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AVIENT RESPONSIBLE CARE POLICY Avient Corporation conducts its operations in a manner that is protective of the environment, and the health, safety and security of associates, customers, and all our stakeholders, including the communities in which we operate. It is the responsibility of every associate at Avient, including contractors, to understand these commitments and support them through their daily actions including conformance with our programs and procedures, making safe decisions and protecting our natural resources. To assist in reaching these commitments, Avient is a proud member of the American Chemistry Council and have committed to their Responsible Care Guiding Principles to guide our efforts in continual improvement.

Phil Clark is Senior Vice President, Chief Technology Officer at Avient Corporation, an innovator of materials solutions that help customers succeed while enabling a sustainable world. Clark joined Avient in 2024 from Nouryon, a global specialty chemicals organization where he served as Chief Technology Officer. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

Sequeira joined Avient in May 2024, bringing nearly 25 years of experience in information technology to this role. Before joining Avient, Mr. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

Chính sách Chống độc quyền này bổ sung phần Cạnh tranh của Bộ Quy tắc Ứng xử Avient. Trừ khi bạn được sự chấp thuận trước của Phòng Pháp lý Avient, không cố gắng đạt được thỏa thuận từ khách hàng rằng họ sẽ mua tất cả các yêu cầu của một sản phẩm cụ thể chỉ từ Avient, rằng họ sẽ giao dịch độc quyền với Avient hoặc họ sẽ không mua hay xử lý các sản phẩm cạnh tranh. Tham khảo ý kiến của Phòng Pháp chế Avient nếu bạn có bất kỳ câu hỏi nào. 14.

Last year we were excited to launch two additional resource groups. Therefore, we may incur additional costs or liabilities in the future. See Note 12, Income Taxes, for additional detail.

Avient makes no representations, guarantees, or warranties of any kind with respect to the information contained in this document about its accuracy, suitability for particular applications, or the results obtained or obtainable using the information. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application. AVIENT MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, either with respect to the information or products reflected by the information.

Beggs is Senior Vice President and Chief Financial Officer at Avient Corporation, an innovator of materials solutions that help customers succeed while enabling a sustainable world. Beggs joined Avient in August 2020 and has more than 20 years of experience in finance and business leadership roles in both public and private organizations with an emphasis on specialty materials and diverse end markets. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

JOHN MIDEA Senior Vice President, Global Operations and Process Improvement John Midea is Senior Vice President, Global Operations and Process Improvement at Avient Corporation, an innovator of materials solutions that help customers succeed while enabling a sustainable world. Midea joined Avient in February 2015 and leads the company’s award-winning global operational excellence initiatives, including manufacturing process improvement, environmental health and safety, global sourcing and logistics, Lean Six Sigma training and deployment, and acquisition integration. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com