CERTIFICATE Signed for the certification body: Eric Louys Chairman Certification Committee CERTIFICATE EN ISO 50001 : 2018 Energy Management System VINÇOTTE nv Jan Olieslagerslaan 35, 1800 Vilvoorde, Belgium This is to certify that Avient Located at Rue Melville Wilson 2 5330 Assesse Belgium has established and maintains an energy management system according the requirements of EN ISO 50001 : 2018 “Energy Management System” for: Design and manufacture of colour and additive concentrates, thermoplastic resins and speciality compounds This certificate is based on the result of an energy audit documented in the audit report 61231731.

Appliance Manufacturer APPLIANCE MANUFACTURER P U S H B U T T O N S • Non-halogen to industry standards • Lower density • Good impact properties • Easy to process • High aesthetics • Provided a non-halogenated solution while improving the performance of the formerly used halogenated grade • Supported the project with various expertise in design, regulatory and technical support • Helped to reduce the system cost and make our customer more competitive in the market Maxxam NHFR Non-Halogen Flame Retardant Polyolefin Formulation KEY REQUIREMENTS WHY AVIENT?

IATF 16949:2016 The Quality Management System is applicable to: Certificate No: 38972 Effective Date: 04 September 2018 Expiration Date: 03 September 2021 Issue Date: 31 December 2018 IATF No: 0328156 Alex Weisselberg, President DESIGN AND MANUFACTURE OF CUSTOM PVC PLASTISOL AND PVC SLUSH MOLD POWDER (WITH ADDITIONAL FACILITIES LISTED ON ATTACHED ANNEX) Certificate Of Conformance has been assessed by ABS Quality Evaluations, Inc. and found to be in conformance with the requirements set forth by: Page 2 of 2 ABS Quality Evaluations PolyOne Corporation IATF 16949:2016 Certificate Of Conformance ANNEX At Below Facilities: Validity of this certificate may be confirmed at www.abs-qe.com/cert_validation.

The standards of this Code of Ethics, as outlined below, are designed to promote honest and ethical conduct by each of the officers described.

IATF 16949:2016 The Quality Management System is applicable to: Certificate No: 39913 Effective Date: 30 November 2017 Expiration Date: 29 November 2020 Issue Date: 30 November 2017 IATF No: 0280241 Alex Weisselberg, President DESIGN AND MANUFACTURE OF COLOR CONCENTRATES (WITH ADDITIONAL FACILITIES LISTED ON ATTACHED ANNEX) Certificate Of Conformance has been assessed by ABS Quality Evaluations, Inc. and found to be in conformance with the requirements set forth by: Page 2 of 2 ABS Quality Evaluations PolyOne Corporation IATF 16949:2016 Certificate Of Conformance ANNEX At Below Facilities: Validity of this certificate may be confirmed at www.abs-qe.com/cert_validation.

Any translations of this document shall be used for reference only.) 1/2 Certificate of Approval AWARDED TO PolyOne France Tossiat Route de la vavrette, 01250, Tossiat - France IATF USI: LWZS4P Bureau Veritas Certification certify that the Quality Management System of the above organisation has been audited and found to be in accordance with the requirements of IATF 16949 - FIRST EDITION and the applicable customer specific requirements SCOPE Design and manufacturing PERMITTED EXCLUSION(S) None PRODUCT(S) DELIVERED colour with additive concentrates for thermoplastic resins and speciality compounds obtained by mixing and extrusion https://e-cer.bureauveritas.com/68LJQE0ZV0CO6I7YW0YSXOUMV9WWROQPHPI2AOHRRLFFVRAVTFVZGXKWIE3TOWLTTKEWCPQB9UNAPXHH6T0HXOMUEDVYPRPJLEXBBTKQYPBRICYOKY143TECQ5UMHGA3JX Date Of Certification: 11 December 2024 Date Of Expiration: 10 December 2027 IATF Certificate N°: 0558656 Bureau Veritas Certification Certificate No: FR094003 - IATF Revision: 1 For Bureau Veritas Certification Holding, Tour ALTO, 4 place des saisons, 92400 COURBEVOIE – France (The official document is in English.

Certificate Avient Corporation Certificate Of Conformance This is to certify that the Quality Management System of: Avient Corporation 33587 Walker Road Avon Lake OH 44012 has been assessed by ABS Quality Evaluations, Inc. and found to be in conformance with the requirements set forth by: ISO 9001:2015 The Quality Management System is applicable to: Design and manufacture of colour and additive concentrates, thermoplastic resins and specialty compounds Certificate No: 65799 Certification Date: 01 OCT 2020 Effective Date: 25 SEP 2023 Expiration Date 30 SEP 2026 Revision Date: 06 DEC 2024 Dominic Townsend, President Page 1 of 4 ISO 9001:2015 Certificate Of Conformance ANNEX Certificate No.: 65799 Avient Corporation At the below facilities Avient Corporation - Avon Lake, OH Management of QMS, Design and manufacture of colour and additive concentrates, thermoplastic resins and specialty compounds 33587 Walker Road Avon Lake OH 44012 United States Avient (Argentina) SA Administration, Site management, Manufacture, Laboratory (QC and Colormatching), Procurement, Maintenance, Infrastructure, Warehouse and Transport, Sales Av.

Any samples or developmental material provided by Seller are provided “AS IS” with no warranty as to its performance and such samples or materials shall not create any warranty by sample, which is hereby waived. The sale of Products or the providing of samples or developmental material shall not, by implication or otherwise, convey any license under any intellectual property right relating to the compositions and/or applications of the Products, sample, or developmental material, as applicable. Buyer shall not use Seller’s name or trademarks in any advertisements, product descriptions, packaging materials, websites, or any other promotional materials, except with the prior written consent of Seller. 20.

C O N S U ME R PAC K AG E D G O O D S C O M PA NY S H A M P O O & C O N D I T I O N E R B O T T L E S A N D C A P S • Achieve a precise color match while ensuring a high amount of post-consumer recycled content (PCR) in the inner layer of the bottle • Reduce development time for quicker approvals and lower costs, and to enable rapid speed to market • Used proprietary Color Prediction Tool to digitally illustrate color possibilities while developing a customized PCR solution • Leveraged Avient’s ColorWorks Design & Technology Center to adjust colors according to the customer’s specifications and accelerate commercialization Smartbatch Combination Colorants & Additives KEY REQUIREMENTS WHY AVIENT?

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.