AVIENT BELGIUM 2, RUE MELVILLE WILSON 5330 ASSESSE- BELGIUM Bureau Veritas Certification France certify that the Management System of the above organization has been audited and found to be in accordance with the requirements of the management system standard detailed below: Standard ISO 14001 : 2015 Scope of certification DESIGN AND MANUFACTURE OF COLOUR AND ADDITIVE CONCENTRATES, THERMOPLASTIC RESINS AND SPECIALITY COMPOUNDS.

F-27, MIDC, Ranjangaon, Shirur Pune, Maharashtra 412 220 India ISO 9001:2015 The Quality Management System is applicable to: Certificate No: 51482 Certification Date: 08 April 2015 Effective Date: 03 March 2021 Expiration Date: 07 April 2024 Revision Date: 08 March 2021 Dominic Townsend, President THE DESIGN AND MANUFACTURE OF COLOR, ADDITIVE CONCERTRATES AND SPECIALITY COMPOUNDS This certificate may be found on the ABS QE Website (www.abs-qe.com).

HOLGER KRONIMUS Vice President, Europe General Manager, Engineered Materials Europe Holger Kronimus is vice president, Europe, and general manager, Specialty Engineered Materials Europe, of Avient Corporation, a premier provider of specialized and sustainable material solutions and services.

WOON KEAT MOH Senior Vice President, President Color, Additives & Inks–Americas and Asia Woon Keat Moh (“Moh”) is senior vice president, president, Color, Additives & Inks, Americas and Asia regions for Avient Corporation, a premier provider of specialized and sustainable material solutions and services.

JOHN MIDEA Senior Vice President, Global Operations and Process Improvement John Midea is senior vice president, Global Operations and Process Improvement at Avient Corporation, a premier provider of specialized and sustainable material solutions and services.

GIUSEPPE DI SALVO Vice President, Treasurer and Investor Relations Giuseppe “Joe” Di Salvo is vice president, Treasurer and Investor Relations, Avient Corporation, a premier provider of specialized and sustainable material solutions and services.

IRWIN Senior Vice President, New Business Development & Marketing Excellence Mike Irwin is Senior Vice President, New Business Development & Marketing Excellence for Avient Corporation, the world’s premier provider of specialized and sustainable material solutions and services.

Beggs is senior vice president and chief financial officer of Avient Corporation, a premier provider of specialized and sustainable material solutions and services.

Phil Clark is Senior Vice President, Chief Technology Officer, for Avient Corporation, the world’s premier provider of specialized and sustainable material solutions and services.

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