Custom wet grip TPE eliminated the problem of a slippery surfboard and enabled SurfCo Hawaii, Inc. to launch its non-abrasive grip tape Read how a wet grip TPE eliminated the problem of a slippery surface and enabled SurfCo Hawaii, Inc. to bring an innovative, non-abrasive grip tape to market Versaflex™ CE 3130-80N TPE provides non-blooming solution to wireless charger

Custom wet grip TPE eliminated the problem of a slippery surfboard and enabled SurfCo Hawaii, Inc. to launch its non-abrasive grip tape Read how a wet grip TPE eliminated the problem of a slippery surface and enabled SurfCo Hawaii, Inc. to bring an innovative, non-abrasive grip tape to market Versaflex™ CE 3130-80N TPE provides non-blooming solution to wireless charger

GLS TPEs for Automotive HVAC Seals: improves driver and passenger safety and comfort with industry-leading TPE technology that has been proven to reduce volatile organic compounds (VOCs) by 50% and fogging by 35% versus existing TPEs for heating / ventilation / air conditioning applications.

Food-Safe TPE: Versaflex™ thermoplastic elastomer (TPE) enables consumer products manufacturers to replace a thermoplastic vulcanizate (TPV) silicone material with a softer, child-friendly TPE material, while maintaining strict compliance with food contact regulations in Japan and China.

reSound™ R recycled content thermoplastic elastomers (TPEs): Developed to help brand owners create more sustainable end-user products, these formulations utilize 9 to 83 percent recycled content from post-consumer recycled (PCR) and post-industrial recycled (PIR) sources. reSound™ OM bio-based TPEs: Based on biopolymers derived from sugarcane, all grades utilize 35 to 50 percent bio-based content, and are formulated to deliver varying hardness levels, favorable property retention, and UV resistance comparable to traditional TPEs.

Medical-grade TPEs for improved grip and sealing performance Versaflex™ HC TPEs met regulatory needs and provided a recycled TPE solution for sealing ring Explore our product guide for innovative TPE solutions for thousands of applications

Soft touch TPEs for overmolded caps that allow consumers to open products more easily Idea Center: TPE Videos, Case Studies, and More Learn all the ways TPEs are being used to enhance performance and appeal Explore TPES in our Idea Center

Specifically, these additives have been proven to be effective inhibiting E. coli and MRSA across these resins: • TPE/TPU • PET • HDPE • ABS • POM • PP • PC Custom formulations can be validated for various resin types, and under specific processing conditions, at an independent testing lab to ensure results in commercialization.

Maintain asset-light, 80% free cash flow conversion profile and be valued as a specialty formulator 5. PRIOR YEAR $790 $710 2022 2023 $107 $112 2022 2023 Sales Adjusted EBITDA $0.42 $0.47 2022 PF 2023 - 10% + 5% + 12% Sales Adjusted EBITDA Adjusted EPS 16 $112 $500 $0.47 Q4 AND FULL YEAR 2023 GUIDANCE $710 $3,130 Sales Adjusted EBITDA Adjusted EPS 17 (in millions) (in millions) Guidance: Free Cash Flow $180 $180 Prior Guidance Guidance FREE CASH FLOW & INCREASED DIVIDEND 13th Consecutive Dividend Increase 0.16 0.26 0.42 0.58 0.79 0.85 0.99 1.03 2011 2013 2015 2017 2019 2021 2023 2024 S U S TAI NABI L I T Y DAY RE CAP SUSTAINABILITY AS A GROWTH DRIVERLONG-TERM REVENUE GROWTH DRIVERS 60%+ Key Growth Drivers Sustainable Solutions Composites, Healthcare, Asia / LATAM Overlap Other (GDP Growth) Total Company Revenue Growth Drivers Long-Term Growth Rate Sustainable Solutions 8–12% Composites 8–10% Healthcare 8–10% Asia / LATAM 5% Other (GDP growth) 0–2% Avient 6% SUSTAINABILITY TRENDS DRIVE LONG-TERM GROWTH 8-12% Long Term Growth 50 90 2022 2030 Medical Plastics Market Size (in $Billions) 2020 2030 Recycled Plastics Virgin Plastics Growing Demand for Recycled Content Avient Sustainable Solutions 46 2023 2032 Global Offshore Annual Wind Installations (in Gigawatts) Sources: McKinsey, Bloomberg, Grand View Research SUSTAINABILITY TRENDS DRIVE LONG-TERM GROWTH 21 • Transformative acquisitions combined with divestitures of more cyclical businesses have improved margins over 400 bps since 2018 • 20% long-term margin goal to be driven by key growth drivers, with sustainable solutions playing a meaningful role 5.4% 11.5% 2006 2018 2023E Recovery Growth Drivers Strategic Objective 20%+ +1%+ +3%+ ADJUSTED EBITDA MARGIN EXPANSION 22 • 6% annualized long-term sales growth leveraging sustainable solutions, composites, healthcare, and emerging regions • Expand EBITDA margins to 20% • Deliver annual EBITDA and EPS growth of 10% and 15% • Maintain asset-light, 80% free cash flow conversion profile and be valued as a specialty formulator • Continue fostering our Great Place to Work® culture CREATING A WORLD-CLASS SUSTAINABLE ORGANIZATION 23 PEER COMPARISONS AVIENT IS ASSET LIGHT Capex / Revenue 2023E (%) Avient Specialty Other Specialty / Note: Avient reflects 2023 estimated revenue of $3,130 and estimated run-rate CAPEX of $110M. 26 3.5 1.8 2.7 3.1 3.3 3.7 3.0 3.7 4.7 4.8 6.8 6.8 8.7 11.1 Av ie nt AV PM FM N C FREE CASH FLOW CONVERSION Note: Free cash flow conversion calculated as (Adjusted EBITDA – Capex) / Adjusted EBITDA.

Re-select correct grade of TPE Moisture in TPE