VOC reducing materials that address vehicle air quality standards) Impact Legend Time horizon Legend Low impact S - short-term 0-5 years Moderate impact M - medium-term 5-15 years High impact L - long-term 15-30 years BUSINESS IMPLICATIONS AND STRATEGIC RESPONSES BUSINESS IMPLICATIONS AND STRATEGIC RESPONSES IMPACT DRIVER & Policy & Legal Risk Technology Risk Market Risk Reputation Risk Acute & Chronic Risk IMPACT DRIVER & Resource Efficiency Opportunity Energy Source Opportunity Products & Services and Markets Opportunities · We have embedded an energy intensity KPI (covering process and builidng efficiencies) into the incentive structure for all employees Our decarbonization pathway is focused on reducing scope 2 emissions reductions for which a VPPA in Europe is planned to commence generation in 2023. For example, in 2021, we entered into a VPPA in Europe that will produce 37.5 MW of solar energy with benefits beginning in 2023

EPS $0.14 $2.67 $3.04 TOP-TIER SUSTAINABILITY PERFORMANCE AND RECOGNITION Industry Sustainability Standards 90th percentile 84th ESG Ratings Performance 1 10 PEOPLE C U L T U R E I S E V E R Y T H I N G Community Service 7x Safer than Industry Average World-Class Safety Leadership Development Over $17 million raised since 2010 Diversity & Inclusion 11 2022 RE SU LT S Q4 EBITDA BRIDGE (PRO FORMA TOTAL COMPANY) 13 $ millions CAI: Price / Mix 42 Inflation (20) SEM: Price / Mix 14 Inflation (10) Net Price Benefit 26 Wage and Energy Inflation (13) Clariant Color Integration Synergies 4 Incentives, Other Employee Costs 21 FX (10) Q4 2022 $107 Adjusted Q4 2021 $ 132 Demand (50) Russia Import Sales (3) • Demand contraction especially prevalent in EMEA and Asia • Pricing continues to cover inflation of raw materials, wages and energy PROVEN TRACK RECORD OF STRONG AND IMPROVING FREE CASH FLOW GENERATION 14 • Periods of economic weakness have driven higher levels of cash generation due to working capital management • Anticipate continued strong free cash flow generation and conversion despite global uncertainty 78% 78% 80% 80% 81% 78% 84% 83% 80% 0% 30% 40% 50% 60% 70% 80% 90% 2014 2015 2016 2017 2018 2019 2020 2021 2022 0 50 100 150 200 250 300 350 400 re e as h F lo w C o n ve rs io n re e as h F lo w FCF $ AVNT FCF Conversion % S&P FCF Conversion % Note: Free cash flow conversion calculated as (Adjusted EBITDA – Capex) / Adjusted EBITDA. 2020 is pro forma for Clariant Color and 2022 is pro forma for Avient Protective Materials Avient reflects 2023 adjusted EBITDA guidance of $530M and estimated run-rate CAPEX of $110M. Avient Specialty Other Specialty / 2023E(%) 28 79 87 81 79 76 73 90 77 76 75 73 64 59 33 MULTIPLE EXPANSION Avient Specialty Other Specialty / Note: Avient reflects 2023 adjusted EBITDA guidance of $530M and closing share price of $38.89.

January 6, 2023

PANTONE 2213C SEPT 2023

About Toyobo MC Corporation TOYOBO MC Corporation began operations in April 2023 as a joint venture between Toyobo Co., Ltd. and Mitsubishi Corporation.

SARLINK TANGERINE 2023

Launched in early 2023, Avient’s Gravi-Tech REC recycled formulations are density-modified engineered polymer materials, including recycled content.

Following the successful launch of Dyneema® SB301 in 2023, the first soft ballistic material made with third-generation Dyneema® fiber, the introduction of Dyneema® HB330 and Dyneema® HB332 hard ballistic materials provides a comprehensive solution for advanced personal protection. 

Rutland Chill LB LC Poly Mixing Base and Flex PolyWhite: the latest additions to the Rutland Chill flexible cure portfolio launched in December 2023.

Jan 04, 2023