About Avient Avient Corporation (NYSE: AVNT), with 2021 revenues of $4.8 billion, provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world. Unique technologies that improve the recyclability of products and enable recycled content to be incorporated, thus advancing a more circular economy Avient Announces Quarterly Dividend...

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About Avient  Avient Corporation provides specialized and sustainable materials solutions that transform customer challenges into opportunities, bringing new products to life for a better world. Unique technologies that improve the recyclability of products and enable recycled content to be incorporated, thus advancing a more circular economy

About Avient  Avient Corporation provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world. Unique technologies that improve the recyclability of products and enable recycled content to be incorporated, thus advancing a more circular economy

About Avient Avient Corporation provides specialized and sustainable materials solutions that transform customer challenges into opportunities, bringing new products to life for a better world. Unique technologies that improve the recyclability of products and enable recycled content to be incorporated, thus advancing a more circular economy

AVERY JOHNSON Vice President, Tax Avery Johnson is Vice President, Tax at Avient Corporation, an innovator of materials solutions that help customers succeed while enabling a sustainable world. Johnson is responsible for Avient’s global tax strategy, processes and administration to support the operational and legal requirements of the company, while working collaboratively with Avient’s Corporate Finance and Treasury departments to ensure consistent communication on transactional and tax planning matters. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

He leads the company’s efforts to drive new business development and market development, enhance marketing excellence across Avient, and advance our commercial excellence programs. Irwin joined Avient in 2024 after a 22-year career at 3M, where he held roles in sales, global marketing and market development leadership, and P&L responsibility for global businesses. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

本反垄断政策适用于 Avient 及其子公司、分部和合 资公司的所有人员，包括所有高级职员、员工和代 理，或在世界各地代表 Avient 行事的其他第三方。 为 Avient 工作或代表 Avient 的所有个人都具有个 人责任和义务，以确保实施本反垄断政策，并以合 乎道德和遵从适用法律的方式开展 Avient 的商业活 动。 除非获得 Avient 法务部的相应事先批准，否则 不得不得试图与客户达成协议，来要求其仅向 Avient 采购特定产品的所有需求量、仅将与 Avient 进 行交易，或者不会采购或以其他方式处理竞争产 品。

A sample of A-list companies from your Activity Group: AmorePacific Corporation Beiersdorf AG Borregaard ASA CDP SCORE REPORT - CLIMATE CHANGE 2023 Avient received an A- which is in the Leadership band. Leadership (A/A-): Implementing current best practices Management (B/B-): Taking coordinated action on climate issues Awareness (C/C-): Knowledge of impacts on, and of, climate issues Disclosure (D/D-): Transparent about climate issues UNDERSTANDING YOUR SCORE REPORT ACTIVITY GROUP PERFORMANCE Chemicals A- Your CDP score Average performance B C C Chemicals North America Global Average *Please note that the peer group average scores are compiled with only investor- requested company scores Avient Region North America Country/Area United States of America Questionnaire Chemicals Activity Group Chemicals The CDP Score Report allows companies to understand their score and indicate which categories require attention to reach higher scoring levels.