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

ENVIRONMENTAL POLICY Avient Corporation conducts its operations in an environmentally responsible manner that is protective of the communities in which we operate. It is the responsibility of each person at Avient to ensure that all operations in the company are carried out in accordance with this policy. It is Avient’s expectation that our stakeholders be equally committed to environmental responsibility.

ENVIRONMENTAL POLICY Avient Corporation conducts its operations in an environmentally responsible manner that is protective of the communities in which we operate. It is the responsibility of each person at Avient to ensure that all operations in the company are carried out in accordance with this policy. It is Avient’s expectation that our stakeholders be equally committed to environmental responsibility.

PEDERSON Senior Vice President, President of Specialty Engineered Materials Chris Pederson is Senior Vice President and President of Specialty Engineered Materials at Avient Corporation, an innovator of materials solutions that help customers succeed while enabling a sustainable world. Just prior to joining Avient in 2018, he was Vice President of Strategy at Hexcel Corporation, responsible for the company’s M&A strategy and execution. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

Sanders is Senior Vice President, General Counsel and Secretary at Avient Corporation, an innovator of materials solutions that help customers succeed while enabling a sustainable world. Sanders joined Avient in April 2024 and has responsibility for all legal functions, including contracts and transactions, M&A, compliance, labor relations, digital information, privacy, and intellectual property. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

TERMS AND CONDITIONS These Terms and Conditions govern the sale of Products to another (“Buyer”) by Avient Corporation and its affiliates (“Seller”). 1. If Buyer resells the Products, Buyer agrees to the Terms and Conditions Regarding Buyer Resale of Avient Products located at www.avient.com/terms. In the event of invalidity of a provision of these Terms, the parties shall deem that provision stricken in its entirety and the balance of these Terms shall remain in full force and effect.

TERMS AND CONDITIONS These Terms and Conditions govern the sale of Products to another (“Buyer”) by Avient Corporation and its affiliates (“Seller”). 1. If Buyer resells the Products, Buyer agrees to the Terms and Conditions Regarding Buyer Resale of Avient Products located at www.avient.com/terms. In the event of invalidity of a provision of these Terms, the parties shall deem that provision stricken in its entirety and the balance of these Terms shall remain in full force and effect.

TERMS AND CONDITIONS These Terms and Conditions govern the sale of Products to another (“Buyer”) by Avient Corporation and its affiliates (“Seller”). 1. If Buyer resells the Products, Buyer agrees to the Terms and Conditions Regarding Buyer Resale of Avient Products located at www.avient.com/terms. In the event of invalidity of a provision of these Terms, the parties shall deem that provision stricken in its entirety and the balance of these Terms shall remain in full force and effect.

Avient se consacre à exercer son activité avec honnêteté, intégrité, selon les normes éthiques les plus strictes, et conformément à toutes les lois antitrust. Une violation de la loi antitrust peut exposer Avient et vous personnellement à de graves sanctions pénales et civiles. À ne pas faire : Conclure tout accord, entente ou discussion avec tout client concernant la sélection ou la résiliation par Avient d’autres clients ou les conditions auxquelles Avient traite ou pourrait traiter avec tout autre client, y compris les produits à vendre, à qui, à quels prix et dans quels territoires ou marchés les vendre. 11.

Roman, Secretary of State of the Government of Puerto Rico, CERTIFY: That on July 13, 2020, at 08:50 AM, "POLYONE PUERTO RICO, LLC", registry number 365432, performed the following transaction: Name Change Previous Actual POLYONE PUERTO RICO, LLC AVIENT PUERTO RICO, LLC CERTIFICATE OF AMENDMENT Government of Puerto Rico IN WITNESS WHEREOF, the undersigned by virtue of the authority vested by law, hereby issues this certificate and affixes the Great Seal of the Government of Puerto Rico, in the City of San Juan, Puerto Rico, today, July 13, 2020.