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Avient Climate-related Scenario Analysis Summary SCOPE & TIME HORIZON AVIENT SCENARIO NET ZERO FUTURE PLEDGING PROGRESS STEADFAST POLICY CONVENTION 1.3-1.5°C 1.9-2.3°C 2.4-2.8°C TRANSITION RISK Net Zero Emissions Scenario Announced Pledges Scenario Stated Policies Scenario (IEA WEO 2021 1 scenarios) (NZE) | 1.4°C (APS) | 2.1°C (STEPS) | 2.6°C Emissions peak at 2050 and slowly decline through 2100 Emissions continue to rise beyond 2100 at slower rates Emissions continue to rise beyond 2100 at current rates BUSINESS IMPLICATIONS Increased transition risk: Business impacted by climate policies, carbon prices, market pressures and technological advancements Increased physical risk: Business impacted by direct damages and indirect discruption assocated with severe changes in climate driven weather events · Highly regulated policy environment · Moderate policy regulation · Few changes to current policy settings · Ambitious; net zero commitments achieved at most all levels · Government commitments and National Determined Contributions are achieved · Not all stated commitments are achieved · Improved air pollution in advanced and emerging market & developing economies · Rising air pollution levels especially in emerging market and developing economies · Doubling of the frequency of extreme heat events by 2050 and 120% increase in intensity & rising air pollution levels especially in emerging market and developing economies · Expectation of signifcant capital allocation for innovative product design, energy efficiency investments, and clean electrification of operations · Additional levels of R&D investment will be required to contribute to and attain announced commitments Net zero (1.5C) aligned policies related to procurement decisions, supplier and regulatory engagement, decarbonzation pathways, product pipeline have not fully been established, but is something we are considering · Further enhancement of policies to support the due diligence efforts of M&A opportunities that include climate-related criteria may benefit our decision-making · In 2022, Avient instituted our first internal cost of carbon to better prioritize low-carbon investments · We are constructing a detailed decarbonization pathway aligned to our existing 2030 goal. We are developing a Supplier Sustainability Program designed to address quality, cost and reliability requirements, and a range of sustainability, social responsibility and environmental considerations. .

Avient’s commitment to managing and monitoring the impact of global regulatory requirements on our businesses is demonstrated through our Global Chemical Management Policy. International standards cover areas of Quality, Environmental, Health and Safety, Automotive, Medical Device, Responsible Care® and Energy Management.

Approved Plant/Local : Reference Document Document #: DOC-10815 Revision: 4 Document Owners: Dean Clark Effective Date: Jul 15, 2021 Title: NEU Quality Commitment Page 1 of 4 Only the electronic version of this document in ETQ is the controlled version of the document. Location(s) North Haven, CT As a valued customer (“Customer”) of NEU Specialty Materials, LLC (“NEU”), NEU is communicating this Quality Commitment to communicate the quality parameters, expectations and risk surrounding quality matters for the products NEU supplies. Approved Plant/Local : Reference Document Document #: DOC-10815 Revision: 4 Document Owners: Dean Clark Effective Date: Jul 15, 2021 Title: NEU Quality Commitment Page 2 of 4 Only the electronic version of this document in ETQ is the controlled version of the document.

Conflict Mineral Policy The Conflict Mineral Policy is available here. We use a set of formal quality tools and systems in evaluating and tracking quality complaints. IT Systems of Use Policy This Policy is available here.

IT Systems of Use Policy https://www.avient.com/company/policies-and- governance/it-systems-use-policy 7.0 Environmental Health, Safety & Security Is there an Emergency Response System? Yes, defined by business unit and facility Are there written policies and procedures covering recall procedures? Yes; via Supply Chain & Customer Service Are there written policies and procedures covering complaint investigations?

The CEI is the United States’ premier report on corporate policies and practices relating to LGBTQ workplace equality, administered by the Human Rights Campaign Foundation. Our score reflects Avient’s clear commitment to workplace equality, with respect to policies, benefits and practices. 

As a result, the demand for high quality rPET packaging has never been greater. There have been zero product recalls associated with the quality of Avient products. Sustainability Report | 2021 81 Sustainability Report | 2021 82 Animal Testing Policy Audit Committee Charter California Transparency in Supply Chains Act Disclosure Code of Ethics—Applicable to Avient Senior Officers ColorMatrix Europe Limited—Modern Slavery and Human Trafficking Statement Compensation Committee Charter Conflict Minerals Policy Corporate Governance Guidelines Environmental Policy Equal Employment Opportunity Global Chemical Management Global ISO Certificate Library Global Policy on Anti-Bribery and Anti-Corruption Global Policy on Antitrust Governance and Corporate Responsibility Committee Charter Position on Human Rights Privacy Policy Product Stewardship Policy Quality Policy Responsible Care Policy Safety and Health Policy Security Policy Policies & Guidelines In addition to our Code of Conduct, our corporate governance policies show our commitment to honest, ethical business practices and compliance with applicable law.

July 2024 HUMAN RIGHTS POLICY OUR COMMITMENT Avient is dedicated to conducting business ethically and with integrity, and our Human Rights Policy is part of our commitment to socially responsible business practices. Our disclosures are located at: https://www.avient.com/company/policies-and-governance/ca-transparency-act-disclosure https://www.avient.com/company/policies-and-governance/europe-modern-slavery-and- human-traffickingstatement We reinforce Our Commitment to human rights, as set forth above, throughout our organization by incorporating and reflecting these principles in organizational policies, training programs, and our governance management framework. https://www.avient.com/company/policies-and-governance/ca-transparency-act-disclosure https://www.avient.com/company/policies-and-governance/europe-modern-slavery-and-human-traffickingstatement https://www.avient.com/company/policies-and-governance/europe-modern-slavery-and-human-traffickingstatement https://www.avient.com/sites/default/files/2020-10/supplier-code-of-conduct.pdf

You can trust that Avient materials meet the rigorous quality and safety management standards required across the globe There have been zero product recalls associated with the quality of Avient products. Avient is committed to continue partnerships with suppliers who align with the following policies: • Environmental Policy • Health and Safety Policy • Supplier Code of Conduct • Human Rights Policy • Quality Policy • Global Supplier Quality Manual Conflict Minerals Process Avient’s business objective is to use conflict free materials and components in our products and expects our global supply chain partners to do the same.