Our sustainability report offers a transparent look into where we are focused, how we are leading and what this ultimately means for our many stakeholders, as well as our planet.” 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, including recessionary conditions; the current and potential future impact of the COVID-19 pandemic on our business, results of operations, financial position or cash flows; changes in polymer consumption growth rates and laws and regulations regarding plastics in jurisdictions where we conduct business; fluctuations in raw material prices, quality and supply, and in energy prices and supply; 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; an inability to raise or sustain prices for products or services; our ability to pay regular quarterly cash dividends and the amounts and timing of any future dividends; information systems failures and cyberattacks; 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; any material adverse changes in the Dyneema Business; our ability to achieve the strategic and other objectives relating to the Dyneema Acquisition, and the possible sale of the Distribution business segment; and 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 and any recessionary conditions. The Company does not provide reconciliations of forward-looking non-GAAP financial measures, such as outlook for adjusted earnings per share, to the most comparable GAAP financial measures on a forward-looking basis because the Company is unable to provide a meaningful or accurate calculation or estimation of reconciling items and the information is not available without unreasonable effort.

In the event of Avient’s involvement, it does not Document Page 8 of 10 Only the electronic version of this document in ETQ is the controlled version of the document. Avient reserves the right to verify the changed sub-tier supplier structure. 5.0 Avient Business Expectations Suppliers may be asked to provide additional material specific documentation related to the following functional areas:  Environmental, Health, and Safety  Regulatory  Sourcing  Purchasing  Technology / Research & Development Any other functional group-specific requirements may be communicated through the appropriate Avient representative. This document is property of Avient SQM Supplier Quality Manual Sub-Tier Supplier An external provider supplying raw material to an Avient supplier Supplier An external provider supplying raw material to Avient Supplier Corrective Action Evaluation and elimination of a supplier nonconformance through the CAPA process Supplier Nonconformance Product received from a supplier that does not meet customer specifications; process or product that does not meet defined customer or supplier requirement or does not meet an international standard

SECTION III – LOCAL LAWS AND OBLIGATIONS IN CASE OF ACCESS BY PUBLIC AUTHORITIES Clause 14 Local laws and practices affecting compliance with the Clauses a. Where such law does not allow for third-party beneficiary rights, they shall be governed by the law of another EU Member State that does allow for third-party beneficiary rights. SECTION III – LOCAL LAWS AND OBLIGATIONS IN CASE OF ACCESS BY PUBLIC AUTHORITIES Clause 14 Local laws and practices affecting compliance with the Clauses a.

Trendwatch™: Medical Wearables + Digital Health - Webinar What are the materials that will make next-generation wearable and digital health trends possible?

Human Health & Safety Legislative and regulatory bodies, as well as some non-governmental organizations (NGOs), have recently intensified their scrutiny of PFAS because studies have shown they may have potential health and safety concerns.

At a time when we are all conscious about air quality and purity to protect our health, there is a growing demand for filters with superior performance,” said Say-Eng Lee, Vice President and General Manager of Color & Additives Asia at Avient. This is an example of our continuous focus on innovation to help support human health and safety.”

In addition, PolyOne’s distribution business unit recently collaborated with material supplier Covestro to produce an original eBook, titled, “TrendWatch™ Materials Matter for Connected Health,” which offers insights into the IoMT (Internet of Medical Things) landscape and implications for material selection and design. This free, informative and interactive eBook can be downloaded here: Connected Health eBook

In 2024, the Environmental, Health and Safety Committee oversaw policies and practices related to environmental, health, and safety issues, including the monitoring and mitigation of our carbon footprint and climate change risks.

In 2024, the Environmental, Health and Safety Committee oversaw policies and practices related to environmental, health, and safety issues, including the monitoring and mitigation of our carbon footprint and climate change risks.

Avient Environmental Health and Safety Committee Charter Authority, purpose, duties and responsibilities, committee meetings and action of the environmental, health and safety committee