page to use the online search for SDS for products manufactured by Avient. S5002 COMPLETE WHITE HO LB You may enter COMPLETE or PARTIAL product code or name information.

NORTH AMERICA (Goods manufactured by Avient): Use the search boxes on the current page to use the online search for SDS for products manufactured by Avient. COMPLET(TM) LGF40-PA66 MT 2008 BLK You may enter COMPLETE or PARTIAL product code or name information.

NORTH AMERICA (Goods manufactured by Avient): Use the search boxes on the current page to use the online search for SDS for products manufactured by Avient. COMPLET(TM) LGF30-PKE 2020 BLK You may enter COMPLETE or PARTIAL product code or name information.

NORTH AMERICA (Goods manufactured by Avient): Use the search boxes on the current page to use the online search for SDS for products manufactured by Avient. COMPLET(TM) LGF40-PA66 1064 NAT You may enter COMPLETE or PARTIAL product code or name information.

NORTH AMERICA (Goods manufactured by Avient): Use the search boxes on the current page to use the online search for SDS for products manufactured by Avient. COMPLET(TM) LCF40-TPU 1014 NAT You may enter COMPLETE or PARTIAL product code or name information.

NORTH AMERICA (Goods manufactured by Avient): Use the search boxes on the current page to use the online search for SDS for products manufactured by Avient. COMPLET(TM) LGF30-TPU 1001 NAT You may enter COMPLETE or PARTIAL product code or name information.