Representation based on position: By the Chair of the Board and the Managing Director, each on their own, and by any two Board members jointly Persons role surname, first name(s) / company name date of birth / identity code citizenship Chair of the Board of Directors Merklein, Norbert 03.05.1964 Citizen of Germany Member of the Board of Directors Norén, Jenny Eva Kristina 18.06.1975 Citizen of Sweden Member of the Board of Directors Smeds, Jan-Håkan 22.03.1961 Citizen of Finland Member of the Board of Directors Vetter, Alexander Helmut 04.07.1968 Citizen of Germany Managing Director Norén, Jenny Eva Kristina 18.06.1975 Citizen of Sweden Auditor PricewaterhouseCoopers Oy 0486406-8 Auditor with principal responsibility Grönroos, Maria Alice 19.02.1967 Citizen of Finland Additional information No details about beneficial owners have been registered for the company Name history Avient Finland Oy 01.12.2020 - Clariant Plastics & Coatings (Finland) Oy 04.01.2016 - 01.12.2020 Clariant Masterbatches (Finland) Oy 31.03.2007 - 04.01.2016 Source of information: Finnish Patent and Registration Office

On July 1, 2020, the Company completed its acquisition of the equity interests in the global color business of Clariant AG, a corporation organized and existing under the laws of Switzerland (Clariant), and certain assets of Clariant Chemicals (India) Limited, a public limited company incorporated in India and an indirect majority owned subsidiary of Clariant (Clariant India). Clariant Color Acquisition On July 1, 2020, the Company completed the Clariant Color Acquisition. Note 2 — BUSINESS COMBINATIONS On July 1, 2020, we completed our acquisition of the equity interests in the global color business of Clariant AG, a corporation organized and existing under the law of Switzerland (Clariant), and certain assets of Clariant Chemicals (India) Limited, a public limited company incorporated in India and an indirect majority owned subsidiary of Clariant (Clariant India).

Beyond traditional marking, Colorant Chromatics™ UV Laser Marking Technology provides an ability to apply ultraviolet (UV) laser marking to FEP. The unique formulation of Colorant Chromatics UV Laser Marking Technology enables a permanent and gentle marking of the cable surface. In addition, this UV laser marking technology for FEP is melt processible and cost effective compared to current PTFE tape wiring solutions for laser marking.

Avient announces expansion to Cesa™ functional additives and NEUSoft™ TPU portfolios and will highlight its innovative material solutions for healthcare at MD&M West 2025 This includes introducing Cesa™ Non-PFAS Low-Retention Additives and launching an expanded NEUSoft™ Thermoplastic Polyurethanes (TPUs) portfolio with an express color palette.  NEW – Cesa Non-PFAS Low-Retention Additives are newly introduced and will be available soon.

Avient Corporation highlights sustainable innovations at NPE 2024, including Nymax™ REC Recycled Nylon Formulations, Versaflex™ HC BIO BT218 TPEs, ColorMatrix™ Capture™ Oxygen Scavenger, and Cesa™ Non-PFAS Process Aid for Extrusion, exemplifying the company’s commitment to delivering advanced sustainable solutions.   Cesa™ Non-PFAS Process Aid for Extrusion: for use in polyethylene (PE) and polypropylene (PP) applications, it reduces friction between the polymer and the metal during extrusion comparable to a traditional processing aid but is formulated without fluoropolymers which may be classifiable as per- and polyfluorinated substances (PFAS) and will be presented during Avient’s technical seminar at NPE, “PFAS Alternatives: 2024 and Beyond,” by Sean Bernhardt, Senior Research and Development Manager, Color, Additives, & Inks, Americas at Avient, on May 7 at 3 p.m. and May 8 at 1 p.m. Cesa™ Unify™ A4R Polyolefin Compatibilizer: also a finalist for Product Technology Innovation of the Year for sustainable packaging at the Plastics Recycling Show Europe (PRSE) 2024, this innovative additive enables the use of recycled polyolefins by creating a homogenous polymer mixture, bridging the gap between virgin and recycled polymers, promoting circularity and sustainability – winner will be announced during PRSE 2024 in Amsterdam, June 19-20, 2024 

MC-90637PP CLARIANT PLUM PC-7206

NOTE: On July 1, 2020, PolyOne and Clariant Masterbatch joined together as Avient, a new kind of materials company focused on conquering customer challenges and unlocking the potential for innovation and sustainability around the globe.

NOTE: On July 1, 2020, PolyOne and Clariant Masterbatches joined together as Avient, a new kind of materials company focused on conquering customer challenges and unlocking the potential for innovation and sustainability around the globe.

NOTE: On July 1, 2020, PolyOne and Clariant Masterbatches joined together as Avient, a new kind of materials company focused on conquering customer challenges and unlocking the potential for innovation and sustainability around the globe.

NOTE: On July 1, 2020, PolyOne and Clariant Masterbatches joint together as Avient, a new kind of materials company focused on conquering customer challenges and unlocking the potential for innovation and sustainability around the globe.