ABS Quality Evaluations Certificate Of Conformance PolyOne Corporation 1260 Carden Farm Drive Clinton, TN 33716 U.S.A. has been assessed by ABS Quality Evaluations,Inc. and found to be in conformance with the requirements set forth by: RC14001®:2015 COMPOUNDING OF THERMOPLASTIC PRODUCTS Certificate No: 55287 Effective Date: 07 December 2017 Expiration Date: 06 December 2020 Issue Date: 07 December 2017 Alex Weisselberg, President Validity of this certificate is based on the successful completion of the periodic surveillance audits of the management system defined by the above scope and is contingent upon prompt,written notification to ABS Quality Evaluations, Inc. of significant changes to the management system or components thereof. All rights reserved. http://www.abs-qe.com/cert_validation PolyOne Corporation has been assessed by ABS Quality Evaluations,Inc. and found to be in conformance with the requirements set forth by: Certificate No: 55287

Water Street North Baltimore, OH 45872 U.S.A. has been assessed by ABSQuality Evaluations,Inc. and found to be in conformance with the requirements set forth by: RC14001®:2015 DESIGN AND MANUFACTURE OF CUSTOM PVC COMPOUNDS Certificate No: 55421 Effective Date: 20 November 2017 Expiration Date: 19 November 2020 Issue Date: 20 November 2017 Alex Weisselberg, President Validity of this certificate is based on the successful completion of the periodic surveillance audits of the management system defined by the above scope and is contingent upon prompt,written notification to ABS Quality Evaluations, Inc. of significant changes to the management system or components thereof. All rights reserved. http://www.abs-qe.com/cert_validation PolyOne Corporation has been assessed by ABSQuality Evaluations,Inc. and found to be in conformance with the requirements set forth by: Certificate No: 55421

Inglis has served in Finance leadership roles since joining the company in 2011 from Ernst & Young. Inglis has taken on numerous special assignments in his tenure, including supporting Avient’s speciality transformation through M&A activity as well as establishing Avient’s Global Business Services (GBS).

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. She has over 25 years of legal expertise and business partnership having served in both in-house leadership roles and at leading law firms.

Page 1 of 3 ColorMatrix Europe Limited - Modern Slavery and Human Trafficking Statement This statement has been published in accordance with section 54(1) of the Modern Slavery Act 2015 and constitutes the modern slavery and human trafficking statement of ColorMatrix Europe Limited (“ColorMatrix”) and covers the 2024 financial year. Avient has a zero tolerance clause within its Code of Conduct against any type of retaliation towards employees who, in good faith, raise concerns or reports misconduct. Supplier due diligence ColorMatrix has a wide ranging supply chain that supports our European operations.

PLANET The need to take care of our precious planet has never been more important. He has served as Non-Executive Chairman of our Board since 2023. Fearon has served as the Non-Executive Chairman of our Board since December 2023.

This is the case even if the foreign person has a U.S. If this address differs from the one the requester already has on file, write NEW at the top. Caution: A disregarded U.S. entity that has a foreign owner must use the appropriate Form W-8.

This method has mating plastic threads formed during assembly. Parallel has multiple lines that the coolant can take. It also has a means of opening the mold and ejecting the part.

PLANET The need to take care of our precious planet has never been more important. He has served as Non-Executive Chairman of our Board since 2023. Fearon has served as the Non-Executive Chairman of our Board since December 2023.

By reducing waste and pollution—and relying on renewable energies rather than fossil fuels—a circular economy greatly reduces the negative impact an industry has on the environment. The Netherlands, for instance, has established itself as a global leader in growing the circular economy–with an estimated 24.5% of its economy circular. The Dutch government has set an ambitious goal for a complete circular economy by 2050.