May 14, 2025 May 14, 2025 May 06, 2025

May 14, 2025 May 14, 2025 May 06, 2025

Panels for Off-Road Vehicles Ten engineered material and Masterbatch solutions provided global service improvements for panels on off-road vehicles Unified Seat Shell for Off-Road Recreational Vehicle

Panels for Off-Road Vehicles Ten engineered material and Masterbatch solutions provided global service improvements for panels on off-road vehicles Unified Seat Shell for Off-Road Recreational Vehicle

Off Road Powersports Application Solutions Learn more about material solutions for off road vehicles Off Road - Application Bulletin

They’re willing to change their shopping habits to reduce environmental impact and they care about sustainability and recycling.” 66% Prefer to buy sustainable products 44% Of consumers are purpose-driven, an all-time high Product-Driven 4% Brand-Driven 15% Value-Driven 37% Purpose-Driven 44% Drivers of Purchasing Decisions Avient Corporation 25 SUSTAINABLY-MARKETED PRODUCTS GROW 2X FASTER 100 110 120 130 140 150 160 2017 2018 2019 2020 2021 2022 Sustainably-Marketed Products vs. Conventionally-Marketed Products Growth 2017-2022 Sustaina bility-Marketed Products Conventionally-Marketed Products Sustainably-marketed products account for 1/5 of the market share ... yet deliver 1/3 of growth 9% 4% CAGR Source: NY Stern School of Business 2023 MAKING RECYCLABILITY COMMITMENTS Avient Corporation 26 100% recyclable, compostable or reusable packaging by 2025 35% recycled content for all plastic packaging by 2025 30% recycled content by 2030 100% recyclable, compostable or reusable packaging by 2025 20% renewable and recycled plastics by 2025 100% recyclable, compostable or reusable packaging by 2025 To source 100% recycled or renewable resources 25% recycled content by 2025 80% of waste recycled back into Nike products and other goods by 2025 25% recycled content by 2025 100% recyclable, compostable or reusable packaging by 2025 BRAND-SPECIFIC RECYCLED CONTENT ANNOUNCEMENTS x …the entire DASANI product lineup will be made from recycled plastic. Colgate-Palmolive, March 2021 Avient Corporation 27 2020 2030 12% CAG R RECYCLED PLASTICS DEMAND GROWING DOUBLE DIGITS Avient Corporation 28 Sources: McKinsey, Standard & Poor’s 2022 • Recycled plastics demand is expected to grow at a 12% CAGR through 2030 • Demand is constrained by availability of recycled content and will need investments in both mechanical and chemical processes • As recycled content becomes more available, it is expected to make up 30% of all plastics demand by 2040 Recycled Plastics Virgin Plastics Growing Demand for Recycled Content 3% CAG R MAKING CARBON EMISSIONS COMMITMENTS Avient Corporation 29 100% renewable energy consumption by 2025 50% reduction in product carbon footprint by 2030 Reduce absolute emissions by 25% before 2030, net zero by 2025 Net zero carbon emissions by 2050 Achieve carbon neutrality globally by 2050 Achieve net zero greenhouse gas emissions across enterprise Reduce carbon emissions by 75% by 2030 Achieve net zero emissions by 2040 Reduce greenhouse gas emissions by 0.5M tons by 2025; net zero by 2050 Reach net zero greenhouse gas emissions by 2040 Achieve zero emissions across global operations by 2040 Avient Corporation 30 STAKEHOLDERS’ GROWING INFLUENCE Source: Deloitte 2022 Regulators & government 77% Board members & management 75% Consumers & clients 75% NGOs 72% Shareholders & investors 71% Competitors & peers 66% Employees 65% Percent of Companies Feeling Pressure From… Lenders 55% GOVERNMENT INFLUENCE CREATES OPPORTUNITIES Avient Corporation 31 65% Reduction in carbon emissions per unit of GDP from China by 2030 LOW CARBON FOOTPRINT MATERIALS 25X Increase in offshore wind energy capacity in the E.U. by 2030 INFRASTRUCTURE SOLUTIONS 10% Fuel efficiency increase in 2026 model year vehicles to achieve 49 MPG 90% Replacement of fossil-based plastics with bio-based polymers (Biden Administration) LIGHTWEIGHTING SOLUTIONS BIOPOLYMERS $42B Investment in U.S. infrastructure requiring 100% of fiber optic cable to be U.S.

Avient Investor Day - December 4, 2024 Avient Q1 2025 Earnings - May 6, 2025  May 06, 2025

ABS Quality Evaluations This is to certify that the Quality Management System of: Avient Corporation Avient Corporation - HQ 33587 Walker Road Avon Lake, OH 44012 U.S.A. Facility: Avient Corporation - Avon Lake, OH (SEM) 554 Moore Road Avon Lake, OH 44012 U.S.A. All rights reserved. 31307Certificate No: Facility: Avient Corporation - Massillon, OH 1675 Navarre Road Massillon, OH 44646 U.S.A.

April 3, 2025 April 3, 2025 Tuesday, May 6, 2025

May 14, 2025 May 6, 2025 Fourth quarter sales increased 4% to $747 million and full year sales increased 3% to $3,240 million Organic sales, which excludes the im