Patterson added, “We are an asset-light, high-touch business that generates very high free cash flow conversion. Pro Forma The Company acquired the Clariant Masterbatch business (“CMB”) on July 1, 2020 (the “Acquisition Date”). Management believes this provides better comparability of the performance of the combined businesses.

Avient acquired the Clariant Color business on July 1, 2020 (the “Acquisition Date”). It’s in this spirit that we joined legacy PolyOne and the Clariant Color business, two complementary businesses, and formed a new one that we’ve named Avient. These endeavors are made possible by the joining of our businesses.

Evaluate Resignations of Directors. • Review the continued appropriateness of Board membership of non-employee directors who significantly change their principal business or professional responsibility outside of the Company and submit a conditional letter of resignation to the Board and determine whether the resignation will be accepted. • Consider the resignation of an incumbent director who receives a greater number of votes “withheld” from his or her election than votes “for” his or her election in an election of directors that is not a contested election and recommend to the Board whether to accept or reject it, as provided in the Company’s Corporate Governance Guidelines. Recommendations as to the Board. • Make recommendations regarding the appropriate size of the Board and the effectiveness of the Board in fulfilling its obligations to the Company and its shareholders. • Evaluate and recommend the processes and practices that the Board shall use to conduct its business, including (a) the structure, charter and membership of committees of the Board and (b) committee membership qualifications, appointment and removal. Corporate Responsibility • Provide oversight and guidance with regard to how the Board and management evaluate and integrate corporate responsibility and sustainability matters into the Company’s business strategy and decision-making, including overseeing risks relating to the Company's programs, policies, and practices on sustainability and environmental, social, and governance matters, by receiving regular updates from management, as well as reviewing reports on corporate responsibility and/or sustainability published by the Company.

Review the continued appropriateness of Board membership of non-employee directors who significantly change their principal business or professional responsibility outside of the Company and submit a conditional letter of resignation to the Board and determine whether the resignation will be accepted. Evaluate and recommend the processes and practices that the Board shall use to conduct its business, including (a) the structure, charter and membership of committees of the Board and (b) committee membership qualifications, appointment and removal. Committee Meetings and Action A majority of the Committee members will be a quorum for the transaction of business.

Just a few months ago, we completed the acquisition of the Clariant Masterbatch business, the largest acquisition in the 20-year history of our company. It’s in this spirit that we joined legacy PolyOne and the Clariant Masterbatch business, two complementary businesses, and formed a new one that we’ve named Avient. These endeavors are made possible by the joining of our businesses.

AS9100 Certication DEKRA CERTIFICATE Certificate Number: 131789.01 The Aerospace Quality Management System and implementation of: Fiber-Line, LLC With Central Functions At: 3050 Campus Drive Hatfield, PA 19440 United States The certification has been performed in accordance with the requirements of AS9104/1:2012, including its implementation, and meets the requirements of the standard: AS9100D (Based on and including ISO 9001:2015) Scope: The value added design and development of synthetic fiber products for use in public and private sectors.

He is the Executive Sponsor of Avient’s United Way and Global Giving campaigns.

RAIL CAR MANUFACTURER D O O R P A N E L • High stiffness-to-weight ratio and improved thermal insulation to incumbent materials • Efficient manufacturing process to ensure quality panel construction and standards • Domestic supply and manufacturing to ensure timely delivery • Reduced component complexity compared to metal • Custom-engineered panel with varying core materials and thicknesses to meet performance requirements • Reliable material supply with product manufactured in United States CRTM™ Composite Sandwich Panels KEY REQUIREMENTS WHY AVIENT AVIENT SOLUTION CORROSION & IMPACT RESISTANT LEARN MORE Copyright © 2024, Avient Corporation.

Lewiston, ME, 04240 United States of America Scope Avient CAI Design and manufacture of colour and additive concentrates and specialty compounds for the Healthcare and Medical device market.

Implementing these standards into Supplier performance are important to us and we expect our Suppliers and business partners to communicate these expectations throughout their supply chain by adopting efficient management systems, policies, procedures, and training to uphold the standards and expectations set forth in this Supplier Code of Conduct within their own business operations. Meals and entertainment for the purposes of developing business relationships must be within reasonable, customary, and lawful business practices in the country or industry. • Comply with the U.S. Accounting records should be available to Avient upon request. • Avoid conflicts of interest that involve business dealings with family members and close personal friends at Avient.