Facility: Avient (Argentina) SA Av. Avient Colorants Indonesia Gatot Subroto Km. 4, Jl. Facility: Avient Colorants USA LLC 17 Foss Rd.

A Avient Corporation e as suas subsidiárias e afiliadas ("Avient") estão empenhadas em ser uma organização sustentável e de classe mundial. Os produtos fornecidos à Avient não devem, direta ou indiretamente, financiar ou beneficiar grupos armados da República Democrática do Congo ou de um país limítrofe (a "Países abrangidos") e cumprir a Política da Avient Declaração sobre Minerais de Conflito relativamente a produtos fornecido à Avient. A Avient proíbe o suborno comercial ou as comissões.

Código de conducta para proveedores de Avient Avient Corporation y sus subsidiarias y filiales (“Avient”) se comprometen a ser una organización sostenible de categoría mundial. Avient prohíbe el soborno comercial o las comisiones ilícitas. Los Proveedores deberán presentar los registros contables a Avient cuando se les solicite. • Evite los conflictos de intereses que impliquen tratos comerciales con familiares y amigos cercanos en Avient.

Page 102 Critical Imperatives – Medium to Long Term • Continue cultural and paradigm shift from commodity compounder to collaborative formulator as One PolyOne • Accelerate innovation and leverage megatrends to improve our mix of business with higher-margin improve our mix of business with higher-margin specialty products • Increase specialty contribution and advance globalization via acquisitions • Drive relentless execution and creative innovation as key competitive differentiators Page 103 2011 Proforma ColorMatrix 2015 Target “Where we are” “Where we expect to be” 1) Operating Income % Specialty 8.9% PP&S 7.2% 12 – 16% 9 – 12% Elevating our Expectations and Yours PP&S 7.2% Distribution 5.6% 2) Specialty Platform % of Operating Income 50% 3) ROIC* (after-tax) 10% 4) Adjusted Annual EPS Growth 3 yr CAGR = 71% 9 – 12% 6 – 7.5% 65 – 75% 15% Double Digit Expansion *ROIC is defined as TTM adjusted OI divided by the sum of average debt and equity over a 5 quarter period Page 104

Ltd Business Registration Number: 91320505799067336K Registered I Operation Address: 13 Plant, No.855, Zhujiang Road, Suzhou New District, Jiangsu Province, China by reason of its Quality Management System has been awarded this certificate for compliance with the standard ISO 9001:2015 The Quality Management System Applies in the following area: Production Activities of Plastic Colorant & Additive (UV Blockers, Anti-Oxidation, Anti-Aging) Certified since: January 8, 2009 Valid from: January 16, 2024 Valid until: January 4, 2027 the expiry date of last certification cycle: January 4, 2024 the date of recertification audit: December 21, 2023 to December 22, 2023 After a surveillance cycle, the certificate is valid only when used together with an Acceptance Notice of Surveillance Audit issued by CQC.

Ltd Business Registration Number: 91320505799067336K Registered/ Operation Address: 13 Plant, No.855, Zhujiang Road, Suzhou New District, Jiangsu Province, China by reason of its Environmental Management System has been awarded this certificate for compliance with the standard ISO 14001:2015 The Environmental Management System Applies in the following area: Production and Related Management Activities of Plastic Colorant & Additive (UV Blockers, Anti-Aging,Anti-Oxidation) Certified since: June 6, 2012 Valid from: January 17, 2024 Valid until: January 7, 2027 the expiry date of last certification cycle: January 7, 2024 the date ofrecertification audit: December 21, 2023 to December 22, 2023 After a surveillance cycle, the certificate is valid only when used together with an Acceptance Notice of Surveillance Audit issued by CQC.

Global Chemical Management Policy AVIENT CORPORATION AND SUBSIDIARIES At Avient, we strive to conduct our business activities in a manner that is protective of health and the environment, while using a scientific and risk-based approach to chemical management. Utilizing Responsible Care® Initiatives and Avient’s Product Stewardship Policy, we conduct these protective activities for the chemicals we produce, purchase and sell. Given Avient’s unique location in the supply chain, we coordinate with and inform appropriate stakeholders throughout the value chain in order to facilitate their journey of safe chemical management.

The determination of the GHG emissions is the sole responsibility of Avient. Avient is responsible for the preparation and fair presentation of the GHG emissions statement in accordance with the criteria. Miami, Florida Santa Ana, California July 26, 2022 This verification opinion declaration, including the opinion expressed herein, is provided to Avient and is solely for the benefit of Avient in accordance with the terms of our agreement.

No freedom from any patents or other industrial or intellectual property rights is granted or to be inferred.

No freedom from any patents or other industrial or intellectual property rights is granted or to be inferred.