Product/Service Overview Product/Service Overview Mevopur™ Healthcare Colorants and Formulations met industry standards and offered custom colors

Product/Service Overview Product/Service Overview Mevopur™ Healthcare Colorants and Formulations met industry standards and offered custom colors

The Covid-19 pandemic is causing a need for greater numbers of N95 respirators and surgical masks than ever before, resulting in a global shortage that stands at unprecedented levels. PolyOne Corporation (NYSE: POL), with 2019 revenues of $2.9 billion, is a premier provider of specialized polymer materials, services and solutions. The company adds value to global customers and improves sustainability through formulating materials, such as:

Avient will highlight solutions and services for lightweighting, recycling, biopolymers, and more, including:   Product Carbon Footprint (PCF) calculator: a service to enable customers to determine the carbon footprint of their solutions and help evaluate which sustainable solutions can offer a lower environmental impact   Avient Corporation provides specialized and sustainable materials solutions that transform customer challenges into opportunities, bringing new products to life for a better world.

Product/Service Overview Product/Service Overview Product/Service Overview

Product/Service Overview Product/Service Overview Product/Service Overview

Product/Service Overview Product/Service Overview Product/Service Overview

Product/Service Overview Product/Service Overview Product/Service Overview

Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to: • disruptions, uncertainty or volatility in the credit markets that could adversely impact the availability of credit already arranged and the availability and cost of credit in the future; • the effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; • disruptions or inefficiencies in our supply chain, logistics, or operations; • changes in laws and regulations in jurisdictions where we conduct business, including with respect to plastics and climate change; • fluctuations in raw material prices, quality and supply, and in energy prices and supply; • demand for our products and services; • production outages or material costs associated with scheduled or unscheduled maintenance programs; • unanticipated developments that could occur with respect to contingencies such as litigation and environmental matters; • our ability to pay regular quarterly cash dividends and the amounts and timing of any future dividends; • information systems failures and cyberattacks; • our ability to service our indebtedness and restrictions on our current and future operations due to our indebtedness; • amounts for cash and non-cash charges related to restructuring plans that may differ from original estimates, including because of timing changes associated with the underlying actions; • other factors affecting our business beyond our control, including without limitation, changes in the general economy, changes in interest rates, changes in the rate of inflation, geopolitical conflicts, tariffs, and any recessionary conditions; and • other factors described in our Annual Report on Form 10-K under Item 1A, “Risk Factors.” Staying close to our customers to help them navigate the uncertain environment and execute their respective plans 2. FX) as strong growth in healthcare applications was offset by weak transportation demand, as well as lower defense sales on tough year over year comparisons • Unfavorable mix related to lower defense sales resulted in lower margin in the quarterAdj. 23.2% Adj. 22.2% Copyright © . 2025 9 Regional manufacturing capabilities and supply chains help us serve our customers locally Global reach with a local touch Sales exposure $100M ~3% LESS THAN Raw materials exposure $100M ~7.5% LESS THAN Tariff exposure guidance Copyright © . 2025 11 ADJ.

Customized sortable black and dark colors upon request Product/Service Overview Product/Service Overview