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. This document is issued by the Company subject to SGS General Conditions of certification services available on Terms and Conditions | SGS. Certified since 03 November 2000 Jonathan Hall Global Head - Certification Services Authorised by SGS United Kingdom Ltd Rossmore Business Park, Ellesmere Port, Cheshire, CH65 3EN, UK t +44 (0)151 350-6666 - www.sgs.com https://www.sgs.com/en/terms-and-conditions/

They use words such as "will," “anticipate,” “estimate,” “expect,” “project,” “intend,” “plan,” “believe” and other words and terms of similar meaning in connection with any discussion of future operating or financial condition, performance and/or sales. F X ) -10% -11% -3% -12% 10 Avient ex. Avient Specialty Other Specialty / 2023E(%) 32 79 87 83 81 76 73 90 79 77 76 73 69 60 22 MULTIPLE EXPANSION Avient Specialty Other Specialty / Note: Avient reflects 2023 adjusted EBITDA guidance of $530M and closing share price of $38.51.

Avient helped a particular customer displace nonrecyclable packaging. This additive is particularly suitable in packaging for ultra-high temperature (UHT) liquid dairy products, as these types of products have a longer shelf life, making them more susceptible to light-induced oxidation due to ambient storage conditions.

These formulations also provide excellent UV resistance protecting outdoor/indoor cables from varying weather conditions.   In a world where communication speed and reliability have become critical, high performing cable solutions are on the rise,” said Matt Mitchell, director, global marketing at Avient. About Avient

MYYNTIEHDOT Näitä Myyntiehtoja sovelletaan Avient Corporationin tai sen tytär-/sidosyhtiön (”Myyjä”) toteuttamaan Tuotteiden myyntiin toisille osapuolille (“Ostaja”). 1. Jos Ostaja myy Tuotteet uudelleen, Ostaja hyväksyy Ostajan Avient- tuotteiden jälleenmyyntiä koskevat ehdot, jotka sijaitsevat osoitteessa www.avient.com/terms.

This registration is subject to the SAI Global Terms and Conditions for Certification. While all due care and skill was exercised in carrying out this assessment, SAI Global accepts responsibility only for proven negligence. This certificate remains the property of SAI Global and must be returned to them upon request.

As we begin 2025, we are poised to execute our strategy to deliver value for our shareholders by prioritizing our portfolio, amplifying innovation, leveraging digital technologies and harnessing the collective strengths of our more than 9,000 global employees.” Our local touch and customer engagement, combined with our global presence, allows us to serve customers with agility. They use words such as "will," "anticipate," "estimate," "expect," "project," "intend," "plan," "believe," and other words and terms of similar meaning in connection with any discussion of future operating or financial condition, performance and/or sales.

What's more, a fluoropolymer can exhibit very different properties in terms of heat and chemical resistance depending on the applicaiton and its design, and this variability greatly influences the pigment selection process. Additionally, each manufacturing process has unique attributes in terms of process speed and material dynamics during processing.

Works independently from climate conditions Browse and download our literature to learn more about Avient solutions and services. Avient Wire & Cable Industry Bulletin

Facility: Avient Corporation - Global Headquarters - Avon Lake, OH 33587 Walker Road Facility: Avient Corporation - Ahrensburg Kornkamp 50 22926 Ahrensburg, Schleswig-Holstein Germany Activity: Management of EMS, Responsible Care Corporate Support Activities in Sr. Gebze, Kocaeli 41448 Turkey Activity: Design and Manufacture of Colorants and Additives for Plastics Activity: Design and Manufacture of Colour and Additive Concentrates, Facility: Avient Corporation - Guangzhou, China 2#, Nanyunsan Rd, Huangpu District, Science City Guangzhou Hi-Tech Industrial Development Zone Guangzhou, Guangdong Province 510663 Facility: Avient Corporation - Guatemala City 27 Avenida 34-11, Zona 12 Complejo Parque Guatemala City 01012 Guatemala Facility: Avient Corporation - Binh Duong, Vietnam 03 Street 02, VSIP Thu n An, Binh Duong 820000 Vietnam Facility: Avient Corporation - Butterworth, Malaysia Lot 1232, MK. 15, Kawasan Industri Kecil & Sederhana Butterworth, Penang 14120 Malaysia Page 4 of 10 Facility: Avient Corporation - Kalol, India Kalol Works, Shed No.18-22 GIDC Estate Kalol, Gujarat 389330 Facility: Avient Corporation - Konstantynow Lódzkie, Poland ul. De Martorell, 124 Sant Andreu, Barcelona 8740 Facility: Avient Corporation - Santa Clara, Mexico Plásticos 28 int B102 Santa Clara Coatitla, Ecatepec de Morelos, Estado de México 55540 México Activity: Design and Manufacture of Colour and Additive Concentrates, Facility: Avient Corporation - Shanghai (Xinzhuang), China No. 88, Lane 4377 Jindu Road Minhang District Shanghai 201108 Facility: Avient Corporation - Shenzhen, China No. 1, Qihang Industry Park, Haoxiang Road Shajing Town, Baoan Shenzhen, Guangdong Province 518104 Facility: Avient Corporation - Rania, India Survey No.344/1-2-3 Rania Works, Sakarda Bhadarwa Road Rania, Gujarat 391780 Facility: Avient Corporation - Riyadh, Saudi Arabia 2nd Industrial City, Al-Kharj Road P.O.