Certificate Avient Corporation This is to certify that the Environmental Management System of: Avon Lake Corporate 33587 Walker Road Avon Lake OH 44012 United States (WITH ADDITIONAL FACILITIES LISTED ON ATTACHED ANNEX) has been assessed by ABS Quality Evaluations, Inc. and found to be in conformance with the requirements set forth by: The Environmental Management System is applicable to: Responsible Care Corporate Support Activities in Sr. Leadership, EHS&S-PS, Facility Services, Design & Development, Information Technology, Sourcing, Logistics, Legal, and Human Resources Certification Date: 29 SEP 2023 Effective Date: 27 FEB 2025 Expiration Date: 27 SEP 2026 Revision Date: 05 MAR 2025 Dominic Townsend, President Page 1 of 5 Avon Lake Corporate Responsible Care Corporate Support Activities in Sr.

Homepage // News Center // PolyOne Wilflex Screen Printing Inks Receive Key 2014 Regulatory Certifications KENNESAW, Georgia – PolyOne Corporation, a premier global provider of specialized polymer materials, services and solutions announced today that it has received several sustainability-related compliance and regulatory product certifications for Wilflex™ Textile Printing Inks. These certifications enable printers to meet regulatory and quality specifications, creating value for customers without sacrificing production performance.

MSC Certificate Place and date: For the issuing office: Shanghai, 10 October 2024 DNV - Business Assurance Building 9, No. 1591 Hongqiao Road, Changning District, Shanghai, China 200336 Zhu Hai Ming Management Representative Lack of fulfilment of conditions as set out in the Certification Agreement may render this Certificate invalid. ACCREDITED UNIT: DNV Business Assurance B.V., Zwolseweg 1, 2994 LB, Barendrecht, Netherlands - TEL: +31(0)102922689. www.dnv.com/assurance MANAGEMENT SYSTEM CERTIFICATE Certificate no.: 3033-2006-AQ-RGC-RvA Initial certification date: 07 November 2018 Valid: 08 November 2024 – 07 November 2027 This is to certify that the management system of Polyone - Shenzhen Co., Ltd. No. 1, Qihang Industry Park, Haoxiang Road, Shajing Town, Baoan, Shenzhen, Guangdong, China 518104 has been found to conform to the Quality Management System standard: GB/T 19001-2016 / ISO 9001:2015 This certificate is valid for the following scope: Development and Manufacture of Masterbatch, Pigment Concentration, Plastisol; Manufacture of Plastic Compounding Material http://www.dnv.com/assurance 证书制作地点及日期: 证书认可签发机构: 上海, 2024年10月 10日 DNV - Business Assurance 中国上海市长宁区虹桥路1591号9号楼A座 邮编: 200336 电话: +86 21 32799000 朱海明 管理代表 未履行认证协议中规定条款会导致此证书失效，获证组织必须定期接受监督审核并经审核合格此证书方继续有效。

Certificate Avient Corporation This is to certify that the Responsible Care Management System of: Avon Lake Corporate 33587 Walker Road Avon Lake OH 44012 United States (WITH ADDITIONAL FACILITIES LISTED ON ATTACHED ANNEX) has been assessed by ABS Quality Evaluations, Inc. and found to be in conformance with the requirements set forth by: The Responsible Care Management System is applicable to: CORPORATE SUPPORT ACTIVITIES, DESIGN, MANUFACTURE AND DISTRIBUTION OF COLOUR AND ADDITIVE CONCENTRATES, THERMOPLASTIC RESINS AND PELLETS, SPECIALTY COMPOUNDS AND COLORANTS. Certification structure: MULTI-SITE Certification Date: 29 SEP 2023 Effective Date: 27 FEB 2025 Expiration Date: 27 SEP 2026 Revision Date: 05 MAR 2025 Dominic Townsend, President Page 1 of 5 Avon Lake Corporate Responsible Care Corporate Support Activities in Sr.

Certificate - ISO 9001 - Avient Corporation - 337726 - 23521672 (1).pdf

Certificate - ISO 9001 - Avient Corporation - 337726 - 23521667 (1).pdf

Homepage // News Center // Avient Attains ACC Responsible Care® 14001 Global Certification for Environmental, Health, Safety, and Security Excellence Obtaining the RC14001® certification is unique as it encompasses security, product safety, and transportation elements, setting itself apart from the individual ISO 14001 and ISO 45001 certifications.”   Additionally, this certification follows Avient’s recent Gold Rating certification achievement from EcoVadis, a globally renowned sustainability ratings platform, for its dedication to sustainability, ethics, and responsible business practices.  

Homepage // News Center // PolyOne Specialty Coatings and Inks Kennesaw, GA Plant Achieves ISO 9001-2008 Certification CLEVELAND – PolyOne today announced that its Specialty Coating and Inks plant in Kennesaw, GA recently achieved ISO 9001-2008 certification. The certification recognizes that this facility, a leader in plastisol technologies, operates with an effective quality management system in place.

Homepage // News Center // Avient’s Malmö, Sweden Site Earns ISCC PLUS Certification for Mevopur™ Healthcare Bio-based Polymer Solutions MALMÖ, Sweden – April 4, 2024 – Avient Corporation, a leading provider of specialized and sustainable materials solutions and services, announced today that its site in Malmö, Sweden, completed the requirements to receive the ISCC (International Sustainability and Carbon Certification) PLUS certification for its Mevopur™ Healthcare Bio-Based Polymer Solutions manufactured on site.   The ISCC PLUS certification is another milestone in our commitment to supporting healthcare product manufacturers and brand owners in achieving their sustainability targets.

Homepage // News Center // Avient’s Singapore Production Facility Receives ISCC PLUS Certification for Bio-Derived Materials The ISCC PLUS certification uses a mass balance chain-of-custody approach, which involves third-party accounting and tracking of the bio-sourced content in materials. The addition of the ISCC PLUS certification further strengthens its capability to provide sustainable solutions for highly regulated industries under the OnColor™ and Mevopur™ brand names.