HUNTER GREEN GREEN UVPE PP FR 8-6 LMS-1000

GREEN GREEN PP FR 8-6 LMS-1000

BORON GREEN NUTRIFIT GREEN PP FR 8-6 LMS-1000

GREEN AS/LM GREEN AS PP FR 8-6 LMS-1000

Sincerely, Members of the Governance and Corporate Responsibility Committee, Avient Board of Directors Sandra Beach Lin Richard Fearon Gregory Goff Neil Green Kerry Preete Dr. Energy efficiency improvements and green energy procurement 8% 2016–202370% in 2023 Launched solutions to reduce carbon footprint & enable circular economy GOAL MET Green electricity purchase agreements Delivered 8% organic CAGR (2016–2023) Utilized EcoVadis to facilitate assessments GOAL MET 47 “landfill free” sites HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2023 7 Avient Reaffirms Commitment to U.N. Khandpur President and Chief Executive Officer, Avient Corporation Neil Green Executive Vice President and Chief Digital Officer, Otis Worldwide Corporation Ernest Nicolas Chief Supply Chain Officer, HP Inc. 

GREEN GREEN PP FR 8-6 LMS-1000

WILFLEX ULTRA BRIGHT GREEN WILFLEX EPIC PC BEARS GREEN PP FR 8-6 LMS-1000

TONIQUE CONTROLE GREEN W/UV GREEN PP FR 8-6 LMS-1000

GREEN GREEN PP FR 8-6 LMS-1000

WHAT WE DO: MATERIAL SCIENCE 5 CUSTOM FORMULATION SUSTAINABILITY FOR A BETTER TOMORROW Revenue From Sustainable Solutions* 2016-2021 $310 205 140 80 75 45 40 20 $915M2021 Sales *Avient Sustainable Solutions definitions aligned with FTC 2012 Guide for the Use of Environmental Marketing Claims (“Green Guides”) **2020 is Pro Forma to include full year of the Clariant Color business Future Growth Revenue Assumptions From Sustainable Solutions: 8 - 12% 6 S E CO N D Q UART E R 2022 RE S U LT S $122 $134 $0.87 $0.98 Q2 2022 PERFORMANCE (TOTAL COMPANY) 8 Sales Adjusted Operating Income $1,235 $1,302 + 5% Adjusted EPS + 10% + 13% (in millions) (in millions) (+ 10% excluding FX) (+ 16% excluding FX) (+ 20% excluding FX) Q2 2022 SEGMENT PERFORMANCE 9 CAI $624 $649 SEM Distribution $86 $94 + 4% + 9% $404 $443 $24 $27 + 10% + 13% $241 $244 $37 $37 + 1% Flat (+ 10% excluding FX) (+ 16% excluding FX) (+ 6% excluding FX) (+ 3% excluding FX) Q2 2021 $1,235 $122 Sustainable Solutions 17 7% 7 Healthcare 23 14% 5 Composites (ex Outdoor High Performance) 10 20% 4 Growth in Asia / LATAM 5 3% 1 Other 69 11% 5 Sub-total $1,359 10% $144 Outdoor High Performance Impact (9) (5) Wage Inflation and Overtime (7) Other Supply Chain Costs (2) Clariant Color Integration Synergies 7 Incentives, Other Employee Costs 4 FX (48) (7) Q2 2022 $1,302 5% $134 Q2 2022 SALES AND OPERATING INCOME (TOTAL COMPANY) 10 Sales Growth Rate Operating Income$ millions EBITDA Q2 EBITDA BRIDGE 11 Price increases more than offsets raw material and supply chain impacts Q2 2021 $ 159 Demand (29) $ millions CAI: Price / Mix 87 Inflation (58) SEM: Price / Mix 36 Inflation (24) Distribution: Price / Mix 45 Inflation (41) Net Price Benefit 45 Wage Inflation and Overtime (7) Other Supply Chain Costs (2) Clariant Color Integration Synergies 7 Incentives, Other Employee Costs 4 FX (7) Q2 2022 $ 170 China Lockdowns / Russia Impact $ (14) Outdoor High Performance (5) Transportation (5) 12 Q2 '21 Adjusted EPS 0.87$ Color, Additives and Inks 0.11 Specialty Engineered Materials 0.01 Distribution 0.03 Corporate Costs 0.01 F/X (0.05) Segment OI 0.11$ Interest Expense 0.03 Tax Rate (0.03) Q2 '22 Adjusted EPS 0.98$ Q2 EPS BRIDGE Key Updates • Provided progress on 2030 Sustainability Goals • Emphasized commitment to U.N.