AS9100 Certication DEKRA CERTIFICATE Certificate Number: 131789.01 The Aerospace Quality Management System and implementation of: Fiber-Line, LLC With Central Functions At: 3050 Campus Drive Hatfield, PA 19440 United States The certification has been performed in accordance with the requirements of AS9104/1:2012, including its implementation, and meets the requirements of the standard: AS9100D (Based on and including ISO 9001:2015) Scope: The value added design and development of synthetic fiber products for use in public and private sectors. Certification Structure: Single Certificate Expiry: April 26, 2027 Certificate Issued: April 27, 2024 Certified Since: April 27, 2018 Dr. Onus Managing Director DEKRA Certification, Inc. 1945 The Exchange SE #300 Atlanta, GA 30339 USA (215) 997-4519 https://www.dekra.us/en/audits/ DEKRA Certification Inc. is an accredited Aerospace Registration Management Program Certification Body, under the ICOP scheme.

En América Latina, nuestras plantas de producción de colorantes y aditivos han obtenido con gran satisfacción las certificaciones ISO 9001:2015, ISO 22000:2018, ISO 14001:2015, RC 14001®:2015 e IATF 16949:2016. ISO 22000:2018 ISO 2200:2018 especifica los requisitos para los Sistemas de Gestión de Seguridad Alimentaria (SGSA) para permitir que una organización directa o indirectamente involucrada en la cadena alimentaria implemente y mantenga un SGSA seguro. ISO 14001:2015 ISO 14001:2015 es la norma internacional para la mejora ambiental continua y el cumplimiento normativo de los Sistemas de Gestión Ambiental (SGA).

GenericCertificate_NewLayout Certificate TH04/3852 The management system of Avient (Thailand) Co., Ltd. 79 Moo 11, Soi Kingthong, Kingkaew Road, Rachatewa, Bangplee, Samutprakarn, 10540, Thailand This document is an authentic electronic certificate for Client’ business purposes use only. Printed version of the electronic certificate are permitted and will be considered as a copy. Page 1 / 1 has been assessed and certified as meeting the requirements of ISO 9001:2015 For the following activities The Design and Manufacturing of Plastic Color Concentrated, Plastic Additive Concentrated and Pigment Powder for Thermoplastic & Rubber Industries.

This is to certify that Fiber-Line, LLC 280 Performance Drive SE, Hickory, North Carolina 28602 USA Quality Management System ISO 9001:2015 Manufacture of textile components to cable manufacturers. Certificate No.: CERT-0116814 Original Certification Date: November 24, 2010 File No.: 1616267 Certification Effective Date: April 1, 2021 Issue Date: March 30, 2021 Certificate Expiry Date: March 31, 2024 ________________________________________________________________________________ ISO 9001 Registered by: QMI-SAI Canada Limited (SAI Global), 20 Carlson Court, Suite 200, Toronto, Ontario M9W 7K6 Canada. This registration is subject to the SAI Global Terms and Conditions for Certification.

16824-8#ISO 9001 Certificaat Fiber-Line International B.V. 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. The certification is subject to annual evaluation by TÜV NORD Nederland.

No. 49862 ISO 14001:2015 Cert. No. 65536 ISO 22000:2018 Reg. © 2024, All Rights Reserved Avient Corporation https://www.avient.com/company/policies-and-governance-0/global-iso-certificate-library

Certificate of Registration 9001:2015 MSP 9001:2015–MSP-ANAB-US (2.0) Page 1 of 2 Certificate of Registration of Quality Management System to ISO 9001:2015 The National Standards Authority of Ireland certifies that: Colorant Chromatics Ab Kroklundsvagen 346 AX-22 320 Odkarby Aland Finland has been assessed and deemed to comply with the requirements of the above standard in respect of the scope of operations given below: The Design, Manufacture and Sales of Fluoropolymer Color Concentrates and Compounds Additional sites covered under this multi-site certification are listed on the Annex (File No. 19.2540/C) Approved by: Geraldine LarkinChief Executive Officer Approved by: Lisa Greenleaf Operations Manager Registration Number: 19.2540/C Certification Granted: May 15, 1997 Effective Date: Oct 20, 2018 Expiry Date: Oct 19, 2021 National Standards Authority of Ireland, 20 Trafalgar Square, Nashua, New Hampshire, NH 03063, USA T +1 603 882 4412 9001:2015–MSP-ANAB-US (2.0) Page 2 of 2 Annex to Certificate Number: 19.2540/C Scope of Registration: The Design, Manufacture and Sales of Fluoropolymer Color Concentrates and Compounds Activity Location Central Management Group, Design, Manufacture Colorant Chromatics Kroklundsvagen 346 AX-22 320 Odkarby Aland Finland File No.: 19.2540/C Headquarters, Sales, Distribution Colorant Chromatics Europe B.V.

Additionally, Avient’s ISO 13485 manufacturing site in Singapore for its Mevopur™ formulations recently achieved ISO/IEC 17025 accreditation for Biological Evaluation of Medical Devices–Part 5: Tests for In-Vitro Cytotoxicity.  Mevopur™ Healthcare Colorants and Functional Additives: formulations pre-tested to support compliance with regulatory requirements, such as USP Class VI, ISO 10993, EP3.1, USP661.1, and ICH Q3D and manufactured across a global network of ISO 13485-certified facilities or under GMP certifications. PCF values are available for these products and are based upon a TUV-certified ISO-14067: 2018 process.

POLYONE FRANCE TOSSIAT 43, PLACE DE LA GARE 01250 TOSSIAT FRANCE 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 THE DESIGN AND MANUFACTURE OF COLOUR AND ADDITIVE CONCENTRATES FOR THERMOPLASTICS Certification/Recertification Cycle Start Date: 03 May 2023 Subject to the continued satisfactory operation of the organization’s Management System, this certificate expires on: 02 May 2026 Expiry date of previous cycle: NA Certification/Recertification Audit date: 08 March 2023 Original Cycle Start Date: 15 July 2011 Certificate n°: FR081968-1 File n°:15608678 Revision date:24 April 2023 Laurent CROGUENNEC - President Local Office: Bureau Veritas Certification France Le Triangle de l'Arche - 9 Cours du Triangle - 92937 Paris La Défense Further clarifications regarding the scope of this certificate the applicability of the management system requirements may be obtained by consulting the organization. To check this certificate validity, please use the QR Code. 1/1

Validity of this certificate may be confirmed at www.abs-qe.com/cert_validation. F-27, MIDC, Ranjangaon, Shirur, Pune, Maharashtra 412 220 India ISO 14001:2015 The Environmental Management System is applicable to: Certificate No: 55688 Certification Date: 15 March 2017 Effective Date: 09 March 2023 Expiration Date: 14 March 2026 Revision Date: 21 March 2023 Dominic Townsend, President DESIGN MANUFACTURE OF COLOR MASTER BATCHES, ADDITIVES CONCENTRATES AND SPECIALTY COMPOUNDS This certificate may be found on the ABS QE Website (www.abs-qe.com). For certificates issued in the People's Republic of China information may also be verified on the CNCA website (www.cnca.gov.cn).