In addition, operating income before special items is a component of various PolyOne annual and long-term employee incentive plans

In addition to identifying risk-reduction opportunities, we require each associate—as a condition of employment—to work safely and make safe decisions at all times.

: 27/05/2019 Company Type : PRIVATE COMPANY LIMITED BY SHARES Status : Live Company Status Date : 27/05/2019 Principal Activities Activities (I) WHOLESALE OF CHEMICALS AND CHEMICAL PRODUCTS N.E.C. (46649): : Description MANUFACTURE OF ADDITIVES N.E.C. (20249): Activities (II) : Description Capital CurrencyIssued Share Capital Share TypeNumber of Shares * (AMOUNT) 3000000 SINGAPORE, DOLLARS ORDINARY3000000 * Number of Shares includes number of Treasury Shares CurrencyPaid-Up Capital Share TypeNumber of Shares (AMOUNT) 3000000 SINGAPORE, DOLLARS ORDINARY Number Of Shares Currency COMPANY HAS THE FOLLOWING ORDINARY SHARES HELD AS TREASURY SHARES Page 1 of 4 Authentication No. : T21361090D Date: 17/05/2021 ACCOUNTING AND CORPORATE REGULATORY AUTHORITY WHILST EVERY ENDEAVOR IS MADE TO ENSURE THAT INFORMATION PROVIDED IS UPDATED AND CORRECT.

Additional Services • Color consultation to select or develop quick color and effect concepts • Polymer technology consultation to find solutions for technical and material challenges • Prototyping and sampling to best visualize color and effect considering polymer type, shape, and texture • Brand color management to ensure global color consistency • Color education and training to impart plastic coloration knowledge to non-experts • ColorForward™ color trend forecasting tool to provide insights into the CMF concepts expected to trend in the coming years Capabilities Multi-disciplinary Expertise Experts in CMF, industrial and conceptual design, color trends, polymer and color technology, formulation Extensive Toolbox Extensive color libraries and trend books, mood board creation, physical/virtual prototyping, cost evaluation, technical feasibility evaluation, sampling Valuable Networking Internal networking with Avient departments such as Avient Design, marketing, product safety, color matching labs, technology, sustainability group and external networking with designers, color associations, consultants, raw material providers Strategic Locations Locations in Asia, EMEA, Latin America and the U.S. 1.844.4AVIENT www.avient.com Copyright © 2025, Avient Corporation.

IATF 16949:2016 The Quality Management System is applicable to: Certificate No: 38223 Effective Date: 03 July 2018 Expiration Date: 02 July 2021 Issue Date: 03 July 2018 IATF No: 0313794 Alex Weisselberg, President DESIGN AND COMPOUNDING OF THERMOPLASTIC PRODUCTS (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.

Certificate Number:Certificate Number: Certificate expiration date:Certificate expiration date: Effective date:Effective date: 31-10-202231-10-2022 30-10-202530-10-2025 Expiry date of previous cycle:Expiry date of previous cycle: 30-10-202230-10-2022 31-10-201631-10-2016 ES133794ES133794 Scope of certification:Scope of certification: MANUFACTURING OF MASTERBATCHES, ADDITIVESMANUFACTURING OF MASTERBATCHES, ADDITIVES AND COMPOUNDS FOR PIGMENTING THERMOPLASTICAND COMPOUNDS FOR PIGMENTING THERMOPLASTIC MATERIALS USED IN FOOD INDUSTRYMATERIALS USED IN FOOD INDUSTRY ISO 22000:2018ISO 22000:2018 POLIGONO INDUSTRIAL EZCABARTE, C/H, Nº3 - 31194 - ORICAIN - NAVARRA - ESPAÑA AVIENT ESPAÑA, S.L.AVIENT ESPAÑA, S.L.

Toluca 2000 Toluca, Estado de México 50233 México IATF 16949:2016 The Quality Management System is applicable to: Certificate No: 63431 Effective Date: 25 February 2022 Expiration Date: 24 February 2025 Revision Date: 25 February 2022 IATF No: 0444538 Dominic Townsend, 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 Avient de México, S.A. de C.V.

Ltd Business Registration Number: 91320505799067336K Registered I Operation Address: 13 Plant, No.855, Zhujiang Road, Suzhou New District, Jiangsu Province, China by reason of its Quality Management System has been awarded this certificate for compliance with the standard ISO 9001:2015 The Quality Management System Applies in the following area: Production Activities of Plastic Colorant & Additive (UV Blockers, Anti-Oxidation, Anti-Aging) Certified since: January 8, 2009 Valid from: January 16, 2024 Valid until: January 4, 2027 the expiry date of last certification cycle: January 4, 2024 the date of recertification audit: December 21, 2023 to December 22, 2023 After a surveillance cycle, the certificate is valid only when used together with an Acceptance Notice of Surveillance Audit issued by CQC.

Ltd Business Registration Number: 91320505799067336K Registered/ Operation Address: 13 Plant, No.855, Zhujiang Road, Suzhou New District, Jiangsu Province, China by reason of its Environmental Management System has been awarded this certificate for compliance with the standard ISO 14001:2015 The Environmental Management System Applies in the following area: Production and Related Management Activities of Plastic Colorant & Additive (UV Blockers, Anti-Aging,Anti-Oxidation) Certified since: June 6, 2012 Valid from: January 17, 2024 Valid until: January 7, 2027 the expiry date of last certification cycle: January 7, 2024 the date ofrecertification audit: December 21, 2023 to December 22, 2023 After a surveillance cycle, the certificate is valid only when used together with an Acceptance Notice of Surveillance Audit issued by CQC.

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.