Desweiteren erwarten wir von unseren Lieferanten: • Liefern Sie nur konfliktfreie 3TG-Metalle an Avient; • Sorgfältige Prüfung der Lieferketten durch Anwendung eines national oder international anerkannten Sorgfaltsprüfungsprogramms im Rahmen der Sorgfaltspflicht; • Auf Anfrage ist Avient über die Sorgfaltspflicht zu berichten und zu bescheinigen, dass die an Avient gelieferten 3TG-Metalle aus den erfassten Ländern konfliktfrei sind; und • Melden Sie Avient unverzüglich alle Änderungen in der Lieferkette in Bezug auf die Herkunft der 3TG- Metalle oder den Konfliktstatus

Dans la poursuite de ce qui précède, nous attendons de nos fournisseurs qu’ils : • Fournissent uniquement des métaux 3TG issus de zones sans conflit à Avient ; • S’engagent dans la diligence raisonnable des chaînes d’approvisionnement en suivant un cadre de diligence reconnu au niveau national ou international ; • Signalent (sur demande) à Avient leurs processus de diligence raisonnable et certifient que les métaux 3TG fournis à Avient par les pays limitrophes sont exempts de conflit ; et • Signalent immédiatement à Avient toute modification de la chaîne d’approvisionnement concernant l’origine des métaux 3TG ou le statut de conflit

We can collaborate with you to enhance traditional materials or guide you in using advanced composites for metal replacement, custom additives to reduce microbe growth, specialty thermoplastic elastomers (TPEs) for flexible strength, and more that assist you in achieving our business goals and helping patients thrive.

Discover our safe and environmentally sound solutions to help you grow your business

Avient PAC aligns with candidates who support laws and regulations consistent with sustainable business practices and Avient’s interests, represent a state or district where an Avient facility is located and/ or are active members or leadership of key committees/positions.

In the printing industry, ensuring that colors are correct is an essential part of business.

IATF Certificate CH-S 证书制作地点及日期: 证书认可签发机构: Katy, TX, 2024年12月 10日 DNV - Business Assurance 1400 Ravello Drive, Katy, TX, 77449-5164, USA Sherif Mekkawy 管理代表 未履行认证协议中规定条款会导致此证书失效，获证组织必须定期接受监督审核并经审核合格此证书方继续有效。 获得认可的单位: DNV Business Assurance USA Inc., 1400 Ravello Drive, Katy, TX, 77449-5164, USA - TEL: +1 281-396-1000. www.dnv.com 管理体系认证证书 证书号码: 273138-2018-AQ-RGC-IATF IATF证书号码: 0558323 有效期限: 2024年12月 10日 – 2027年12月 09日 兹证明 普立万聚合体（深圳）有限公司 中国广东省深圳市宝安区沙井镇蚝乡路启航工业园1号 518104 统一社会信用代码：9144030076498189X0(USI: C5M65R) 外部支持场所： 见附页 质量管理体系符合 : IATF 16949:2016 此证书对下列范围有效: 塑料改性材料的设计和制造 豁免：无 http://www.dnv.com 证书号码: 273138-2018-AQ-RGC-IATF IATF证书号码: 0558323 证书制作地点及日期: Katy, TX, 2024年12月 10日 未履行认证协议中规定条款会导致此证书失效，获证组织必须定期接受监督审核并经审核合格此证书方继续有效。 获得认可的单位: DNV Business Assurance USA Inc., 1400 Ravello Drive, Katy, TX, 77449-5164, USA - TEL: +1 281-396-1000. www.dnv.com 页 2 / 2 证书附页 普立万聚合体（深圳）有限公司 外部支持场所： 场所名称 场所地址 外部支持场所活动 认证机构 普立万企业管理（上海）有限公司 中国上海浦东金桥经济开发技术区 金苏路200号C幢2楼 201206(USI: PKFHC3) 产品设计，过程设计 DNV 普立万聚合体（苏州）有限公司 中国江苏省苏州工业区胜港街77号 215127(USI: CF4943) 合同评审，销售，供应商管理 DNV http://www.dnv.com

WHAT WE DO: MATERIAL SCIENCE 4 CUSTOM FORMULATION SUSTAINABILITY FOR A BETTER TOMORROW Revenue From Sustainable Solutions* 2016-2021 $310 205 140 80 75 45 40 20 $915M2021 Sales *Avient Sustainable Solutions definitions aligned with FTC 2012 Guide for the Use of Environmental Marketing Claims (“Green Guides”) **2020 is Pro Forma to include full year of the Clariant Color business Future Growth Revenue Assumptions From Sustainable Solutions: 8 - 12% 5 Key Updates • Provided progress on 2030 Sustainability Goals • Emphasized commitment to U.N. Purchase price multiple rapidly declining on strength of business and synergy capture 12 $133 $201 2019PF 2022E 12 Clariant Color EBITDA Growth Purchase Price Multiple 10.8x 7.0x 6.4x 2019PF 2021 2022E w/ Full Synergies 11.9% 16.3% 2019PF 2022E EBITDA Margins CLARIANT COLOR: TRANSFORMATIONAL ACQUISITION (1) Financial information is pro forma to include a full year of Clariant Color business SUNBELT PVC Resins DSS 20 Acquisitions $4.8B Investment $2.7B of Annual Revenue 5 Divestments $2.3B Proceeds TPE PP&S HISTORIC SPECIALIZATION THROUGH M&A 13 Distribution DSM Protective BOLT-ON ACQUISITION HISTORY 14 Commercial Resources Operating Income Operating Margins 259 363 $40 $139 Established Acquisitions (> 7 years) + 40% + 248% + 1300 bps I N V E S T T O G R O W SPECIALTY TRANSFORMATION T O D A Y 46% 67% 86% 0% 60% 80% 2005 2010 2019 2021 2022 PF % o f A d ju st ed E B IT D A • Commodity JVs • Distribution • Performance Products & Solutions • Specialty Businesses (1) Adjusted EBITDA is EBITDA excluding corporate costs and special items (2) Pro forma for the acquisition of Dyneema® and divestiture of Distribution (1 ) (2) 15 Building & 43% 14% Telecom. 2% 2006 2022 Pro Forma 21% Building & Telecom. EBITDA Margins • Focus on organic growth combined with transformative and bolt-on acquisitions • Divested commodity businesses tied to more cyclical end markets • Expanded presence in high growth areas of sustainable solutions, specialty healthcare applications, composites and more resilient end markets 5.4% 11.5% 16.1% 2006 2018 2022PF $142 $408 $585 2006 2018 2022PF 2006 figures exclude joint venture results 19 RETURNING CASH TO SHAREHOLDERS Growing Dividend 0.1 0.1 0.2 0.5 0.6 0.7 0.8 0.9 0.9 1.0 1.0 1.0 11 12 13 14 15 16 17 18 19 20 21 22 0.16 0.20 0.26 0.34 0.42 0.50 0.58 0.72 0.79 0.81 0.85 0.95 0.99 11 12 13 14 15 16 17 18 19 20 21 22 23 ~$1Bn REPURCHASED OVER LAST 11 YEARS ~$550MM PAID OVER LAST 11 YEARS Dividends Share Repurchases Cumulative Buybacks $B n $ p e r sh ar e 2022 PRO FORMA ADJUSTED EPS Earnings Growth Expanding Profitability $0.15 $1.09 $2.08 $2.67 2009 2012 2015 2018 2022PF T H IR D Q UART ER 2022 RE S U LTS $110 $119 $0.61 $0.59 Q3 2022 PERFORMANCE (TOTAL COMPANY CONT.

WHAT WE DO: MATERIAL SCIENCE 4 CUSTOM FORMULATION SUSTAINABILITY FOR A BETTER TOMORROW Revenue From Sustainable Solutions* 2016-2021 $310 205 140 80 75 45 40 20 $915M2021 Sales *Avient Sustainable Solutions definitions aligned with FTC 2012 Guide for the Use of Environmental Marketing Claims (“Green Guides”) **2020 is Pro Forma to include full year of the Clariant Color business Future Growth Revenue Assumptions From Sustainable Solutions: 8 - 12% 5 Key Updates • Provided progress on 2030 Sustainability Goals • Emphasized commitment to U.N. Purchase price multiple rapidly declining on strength of business and synergy capture 12 $133 $201 2019PF 2022E 12 Clariant Color EBITDA Growth Purchase Price Multiple 10.8x 7.0x 6.4x 2019PF 2021 2022E w/ Full Synergies 11.9% 16.3% 2019PF 2022E EBITDA Margins CLARIANT COLOR: TRANSFORMATIONAL ACQUISITION (1) Financial information is pro forma to include a full year of Clariant Color business SUNBELT PVC Resins DSS 20 Acquisitions $4.8B Investment $2.7B of Annual Revenue 5 Divestments $2.3B Proceeds TPE PP&S HISTORIC SPECIALIZATION THROUGH M&A 13 Distribution DSM Protective BOLT-ON ACQUISITION HISTORY 14 Commercial Resources Operating Income Operating Margins 259 363 $40 $139 Established Acquisitions (> 7 years) + 40% + 248% + 1300 bps I N V E S T T O G R O W SPECIALTY TRANSFORMATION T O D A Y 46% 67% 86% 0% 60% 80% 2005 2010 2019 2021 2022 PF % o f A d ju st ed E B IT D A • Commodity JVs • Distribution • Performance Products & Solutions • Specialty Businesses (1) Adjusted EBITDA is EBITDA excluding corporate costs and special items (2) Pro forma for the acquisition of Dyneema® and divestiture of Distribution (1 ) (2) 15 Building & 43% 14% Telecom. 2% 2006 2022 Pro Forma 21% Building & Telecom. EBITDA Margins • Focus on organic growth combined with transformative and bolt-on acquisitions • Divested commodity businesses tied to more cyclical end markets • Expanded presence in high growth areas of sustainable solutions, specialty healthcare applications, composites and more resilient end markets 5.4% 11.5% 16.1% 2006 2018 2022PF $142 $408 $585 2006 2018 2022PF 2006 figures exclude joint venture results 19 RETURNING CASH TO SHAREHOLDERS Growing Dividend 0.1 0.1 0.2 0.5 0.6 0.7 0.8 0.9 0.9 1.0 1.0 1.0 11 12 13 14 15 16 17 18 19 20 21 22 0.16 0.20 0.26 0.34 0.42 0.50 0.58 0.72 0.79 0.81 0.85 0.95 0.99 11 12 13 14 15 16 17 18 19 20 21 22 23 ~$1Bn REPURCHASED OVER LAST 11 YEARS ~$550MM PAID OVER LAST 11 YEARS Dividends Share Repurchases Cumulative Buybacks $B n $ p e r sh ar e 2022 PRO FORMA ADJUSTED EPS Earnings Growth Expanding Profitability $0.15 $1.09 $2.08 $2.67 2009 2012 2015 2018 2022PF T H IR D Q UART ER 2022 RE S U LTS $110 $119 $0.61 $0.59 Q3 2022 PERFORMANCE (TOTAL COMPANY CONT.

AVIENT’S NO SURPRISES PLEDGE℠ At Avient, we are committed to helping you grow your business with safe and environmentally sound solutions. Contact Avient to tap into our material science expertise and comprehensive product development support services to help you bring your ideas to market faster.