For product manufacturers ColorMatrix Select provides: • Instant on-line development of approved colors with full visibility of multiple formulation and pricing options • On-demand product delivery with virtually no minimal order value or quantity requirement • Lean color management For brand owners managing colors across multiple products, supplier sites and geographic locations, color management can be challenging and costly.

EPS of $0.76 in line with guidance Copyright © . 2025 4 Q1 2025 organic revenue growth - by region (3%) +2% +9% +17% Year-over-year revenue growth, excludes the impact of foreign exchange US & Canada Europe, Middle East & Africa Asia Latin America 5Copyright © .

EPS of $0.76 in line with guidance Copyright © . 2025 4 Q1 2025 organic revenue growth - by region (3%) +2% +9% +17% Year-over-year revenue growth, excludes the impact of foreign exchange US & Canada Europe, Middle East & Africa Asia Latin America 5Copyright © .

Companies acquired by Avient are audited as a part of our integration process to bring new sites in line with our high standards and policies. Fiber-Line™ Coated Kevlar® Fiber reduces weight in Jet Turbine Containment Rings by 80% when compared to traditional steel applications. These efforts are in line with our commitment to sustainability and strengthen the health of our communities and operations around the world.

Companies acquired by Avient are audited as a part of our integration process to bring new sites in line with our high standards and policies. Fiber-Line™ Coated Kevlar® Fiber reduces weight in Jet Turbine Containment Rings by 80% when compared to traditional steel applications. These efforts are in line with our commitment to sustainability and strengthen the health of our communities and operations around the world.

Seller's invoices will include value added tax, and such value added tax shall be a separate line item on the invoice.

Global Compact & fulfilled Communication of Progress (COP) requirements • New Sustainability Strategy overview page including our 2022 AIP ESG metrics • New ESG Performance page with ESG ratings, awards, and certifications • Increased disclosures on carbon emissions, including disclosure of Climate Change Scenario Analysis • Added new Product Stewardship and Chemical Management policies • Enhanced data reporting for Workforce Demographics • Improved social disclosures on human rights, dependent care and special leave and strategic training management 2021 SUSTAINABILITY REPORT Launching integrated sustainability website in parallel with report Aligned with leading reporting frameworks 9 ESG PERFORMANCE & AWARDS 10 84th ENVIRONMENTAL SOCIAL GOVERNANCE 1 3 (as of 6/30/22) 2022 O U TLO O K $429 $490 $3.05 $3.50 FY 2022 GUIDANCE (TOTAL COMPANY: CURRENT PORTFOLIO) 12 Sales Adjusted Operating Income $4,819 $5,100 + 6% Adjusted EPS + 14% + 15% (in millions) (in millions) (+ 9% excluding FX) (+ 18% excluding FX) (+ 20% excluding FX) 13 CASH FLOW / LEVERAGE ($ millions) 2022E Cash Flow from Operating Activities 400$ Less: Run-Rate CapEx (90) CapEx for Clariant Integration (10) CapEx for IT System Upgrade (15) Total CapEx (115) Free Cash Flow 285$ Adjusted EBITDA 635$ Net Debt / Adjusted EBITDA 1.6x 14 DYNEEMA / DISTRIBUTION UPDATES • Strong performance so far in 2022 in-line with our modeling • Acquisition to be finalized as early as September 1, pending standard regulatory process and closing conditions • Encouraging interest thus far from potential buyers for world-class business with a strong track record • Second round bids due in August DISTRIBUTION 15 PRO FORMA MODELING UPDATE 2022E ($M) Revenue 5,100$ 415$ 5,515$ (1,635)$ 3,880$ Adjusted EBITDA 635 130 765 (109) 656 EBITDA % 12% 31% 14% 7% 17% Adj.

AVNT-2023.03.31-News Release 1 NEWS RELEASE FOR IMMEDIATE RELEASE Avient Announces First Quarter 2023 Results • First quarter sales of $846 million in line with guidance • GAAP EPS of $0.23 includes special items primarily related to restructuring costs as detailed in Attachment 3 • Adjusted EPS of $0.63 exceeded guidance of $0.55, driven by better-than-projected margins in both segments • Full year adjusted EBITDA and EPS guidance of $530 million and $2.40, respectively, maintained given present macroeconomic uncertainty • Sustainability Investor Day to be held on September 20th will highlight Avient’s sustainable solutions portfolio and growth opportunities CLEVELAND – May 3, 2023 – Avient Corporation (NYSE: AVNT), a leading provider of specialized and sustainable solutions, today announced its first quarter 2023 results.

11.866.POLYONE www.polyone.com MAXXAM™ FILLED & REINFORCED POLYOLEFINS PRODUCT SELECTION GUIDE 2 31.866.POLYONE www.polyone.com MAXXAM™ FILLED & REINFORCED POLYOLEFINS PolyOne manufactures a complete line of filled and reinforced polymer polyolefins for injection molding and blow molding.

These targets are in line with prevailing climate science limits that keep global warming well below 2 degrees Celsius as detailed by the Paris Agreement and the Science-Based Target Initiative (SBTi). Allocation challenges Please explain what would help you overcome these challenges Diversity of product lines makes accurately accounting for each product/product line cost ineffective Line level metering of electricity and natural gas use. Avient plans to track energy use and production volume at the manufacturing line level.