Unless otherwise stated, Adjusted EBITDA figures included in this presentation exclude the impact of special items as defined in our quarterly earnings releases. CAFE: Corporate Average Fuel Economy >50% Improvement REDUCE – TAKEAWAY Reducing Energy Consumption and Dependence on Fossil Fuels Drives Growth Projections Examples Covered 45% Other Applications 2022PF $310M 38 46 CAFE1 Miles Per Gallon Proposed Requirements HOW WE ENABLE SUSTAINABILITY Preserve Woon Keat Moh Senior Vice President, President of Color, Additives and Inks – Americas and Asia Avient Corporation 61 PRESERVE Avient Corporation 62 • Preserving Key Natural Resources - Companies are being challenged to mitigate high environmental impact processes such as water-intensive textile dyeing or food spoilage • Incorporating Renewable Materials - Adoption of bio-based raw materials requires design and formulation expertise to overcome performance shortcomings of neat resins • Increasing Healthcare Regulations - Utilizing sustainable materials in healthcare applications requires considerable support in navigating complex regulatory requirements • Increasing Regulatory Compliance - Non-Intentionally Added Substances (NIAS) need to be controlled in sensitive applications • Enabling Faster and More Reliable Connectivity – Substantial investments in 5G infrastructure are required to unlock the potential of the Internet of Things Solutions to preserve and protect natural resources & human life Avient Corporation 63 Spin Dyed Precolor Textile Yarn Renol™ Spin Dyeing Colorants • Replaces water-based dye processes to reduce waste creation • Conserves water and energy LESS WATER PROTECTIVE DENIM Dyneema® Workwear Solutions • Improves tear resistance 50-100% • More protective than competitive alternatives • Enables the amount of protective fiber to be reduced without sacrificing performance 600% IMPROVED ABRASION RESISTANCE Clothing & Textiles 2022 Revenue: $49M Avient Corporation 64 Low Cure Textile Inks Avient Specialty Inks™ Low Cure Inks • Decreases energy consumption • Reduces scrap due to heat-related defects SAVES ENERGY Clothing & Textiles 2022 Revenue: $40M BIO-BASED FORMULATIONS Water Based Textile Inks Zodiac™ Aquarius™ Specialty Inks • Incorporates bio-based materials • Non-formaldehyde solutions available • Reduces waste by enabling high open screen time Avient Corporation 65 Mosquito Netting Cesa™ Fiber Anti-Mosquito Additives • Helps control malaria • Protects consistently using a controlled release of insecticide • Expands access to healthcare breakthroughs to global communities ANNUAL NEW MALARIA CASES 200 Million Antimicrobial Protection Cesa™ WithStand™ Antimicrobial Additives • Reduces microbial / mold growth • Helps reduce odor, staining, discoloration • Excellent comfort and wearability • Chemical resistance - will not discolor or degrade REDUCES MICROBES 2022 Revenue: $5M Avient Corporation 66 Cut-Resistant Gloves Dyneema® Solutions • Incorporates bio-based materials • Reduces carbon emissions • Excellent wearability / comfort WORK INJURIES REDUCES Rescue Rope Dyneema® Solutions • Superior strength-to-weight ratio • High break load • Extraordinary reliability SAVES LIVES 2022 Revenue: $106M Body Armor Dyneema® Protective Solutions • Exceptional trauma protection • Excellent wearability LIGHTER THAN ARAMID FIBER 35% Avient Corporation 67 BIO-DERIVED Pharmaceutical Tubing Versaflex™ Healthcare Pharma Tubing Formulations NEU™ Specialty Engineered Materials • Facilitates incorporation of sustainable materials with healthcare device manufacturers • Eliminates vulcanization processes Medical 2022 Revenue: $40M NON-PHTHALATE Respiratory Conduit Versaflex™ Healthcare Corrugated Tubing Formulations • Non-Phthalate • ISO 10993 & USP Class VI compliant Avient Corporation 68 UP TO BIO-BASED CARRIER Medical Devices Mevopur™ Bio-Based Colorants • Minimizes risk through pre-testing • Provides vital regulatory compliance • Minimizes global supply chain risk with validated backup supply Continuous Glucose Monitoring and Auto Injectors Trilliant™ Healthcare Polymer Solutions • Impact performance • Chemical resistance ENABLES HOME CARE Medical 2022 Revenue: $16M Avient Corporation 69 Fiber Optic Cable and Jacketing Fiber-Line™ Optical Fiber Cable Components • Reduction in weight & energy usage • Thermal and abrasion resistant • Extends product life ENABLES CONNECTIVITY Cable Micromodules ECCOH™ Low Smoke Formulations • Non-halogen • Low smoke and toxicity SUPPORTS SUSTAINABLE INFRASTRUCTURE Base Station Components Edgetek™ Low-Density Formulations • Low density – lighter weight • Low warpage & thermal conductivity EXTENDS PRODUCT LIFE Antenna Components PREPERM™ Low Loss Dielectric Formulations • Replaces costly ceramics • Consistent and efficient antenna performance ENHANCES PERFORMANCE 5G Infrastructure 2022 Revenue: $39M Avient Corporation 70 “Nike has partnered with Avient extensively over the years because of their leadership in eco-friendly screen printing inks.”

The virtual Annual Meeting platform is fully supported across browsers and devices running the most updated version of applicable software and plugins. Triggering events include accounting restatements to correct an error in previously issued financial statements that is material to such previously issued financial statements, or that would result in a material misstatement if the error were corrected in the current period or left uncorrected in the current period. Annual salary for employees outside of the United States was converted to United States Dollars by applying the applicable exchange rates in effect on December 31, 2022.

As stated earlier, GLS TPEs are shear responsive.

For the full year, while our growth rate fell slightly below our stated expectation of double-digit, we were pleased to still grow earnings 9% in a very challenging environment including significantly unfavorable foreign exchange.   said, "With our recent refinancing, I'm extremely pleased to report we achieved a substantial reduction in our stated interest rates, extended maturities and improved our credit profile. 

Versaflex™ HC Thermoplastic Elastomers are formulated to meet demanding healthcare device and application challenges without phthalate plasticizers. Beyond our stated 2030 goal, we are dedicated to our operations being carbon neutral by 2050. State of Ohio filings and contributions are publicly available at www.ohiosos.gov

This effort can result in process or operational modifications, the installation of pollution control devices or cleaning up grounds or facilities. Cash equivalents are stated at cost, which approximates fair value. The United States treasuries and fixed income securities consist of publicly traded United States and non-United States fixed interest obligations (principally corporate and government bonds and debentures).

This effort can result in process or operational modifications, the installation of pollution control devices or cleaning up grounds or facilities. As noted above in Item 1, “Business,” we have extensive operations outside of the United States. Cash equivalents are stated at cost, which approximates fair value.

CARTWRIGHT Retired President, Bowling Green State University Committees: 1, 4* RICHARD H. This effort can result in process or operational modifications, the installation of pollution control devices or cleaning up grounds or facilities. Cash equivalents are stated at cost, which approximates fair value.

Versaflex™ HC Thermoplastic Elastomers are formulated to meet demanding healthcare device and application challenges without phthalate plasticizers. These international standards cover areas of Quality, Environmental, Health and Safety, Automotive, Medical Device, Responsible Care and Energy Management. State of Ohio filings and contributions are publicly available at www.ohiosos.gov

THE SOLUTION Ballistic-resistant panels made with fiber-reinforced polymer (FRP) composites offer key properties that enable Southern States to meet its customers’ critical needs. Avient and Southern States worked together to develop a modular design using GlasArmor ballistic panels. https://www.nbcnews.com/news/us-news/three-substations-attacked-washington-state-rcna63214 https://www.nbcnews.com/news/us-news/three-substations-attacked-washington-state-rcna63214 https://www.ferc.gov/sites/default/files/2020-04/E-4_10.pdf https://www.avient.com/composites