lang=En&n=3C401D5C-1 http://www.ec.gc.ca/default.asp? lang=En&n=BD3CE17D-1 http://www.ec.gc.ca/default.asp? n=29E6BF9F-1&lang=en http://www.ec.gc.ca/default.asp?

Avient acquired the Clariant Color business on July 1, 2020 (the “Acquisition Date”). Morgan • New Senior Secured Term Loan B and new Senior Unsecured Notes • Potential proceeds from sale of Distribution business modeled to pay off 5.25% senior notes due 2023 and Term Loan • Acquisition aligned with Avient’s track record of disciplined capital allocation policy • Existing dividend policy maintained, focus on deleveraging in the near term (1) (1) Pro forma for the acquisition of Dyneema® and potential divestiture of Distribution, including repayment of senior notes due 2023 and Term Loan Cash and Cash Equivalents 595$ Senior Secured Term Loan due 2026 605$ New Senior Secured Term Loan B 500 Total Senior Secured Debt 1,105$ Senior Unsecured Notes due 2025 650$ New Senior Unsecured Notes 740 Total Senior Unsecured Debt 1,390$ Total Debt 2,495$ Net Debt 1,900$ 2022 Pro forma Adjusted EBITDA 660$ Net Debt / Adjusted EBITDA 2.9x Pro Forma Capitalization (2022 estimates, all figures in $M) TWO-YEAR LEVERAGE GOAL 24 3.5x 2.7x 1.7x 2.9x 2.5x 2.2x 2019PF 2020PF 2022E 2022PF 2023E 2024E Dyneema® AcquisitionClariant Color Acquisition (1) Pro forma for the acquisition of the Clariant Color business (2) Pro forma for the acquisition of Dyneema® and potential divestiture of Distribution, including repayment of senior notes due 2023 and Term Loan (1) (1) (2) 25 PRO FORMA MODELING 2022E Pro Forma Pro Forma ($M) w/ Dyneema w/Sale Revenue 5,100$ 415$ 5,515$ (1,775)$ 3,740$ Adjusted EBITDA 635 130 765 (105) 660 EBITDA % 12% 31% 14% 6% 18% Pro Forma EPS (Adjusted) 3.50$ 0.00$ 3.50$ (0.56)$ 2.94$ Pro Forma EPS (excl. amortization) 3.96$ 0.35$ 4.31$ (0.56)$ 3.75$ Leverage (12/31/2022E) Net Debt / Adjusted EBITDA 1.7x 3.5x 2.9x Avient Dyneema Distribution® ® OUR SPECIALTY JOURNEY ACQUISITION HISTORY 27 Commercial Resources(1) Operating Income ($ in millions) Operating Margins 259 360 At Acquisition 2021 $40 $122 At Acquisition 2021 9% 21% At Acquisition 2021 Established Acquisitions (> 7 years) + 39% + 210% + 1200 bps (1) Commercial Resources include associate headcount in R&D / Technical, Marketing and Sales CLARIANT COLOR ACQUISITION 28 $133 $205 2019PF 2021 28 Clariant Color EBITDA Growth Purchase Price Multiple 10.8x 7.0x 6.1x 2019PF 2021 2021 w/ Full Synergies • Acquisition of Clariant Color business significantly expanded presence in healthcare, packaging and consumer end markets • Strength of portfolio – double-digit annual EBITDA growth since acquisition • $54 million of synergies realized in 2021 • Acquisition completed on July 1, 2020 for $1.45 billion. Purchase price multiple rapidly declining on strength of business and synergy capture (1) (1) (1) Financial information is pro forma to include a full year of Clariant Color acquisition ($ in millions) 11.9% 16.2% 2019PF 2021 EBITDA Margins (1) SPECIALTY TRANSFORMATION 7% 46% 66% 86% 100% 0% 20% 40% 60% 80% 100% 2005 2010 2015 2021 2022 PF % o f A dj us te d EB IT D A(1 ) JVs Distribution Performance Products & Solutions Specialty (1) Adjusted EBITDA is EBITDA excluding corporate costs and special items (2) Pro forma for the acquisition of Dyneema® and potential divestiture of Distribution (2) 29 12% 18% 16% 15% 15% 14% 14% 28% 28% 26% 25% 22% 21% 19% 16% 12% 9% 9% Av ie nt T od ay Av ie nt P F AV Y PP G KW R FU L R PM C E AL B FM C AS H EC L EM N H XL H U N SC L BN R U N VR Median: 21%Median: 15% 2022 EBITDA MARGINS VS.

TÍTULO DO ESTABELECIMENTO (NOME DE FANTASIA) ******** PORTE DEMAIS CÓDIGO E DESCRIÇÃO DA ATIVIDADE ECONÔMICA PRINCIPAL 20.99-1-99 - Fabricação de outros produtos químicos não especificados anteriormente CÓDIGO E DESCRIÇÃO DAS ATIVIDADES ECONÔMICAS SECUNDÁRIAS 46.79-6-01 - Comércio atacadista de tintas, vernizes e similares 46.84-2-99 - Comércio atacadista de outros produtos químicos e petroquímicos não especificados anteriormente 46.63-0-00 - Comércio atacadista de Máquinas e equipamentos para uso industrial; partes e peças 28.66-6-00 - Fabricação de máquinas e equipamentos para a indústria do plástico, peças e acessórios 82.11-3-00 - Serviços combinados de escritório e apoio administrativo 64.63-8-00 - Outras sociedades de participação, exceto holdings 71.20-1-00 - Testes e análises técnicas 22.29-3-02 - Fabricação de artefatos de material plástico para usos industriais CÓDIGO E DESCRIÇÃO DA NATUREZA JURÍDICA 206-2 - Sociedade Empresária Limitada LOGRADOURO AV FRANCISCO NAKASATO NÚMERO 1700 COMPLEMENTO ******** CEP 13.295-000 BAIRRO/DISTRITO SAO ROQUE DA CHAVE MUNICÍPIO ITUPEVA UF SP ENDEREÇO ELETRÔNICO FABIANA.SILVA@POLYONE.COM TELEFONE (11) 4593-9279/ (11) 4593-9252 ENTE FEDERATIVO RESPONSÁVEL (EFR) ***** SITUAÇÃO CADASTRAL ATIVA DATA DA SITUAÇÃO CADASTRAL 08/04/2005 MOTIVO DE SITUAÇÃO CADASTRAL SITUAÇÃO ESPECIAL ******** DATA DA SITUAÇÃO ESPECIAL ******** Aprovado pela Instrução Normativa RFB nº 1.863, de 27 de dezembro de 2018. Página: 1/1

1400 Ravello Drive, Katy, TX, 77449-5164, USA - TEL: +1 281-396-1000. www.dnv.com Page 1 of 2 MANAGEMENT SYSTEM CERTIFICATE Certificate no.: 273138-2018-AQ-RGC-IATF IATF Certificate No: 0558323 Valid: 10 December 2024 – 09 December 2027 This is to certify that the management system of Polyone - Shenzhen Co., Ltd. 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. ACCREDITED UNIT: DNV Business Assurance USA Inc., 1400 Ravello Drive, Katy, TX, 77449-5164, USA - TEL: +1 281-396-1000. www.dnv.com Page 2 of 2 Appendix to Certificate Polyone - Shenzhen Co., Ltd.

POLYETHER ETHERKETONE (PEEK) CCC7340-0401 CCV7340-0860 EEE7340-0600 CCC7330-0232 CCC7340-0699 EGF7340-2626 CCC7340-0500 CCC7340-0225 CCC7310-0900 EEE7310-0225 EGF7340-6661 EGF734R-5802 EEE7340-0008 EEE7340-0131 EEE7340-0819 BGF7346R-4778 EGG7340-2440 EEE7340-0451 VR-EGF7340-66-4 EGG7340-2263 POLYETHERIMIDE (PEI) ETT8710-0555 EEE8710-0474 EEE8710-0887 ETT8710-0320 ETT8710-0561 EEE8700-V001 EEE8700-0881 ETT8710-0241L EEE8710-0668b EEE8710-0302L ETT8710-0060 EEE8710-0300L EEE8710-0628 EEE8700R-0000 EEE8710-0400 POLYETHERSULFONE (PES) VR-ETT6220-06-1 ETT6220-0667 CTC6210-0402 VR-ETT6220-05-3 VR-BEE6226-09-3 CTC6210-0302 ETT6220-V001a VR-ETT6220-03-2 CTC6220-0296 EEE6220-0622 ETT6220-0240 ETT6220-0060 EEE6220-V500L EEE6220R-0726 POLYPHENYLSULFONE (PPSU) ETT6750-0658 VR-ETT6750-07-1 VR-EEE6750-04-5 VR-ETT6750-05-1 ETT6750-0763 VR-ETT6750-05-4 VR-ETT6750-06-4 VR-ETT6750-03-1 ETT6730-0830 EEE6750-0657 ETT6730-0303 VR-EEE6750-04-1 VR-ETT6750-02-2 VR-EEE6760R-03-2 VR-EEE6760-09-1 POLYSULFONE (PSU) ETT6511-0402 CCC6120-0760 EGF6511-4652a ETT6511-0601 CCC6120-0492 CCV6120-0845 ETT6511-0211 ETT6511-0245 CCC6511-0845 ETT6511-0560 ETT6511-0070 VR-CTC6511-08-5 ETT6120-0301a VR-ETT6511-06-6 VR-ETT6120-02-3 Copyright © 2020, Avient Corporation.

Colorant Chromatics Catalog-中文版8.27 高温配方 目录 包括亮白色、特殊效果及其他难以实现的颜色 CCC7340-0401 CCV7340-0860 EEE7340-0600 CCC7330-0232 CCC7340-0699 EGF7340-2626 CCC7340-0500 CCC7340-0225 CCC7310-0900 EEE7310-0225 EGF7340-6661 EGF734R-5802 EEE7340-0008 EEE7340-0131 EEE7340-0819 BGF7346R-4778 EGG7340-2440 EEE7340-0451 VR-EGF7340-66-4 EGG7340-2263 ETT8710-0555 EEE8710-0474 EEE8710-0887 ETT8710-0320 ETT8710-0561 EEE8700-V001 EEE8700-0881 ETT8710-0241L EEE8710-0668b ETT8710-0060 EEE8710-0628 EEE8710-0400 EEE8710-0302L EEE8710-0300L EEE8700R-0000 VR-ETT6220-06-1 ETT6220-0667 CTC6210-0402 VR-ETT6220-05-3 VR-BEE6226-09-3 CTC6210-0302 ETT6220-V001a VR-ETT6220-03-2 CTC6220-0296 EEE6220-0622 ETT6220-0240 ETT6220-0060 EEE6220-V500L EEE6220R-0726 ETT6750-0658 VR-ETT6750-07-1 VR-EEE6750-04-5 VR-ETT6750-05-1 ETT6750-0763 VR-ETT6750-05-4 VR-ETT6750-06-4 VR-ETT6750-03-1 ETT6730-0830 EEE6750-0657 ETT6730-0303 VR-EEE6750-04-1 VR-ETT6750-02-2 VR-EEE6760R-03-2 VR-EEE6760-09-1 ETT6511-0402 CCC6120-0760 EGF6511-4652a ETT6511-0601 CCC6120-0492 CCV6120-0845 ETT6511-0211 ETT6511-0245 CCC6511-0845 ETT6511-0560 ETT6511-0070 VR-CTC6511-08-5 ETT6120-0301a VR-ETT6511-06-6 VR-ETT6120-02-3 www.avient.com 版权所有© 2020埃万特公司。

All Rights Reserved 2025 4 Full-year 2024 organic revenue growth - by region ▲5% ▲1% ▲5% ▲15% Year-over-year revenue growth, excludes the impact of foreign exchange US & Canada Europe, Middle East & Africa Asia Latin America 5Copyright © . All Rights Reserved 2025 Color, Additives & Inks END MARKETS REGIONS 34% 21% 15% 11% 9% 8% Packaging Telecom 1%Energy 1% Transportation Industrial Consumer 34% 37% 20% 9% US & Canada Latin America Asia Europe, Middle East and Africa Healthcare Building & Construction 21Copyright © . All Rights Reserved 2025 22 Avient 2024 regional sales, by end market US & CANADA 41% of sales EMEA 35% of sales ASIA 18% of sales LATIN AMERICA 6% of sales 13% 22% 14% 9% 13% 10% 9% 6% 4% Packaging TelecomEnergyDefenseHealthcareBuilding & construction TransportationIndustrialConsumer 26% 13% 16% 13% 10% 5% 10% 5% 2% 31% 26% 14% 10% 5% 10% 1%1% 2% 61% 20% 7% 6% 4% 2% Copyright © .

lang=En&n=3C401D5C-1 http://www.ec.gc.ca/default.asp? lang=En&n=BD3CE17D-1 http://www.ec.gc.ca/default.asp? n=29E6BF9F-1&lang=en http://www.ec.gc.ca/default.asp?

View PDF The SQS herewith attests that the organisation named below has a management system that meets the requirements of the normative base mentioned. 70 01 _1 /A pr il 20 22 /V er si on 2 .0 Certificate Avient Colorants Germany GmbH Hohenrhein 1 56112 Lahnstein Germany Scope Production of Color Concentrates and Compounds Normative base ISO 50001:2018 Energy Management System Reg. no. 46089 Page 1 of 1 Validity 17. 12. 2023 – 16. 12. 2026 Issue 17. 12. 2023 A.Grisard, President SQS F.

LoC No: 798019/2023 Page 1 of 1 Letter of Conformity Good Manufacturing Practices — Guidelines The Letter of Conformity is granted to Polyone Polymers India Private Limited Plot No. F -27, MIDC, Ranjangaon, Taluka – Shirur, Pune Maharashtra 412220 India Hold this Opinion Statement No. 798019/2023 The Organization has demonstrated that they have followed the guidelines provided for Good Manufacturing Practices as per the ICHQ7 guidelines in their organization for the following Business activity: Research and Development, Manufacture of Color additives, Concentrates and Specialty Formulations for intended use in pharma and other industries Theuns Kotze, Managing Director – IMETA Assurance Last Audit Date: 31.10.2023 BSI Group India Private Limited T: +91-4762-9000 (CIN U74899DL1999PTC101381 info.in@bsigroup.com The Mira Corporate Suites bsigroup.com/en-IN Plot 1&2, Ishwar Nagar, Mathura Road New Delhi-110065, India