Microsoft Word - EHS Committee Charter (Amended July 2022).doc AVIENT CORPORATION ENVIRONMENTAL, HEALTH AND SAFETY COMMITTEE CHARTER Membership • Members of the Environmental, Health and Safety Committee (the “Committee”) of the Board of Directors (the “Board”) of Avient Corporation (the “Company”) will be appointed by the Board each year

Shots Composite Panel Nominal Thickness Nominal Weight Level 1 9mm full metal copper jacket with lead core 1175 ft/sec 358 m/sec 3 GlasArmor™ Level 1 0.256 in 6.5 mm 2.7 lb/ft2 13.2 kg/m2 Level 2 .357 magnum jacketed head soft point 1250 ft/sec 381 m/sec 3 GlasArmor™ Level 2 0.384 in 9.8 mm 4.0 lb/ft2 19.5 kg/m2 .44 magnum lead semi-wadcutter gas checked 1350 ft/sec 411 m/sec 3 GlasArmor™ Level 3 0.500 in 12.7 mm 5.2 lb/ft2 26.4 kg/m2 ThermoBallistic™ Level 3 0.440 in 11.2 mm 3.9 lb/ft2 19.0 kg/m2 PR OT EC TI O N L EV EL S Level 4–8: Customized solutions available, contact Avient to learn more. Characteristic GlasArmor Thermoset Panels ThermoBallistic Thermoplastic Panels Steel Concrete Performance-to-Weight            Bullet Resistance – Pistols           Bullet Resistance – Rifles    NA1     Temperature Performance        2         UV Resistance       3         Electrical Conductivity              Flame Retardance    5   4         Ease of Installation             1 Ballistic resistance to rifle fire can be achieved by layering ThermoBallistic and GlasArmor panels – contact Avient 2 ThermoBallistic panels made with polypropylene resin systems 3 UV resistance is achieved using surface polymeric films 4 Flame retardant additives can be incorporated upon request under some circumstances 5 Fire rated for 1-hour per ASTM E-119-09c when tested in an interior wall system Compare the different materials used for ballistic protection https://go.avient.com/BallisticProtection?

: AVIENT SINGAPORE PTE. Date Registered ID Officers/Authorised Representative(s) Position Held Nationality/CitizenshipName Date of Appointment XU TAO EB6238077 CHINESE 30/06/2021ACRA DirectorROOM 102, BUILDING 20, SUB LANE 7, LANE 888, LUOJIN ROAD SHANGHAI, 201104, CHINA CHAN BAI RONG S8534833G SINGAPORE CITIZEN 30/06/2021ACRA Director10A BENDEMEER ROAD #26-103 BENDEMEER LIGHT SINGAPORE (331010) LEE SAY ENG A52290094 MALAYSIAN 30/06/2021ACRA Page 2 of 4 ID Officers/Authorised Representative(s) Position Held Nationality/CitizenshipName Date of Appointment Director168 JINAN ROAD, BUILDING 10, ROOM 802, SHANGHAI CHINA 200021 CHAN LAI YIN S7480587F MALAYSIAN 28/06/2010ACRA Secretary26 SIMEI STREET 1 #11-08 MELVILLE PARK SINGAPORE (529947) LEE WEI HSIUNG S7927166G SINGAPORE CITIZEN 01/12/2009ACRA Secretary633 JURONG WEST STREET 65 #10-310 SINGAPORE (640633) Shareholder(s) Name ID Nationality/Citizenship Place of incorporation/ Origin/Registration Address Changed AVIENT CORPORATION T05UF0103G UNITED STATES OF AMERICA ACRA1 33587 WALKER ROAD, AVON LAKE, OHIO 44012, UNITED STATES OF AMERICA Ordinary(Number) Currency 694600 SINGAPORE, DOLLARS Ordinary(Number) Currency 7200000 UNITED STATES OF AMERICA, DOLLARS Page 3 of 4 Abbreviation UL - Local Entity not registered with ACRA UF - Foreign Entity not registered with ACRA AR - Annual Return AGM - Annual General Meeting FS - Financial Statements OSCARS - One Stop Change of Address Reporting Service by Immigration & Checkpoint Authority.

company-owned vehicles, process emissions, and on-site heating) Scope 2: Indirect emissions from purchased indirect sources, such as the production of electricity and steam for an organization’s use Scope 3: Indirect emissions from sources up and down the supply chain, including materials, transportation of goods, and the processing, use, and end-of-life treatment of sold products Cradle-to-Gate: Carbon impact of a product from raw materials and product manufacturing Cradle-to-Grave: Carbon impact and analysis across the entire life cycle of a product from raw materials to disposal © 2023 Avient • www.avient.com • 1.844.4AVIENT Raw Materials Supply Chain UNDERSTANDING CARBON FOOTPRINT CO2e Transportation End-of-Life Treatment Processing of Goods Use of Products Transportation Chemical Processing Cradle-to-Gate (B2B) Cradle-to-Grave (B2C) SCOPE 3 INDIRECT SCOPE 3 INDIRECT Electricity Steam Company Facilities Company-Owned Vehicles SCOPE 1 DIRECT SCOPE 2 INDIRECT Reporting CompanyUpstream

1400 Ravello Drive, Katy, TX, 77449-5164, USA - TEL: +1 281-396-1000. www.dnv.com Page 2 of 2 Appendix to Certificate PolyOne - Suzhou, China Remote Support Locations included in the certification are as follows: Site Name Site Address RSL Activities Certification Body Avient China Co., Ltd.

Advantages Recyclability, enhanced toughness, chemical resistance, noise and vibration damping, post-formability, and lower density DURABILITY STRENGTH • Corrosion resistance for marine and deep water applications • Improved shock resistance with aramid fibers • Protection from shrapnel for military barriers • Structural performance in aerospace and marine markets • High tensile strength for industrial applications © 2020 Avient, All Rights Reserved For more information on advanced composites, visit avient.com or call +1.844.4AVIENT http://avient.com

Any translations of this document shall be used for reference only.) 2/2 Appendix to the Certificate of Approval AWARDED TO PolyOne France Tossiat Route de la vavrette, 01250, Tossiat - France IATF USI: LWZS4P REMOTE SUPPORT FUNCTION(S) NAME ADDRESS SCOPE AVIENT LUXEMBOURG 19, Route de bastogne, 9638, Pommerloch - Luxembourg IATF USI: GAZS9A Purchasing, Logistics, Supplier Management PolyOne Europe Logistics 7 Rue bleriot, 4460, Grace-Hollogne - Belgium IATF USI: P4WA4Y Warehousing Polyone Poland Ul. wschdnia 6, 99-300, Kutno - Poland IATF USI: C4W5ZL Logistics https://e-cer.bureauveritas.com/68LJQE0ZV0CO6I7YW0YSXOUMV9WWROQPHPI2AOHRRLFFVRAVTFVZGXKWIE3TOWLTTKEWCPQB9UNAPXHH6T0HXOMUEDVYPRPJLEXBBTKQYPBRICYOKY143TECQ5UMHGA3JX 2024-12-13T10:07:11+0100 Authenticity and Integrity

AVIENT CORPORATION GOVERNANCE AND CORPORATE RESPONSIBILITY COMMITTEE CHARTER Membership • The Governance and Corporate Responsibility Committee (the “Committee”) of the Board of Directors (the “Board”) of Avient Corporation (the “Company”) will consist entirely of directors who meet the definition of “independent” as set forth in the Corporate Governance Standards of the New York Stock Exchange

Governance and Corporate Responsibility Charter Proposed Revisions March 2025 Final and Approved.pdf AVIENT CORPORATION GOVERNANCE AND CORPORATE RESPONSIBILITY COMMITTEE CHARTER Membership The Governance and Corporate Responsibility Committee (the “Committee”) of the Board of Directors (the “Board”) of Avient Corporation (the “Company”) will consist entirely of directors who meet the definition of “independent” as set forth in the Corporate Governance Standards of the New York Stock Exchange.

At Avient, we are proud to be a part of the solution, supporting the shift from a linear economy to a circular economy and driving sustainability for all of our stakeholders. SOURCE: https://www.circularity-gap.world/updates-collection/countries-critical-in-achieving-a-global-circular-economy SOURCE: https://www.construcia.com/en/noticias/which-countries-are-leading-the-change-in-circular-economy/ Avient is committed to solving the world’s most complex materials science challenges, which includes creating innovations that contribute to restorative and regenerative systems. Connect with us to learn more about how Avient can deliver specialized material solutions that keep pace with the ever-increasing demands for sustainability and support the creation of a circular economy.