For more information, visit https://www.avient.com.

The webcast can be viewed at avient.com/investors, or by clicking here: https://edge.media-server.com/mmc/p/ko4y5g9z.

The webcast can be viewed live at avient.com/investors, or by clicking here: https://edge.media-server.com/mmc/p/yrq7mgm9.To participate in the audio-only portion of the call, dial 1-844-835-7433 (domestic) or 1-914-495-8589 (international) and provide conference ID number 7899765. 

KODEX CHOVÁNÍ | 17 OBSAH ÚVOD NÁŠ KODEX CHOVÁNÍ RESPEKT VŮČI VŠEM POCTIVOST NA PRACOVIŠTI INTEGRITA PŘI NAŠEM PODNIKÁNÍ SPOLEČENSKÁ ODPOVĚDNOST FIRMY ZDROJE INFORMACÍ http://polynet/ethics/CorporatePolicies/InformationSystemsUsePolicies/tabid/1885/Default.aspx http://polynet/ethics/GlobalPrivacyandDataProtectionPolicies/tabid/1870/Default.aspx http://polynet/ethics/CorporatePolicies/CyberandDataIncidentResponsePolicy/tabid/2729/Default.aspx http://polynet/ethics/CorporatePolicies/CyberandDataIncidentResponsePolicy/tabid/2729/Default.aspx Informace a obchodování zasvěcených osob Ve společnosti Avient můžete získat důležité informace související se společností Avient nebo jakoukoli společností, s níž podnikáme, které nebyly zpřístupněny veřejnosti. KODEX CHOVÁNÍ | 27 OBSAH ÚVOD NÁŠ KODEX CHOVÁNÍ RESPEKT VŮČI VŠEM POCTIVOST NA PRACOVIŠTI INTEGRITA PŘI NAŠEM PODNIKÁNÍ SPOLEČENSKÁ ODPOVĚDNOST FIRMY ZDROJE INFORMACÍ https://www.avient.com/company/sustainability/sustainability-report https://www.avient.com/company/sustainability/sustainability-report http://Avient.com/sustainability https://www.avient.com/company/sustainability/sustainability-report/products/no-surprises-pledge-0 Otázky a odpovědi Otázka: Můj vedoucí mě požádal, abych se řídila novým postupem pro likvidaci odpadu, ale nejsem si jistá, jestli to je bezpečné nebo dokonce legální. OBSAH ÚVOD NÁŠ KODEX CHOVÁNÍ RESPEKT VŮČI VŠEM POCTIVOST NA PRACOVIŠTI INTEGRITA PŘI NAŠEM PODNIKÁNÍ SPOLEČENSKÁ ODPOVĚDNOST FIRMY ZDROJE INFORMACÍ KODEX CHOVÁNÍ | 30 http://avient.ethicspoint.com http://avient.ethicspoint.com http://avient.ethicspoint.com Severní Amerika Globální centrála Avon Lake, USA 33587 Walker Road Avon Lake, OH, United States 44012 Bezplatná linka: +1 866 765 9663 Telefon: +1 440 930 1000 Fax: +1 440 930 3064 Asijsko-pacifický region Regionální centrála Šanghaj, Čína 2F, Blok C 200 Jinsu Road Pudong, 201206 Shanghai, China Telefon: +86 (0) 21 6028 4888 Fax: +86 (0) 21 6028 4999 Jižní Amerika Regionální centrála Sao Paulo, Brazílie Av.

Tuttavia, il membro di una famiglia non può supervisionare, né direttamente né indirettamente, un parente stretto, inclusi i parenti acquisiti, per via del potenziale e dell’apparente condizione di favoritismo. Vogliamo che voi e le vostre famiglie siate in buona salute e al sicuro. http://Avient.com/sustainability 25 Indice D&R D: il mio supervisore mi ha chiesto di seguire una nuova procedura di smaltimento dei rifiuti ma non sono certo che sia sicura o addirittura legale. Francisco Nakasato, 1700 13295-000 Itupeva San Paolo, Brasile Telefono: +55 11 4593 9200 Europa Sede regionale Pommerloch, Lussemburgo 19 Route de Bastogne Pommer- loch, Lussemburgo, L-9638 Telefono: +352 269 050 35 Fax: +352 269 050 45 www.avient.com http://www.avient.com

STRONG & FLEXIBLE FOR RELIABLE, REPEATABLE PERFORMANCE ADVANCED COMPOSITE SPRINGS https://cloud.kapostcontent.net/pub/7bd857bc-520b-4f91-9308-680e7d078602/product-selection-and-installation-guide-composite-springs.pdf? kui=vqJrAHhRKoTUzIO_kZai-w http://www.polyone.com

11229-2006-CHN-IATF IATF Certificate No: 0573810 Valid: 21 May 2025 – 20 May 2028 This is to certify that the management system of PolyOne - Suzhou, China EM Sector, 77 Shenggang Street, Suzhou Industrial Park, Suzhou, Jiangsu, China 215024 (USI: CF4943) and, if applicable, the remote supporting locations as mentioned in the Appendix accompanying this Certificate has been found to conform to the Quality Management System standard: IATF 16949:2016 This certificate is valid for the following scope: DESIGN AND MANUFACTURE OF PLASTIC COMPOUNDING MATERIAL EXCLUSION: NONE http://www.dnv.com Certificate no.: 11229-2006-CHN-IATF IATF Certificate No: 0573810 Place and date: Katy, TX, 22 May 2025 Lack of fulfilment of conditions as set out in the Certification Agreement may render this Certificate invalid. Room 201, Building 20, No. 200 JinSu Road, Shanghai Free Trade Zone, China 200131 (USI: PKFHC3) Product Design, Process Design DNV http://www.dnv.com

All Rights Reserved. https://www.polyone.com/products/engineered-polymer-formulations/eco-conscious-formulations/gravi-tech-density-modified PRODUCTOR LÍDER DE TAPONES PARA BEBIDAS ALCOHÓLICAS T A P O N E S D E L U J O • Se sustituye el metal al mismo tiempo que se ofrece aspecto y sensación metálicos • Personalización de densidad y color • Procesamiento sencillo • Cumplimiento con las normas de la FDA • El metal se sustituye con un compuesto plástico de densidad modificada para mantener una percepción de alta calidad • Se redujo al mínimo la aparición de desportilladuras por el desgaste cotidiano, que supera al metal porque permite hacer coincidir el interior de la tapa con los colores de revestimiento metalizado • Permitió al cliente introducir sus tapones de lujo en un nuevo segmento del mercado Formulación de densidad modificada Gravi- Tech™ REQUERIMIENTOS CLAVE ¿POR QUÉ AVIENT? Todos los derechos reservados. https://www.polyone.com/products/engineered-polymer-formulations/eco-conscious-formulations/gravi-tech-density-modified

No. 1, Qihang Industry Park, Haoxiang Road, Shajing Town, Baoan, Shenzhen, Guangdong, China 518104 (USI: C5M65R) and, if applicable, the remote supporting locations as mentioned in the Appendix accompanying this Certificate has been found to conform to the Quality Management System standard: IATF 16949:2016 This certificate is valid for the following scope: DESIGN AND MANUFACTURE OF PLASTIC COMPOUNDING MATERIAL EXCLUSION: NONE http://www.dnv.com Certificate no.: 273138-2018-AQ-RGC-IATF IATF Certificate No: 0558323 Place and date: Katy, TX, 10 December 2024 Lack of fulfilment of conditions as set out in the Certification Agreement may render this Certificate invalid. China 201206 (USI: PKFHC3) Process Design, Product Design DNV PolyOne-Suzhou, China 77 Shenggang Street SIP, Suzhou, Jiangsu, China 215127 (USI: CF4943) Contract Review, Sales, Supplier Management DNV http://www.dnv.com

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. 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