Patterson, Chairman, President and Chief Executive Officer, Avient Corporation. In addition, the company will provide an update on the integration of the Clariant Color business, including future synergy capture, and a financial overview. To access Avient’s news library online, please visit www.avient.com/news.

The efficiency of the design may be verified by recording the time it takes to make a complete color change while producing parts.

Avient Corporation. Avient Corporation. All Rights Reserved 2025 10 Color, Additives & Inks - Q4 2024 performance Sales 459 468 Q4 2023 Q4 2024 EXCL.

No. 0962.01) 09/05/2023 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 AVIENT CORPORATION 80 North West Street Norwalk, OH 44857 Craig Polta Phone: 419 660 4278 MECHANICAL Valid To: September 30, 2025 Certificate Number: 0962.01 In recognition of the successful completion of the A2LA evaluation process, accreditation is granted to this laboratory to perform the following tests on plastics: Test Method(s) Test Name ASTM D256; ISO 180 Notched Izod ISO 179 (1eA) Determination of Charpy Impact ASTM D523 Gloss ASTM D618 (Method A) Conditioning of Test Specimens ASTM D792 (Method A) Specific Gravity ASTM D1238 (Method B) Melt Flow Rate ASTM D3012 Thermal Oxidative Stability ASTM D3641 Injection Molding Test Specimens FMVSS 302 Flammability ASTM E1331; SAE J1545 Spectrophotometric Color Difference SAE J1885 (Rev. Accredited Laboratory A2LA has accredited AVIENT CORPORATION Norwalk, OH for technical competence in the field of Mechanical Testing This laboratory is accredited in accordance with the recognized International Standard ISO/IEC 17025:2017 General requirements for the competence of testing and calibration laboratories.

Avient Canada ULC Avient Supplier Information Avient Quality Policy

Avient Canada ULC Avient Supplier Information Avient Quality Policy

RAISE is Avient’s newest ERG, launched in 2023. Surface feedback about what caregivers and working parents need at Avient, and create a structure that enables similar groups to form at other Avient sites Family-friendly events Avient Support.

I am very happy that Avient is a safe environment that values its LGBT+ talents. Connect LGBTQ associates and supporters to advance Avient’s diversity and inclusion vision Promote Avient externally as an inclusive company

ABS Quality Evaluations This is to confirm that the Environmental, Health, Safety and Security Management System of: Avient Corporation Avient Corporation HQ 33587 Walker Road Avon Lake, OH 44012 U.S.A. Dominic Townsend, President Effective Date: 22 March 2024 Expiration Date: 28 February 2025 Revision Date: 22 March 2024 Avient Corporation - Binh Duong, Vietnam 03 Street 02, VSIP Thuận An, Binh Duong 820000 Vietnam Design and Manufacture of Colorants and Additives for Plastics 65536-116859Certificate No: Page 10 of 53 ABS Quality Evaluations ABS Quality Evaluations, Inc. 1701 City Plaza Drive, Spring, TX 77389, U.S.A. Manufacture of Colorants and Additives for Plastics 65536-100253Certificate No: Page 52 of 53 ABS Quality Evaluations ABS Quality Evaluations, Inc. 1701 City Plaza Drive, Spring, TX 77389, U.S.A.

Avient Resources Learn how Avient's pre-dispersed colorants and additives give you the consistency and quality your products deserve Learn about Avient's urethane paste colorants (PEP & ET)