A safety management system is in place in all our locations to analyze, reduce risk, and improve safety performance. IT Disaster Recovery Avient has a documented crisis management process. Material management Raw materials used in Avient healthcare applications must fulfill a minimum set of requirements.

MANAGING YOUR OWN COLOR CREATION AND SUPPLY ONLINE COULDN’T BE EASIER! Save, review and manage your chosen formulations for future reference and production scale orders. OPTIONS BRAND OWNERS EFFICIENT ONLINE COLOR MANAGEMENT For brand and product managers, the ColorMatrix Select streamlined approach to color creation and supply accelerates product development timelines, making it possible to access new markets faster and more frequently.

Franken Managing Director Registration number 1682418.1 Start date certificate 2910112024 Certificate valid until 2910112027 Date of first certificate 2910112009 Certificate for the quality management system according to NENNENNENNEN1111ENENENEN1111ISOISOISOISO 9001:9001:9001:9001:2015201520152015 The certification body TÜV NORD Nederland hereby confirms that the certification 1682418.12910112024 took place in accordance with its certification regulations for the organisations 29101120272910112009 FiberFiberFiberFiber1111Line International B.V.Line International B.V.Line International B.V.Line International B.V. Fahrenheitlaan 8Fahrenheitlaan 8Fahrenheitlaan 8Fahrenheitlaan 8 9207 HE9207 HE9207 HE9207 HE Drachten Drachten Drachten Drachten The NetherlandsThe NetherlandsThe NetherlandsThe Netherlands FiberFiberFiberFiber1111Line International B.V.Line International B.V.Line International B.V.Line International B.V. 1B Churnet Park, James Brind1B Churnet Park, James Brind1B Churnet Park, James Brind1B Churnet Park, James Brindley Road Off Macclesfield Roadley Road Off Macclesfield Roadley Road Off Macclesfield Roadley Road Off Macclesfield Road LLLLeekeekeekeek United KingdomUnited KingdomUnited KingdomUnited Kingdom The management system and the application thereof complies with the requirements of the standard.

Franken Managing Director Registration number 1682419.2 Start date certificate 0610312025 Certificate valid until 2810212028 Date of first certificate 2810212019 Previous certificate valid until 2810212025 Date audit 0411212024 – 1211212024 Certificate for the environmental management system according to NENNENNENNEN1111ENENENEN1111ISOISOISOISO 14141414001:001:001:001:2015201520152015 including the current version of the underlying SCCM schemaincluding the current version of the underlying SCCM schemaincluding the current version of the underlying SCCM schemaincluding the current version of the underlying SCCM schema The certification body TÜV NORD Nederland hereby confirms that the certification 1682419.20610312025 took place in accordance with its certification regulations for the organisations 28102120282810212019 FiberFiberFiberFiber1111Line International B.V.Line International B.V.Line International B.V.Line International B.V. Fahrenheitlaan 8Fahrenheitlaan 8Fahrenheitlaan 8Fahrenheitlaan 8 9207 HE Drachten9207 HE Drachten9207 HE Drachten9207 HE Drachten The NetherlandsThe NetherlandsThe NetherlandsThe Netherlands FiberFiberFiberFiber1111Line International B.V.Line International B.V.Line International B.V.Line International B.V. 1B Churnet Park, James Brind1B Churnet Park, James Brind1B Churnet Park, James Brind1B Churnet Park, James Brindley Road Off Macclesfield Roadley Road Off Macclesfield Roadley Road Off Macclesfield Roadley Road Off Macclesfield Road LLLLeekeekeekeek United KingdomUnited KingdomUnited KingdomUnited Kingdom The management system and the application thereof complies with the requirements of the standard.

Product Stewardship activities encompassing a life cycle approach, ensure sustainable management of our products and an open dialogue with all interested parties. Our environmental management system assures compliance with applicable environmental laws and regulations. As a member of the American Chemistry Council, we have adopted Responsible Care® Guiding Principles and the Product Safety Code of Management Practices to guide our efforts in material sourcing, development and management of our product portfolio throughout the value chain and life cycle.

Product Stewardship activities encompassing a life cycle approach, ensure sustainable management of our products and an open dialogue with all interested parties. Our environmental management system assures compliance with applicable environmental laws and regulations. As a member of the American Chemistry Council, we have adopted Responsible Care® Guiding Principles and the Product Safety Code of Management Practices to guide our efforts in development and management of our product portfolio throughout the value chain and life cycle.

It is contingent upon prompt, written notification to ABS Quality Evaluations, Inc. of significant changes to the management system or components thereof. It is contingent upon prompt, written notification to ABS Quality Evaluations, Inc. of significant changes to the management system or components thereof. It is contingent upon prompt, written notification to ABS Quality Evaluations, Inc. of significant changes to the management system or components thereof.

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Special items include charges related to specific strategic initiatives or financial restructuring such as: consolidation of operations; debt extinguishment costs; costs incurred directly in relation to acquisitions or divestitures; employee separation costs resulting from personnel reduction programs, plant realignment costs, executive separation agreements; asset impairments; settlement gains or losses and mark-to-market adjustments associated with actuarial gains and losses on pension and other post-retirement benefit plans; environmental remediation costs, fines, penalties and related insurance recoveries related to facilities no longer owned or closed in prior years; gains and losses on the divestiture of operating businesses, joint ventures and equity investments; gains and losses on facility or property sales or disposals; results of litigation, fines or penalties, where such litigation (or action relating to the fines or penalties) arose prior to the commencement of the performance period; one-time, non-recurring items; and the effect of changes in accounting principles or other such laws or provisions affecting reported results. Senior management believes these measures are useful to investors because they allow for comparison to Avient's performance in prior periods without the effect of items that, by their nature, tend to obscure Avient's operating results due to the potential variability across periods based on timing, frequency and magnitude.

ECert.QECertificate Page 1 of 2 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. ABS Quality Evaluations This is to certify that the Quality Management System of: Avient de México, S.A. de C.V. Activity: Contract review, Customer Services, Information Technologies, Supplier Management Activity: Product Design & Testing