Sync design with manufacturability: Learn how Avient Design Labs can help with your next project Sync design with manufacturability: Learn how Avient Design Labs can help with your next project LIST OF SERVICES

Gate type should be selected based on location and part geometry Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application. AVIENT MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, either with respect to the information or products reflected by the information.

As of December 31, 2022, Avient employed approximately 9,700 people, 34% of which were located in the U.S. and Canada, 35% were located in Europe, Middle East, and Africa, 24% were located in Asia, and 7% were located in Latin America. We established threshold, target and maximum adjusted EPS goals for each of the above listed performance periods. r) “Market Value per Share” means as of any particular date the closing sale price of the Common Shares as reported on the New York Stock Exchange or, if not listed on such exchange, on any other national securities exchange on which the Common Shares are listed.

Avient forbids the use of any form of child labor in connection with Avient’s business. Additionally, Avient forbids any form of forced or compulsory labor or human trafficking in connection with Avient’s business. At Avient, our people are at the forefront of all we do.

Increase vent width and locations 4. Increase/Decrease mold temperature Gate Size/Location 1. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application.

Avient forbids the use of any form of child labor in connection with Avient’s business. Additionally, Avient forbids any form of forced or compulsory labor or human trafficking in connection with Avient’s business. At Avient, our people are at the forefront of all we do.

VERIFICATION OPINION DECLARATION GREENHOUSE GAS EMISSIONS To: The Stakeholders of Avient Corporation Apex Companies, LLC (Apex) was engaged to conduct an independent verification of the greenhouse gas (GHG) emissions reported by Avient Corporation (Avient) for the period stated below. The determination of the GHG emissions is the sole responsibility of Avient. Cleveland, Ohio Doral, Florida September 25, 2024 This verification 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.

Upon approval of the final CMF concept, the product code is issued, and a production location for the masterbatch is determined. Additional Services • Color consultation to select or develop quick color and effect concepts • Polymer technology consultation to find solutions for technical and material challenges • Prototyping and sampling to best visualize color and effect considering polymer type, shape, and texture • Brand color management to ensure global color consistency • Color education and training to impart plastic coloration knowledge to non-experts • ColorForward™ color trend forecasting tool to provide insights into the CMF concepts expected to trend in the coming years Capabilities Multi-disciplinary Expertise Experts in CMF, industrial and conceptual design, color trends, polymer and color technology, formulation Extensive Toolbox Extensive color libraries and trend books, mood board creation, physical/virtual prototyping, cost evaluation, technical feasibility evaluation, sampling Valuable Networking Internal networking with Avient departments such as Avient Design, marketing, product safety, color matching labs, technology, sustainability group and external networking with designers, color associations, consultants, raw material providers Strategic Locations Locations in Asia, EMEA, Latin America and the U.S. 1.844.4AVIENT www.avient.com Copyright © 2025, Avient Corporation. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application.

Gate type should be selected based on location and part geometry. 2. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application. AVIENT MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, either with respect to the information or products reflected by the information.

No. 10231X Form W-9 (Rev. 10-2018) AVIENT CORPORATION AVIENT COLORANTS USA LLC ✔ 5 E 33587 WALKER ROAD AVON LAKE, OH 44012 3 4 1 7 3 0 4 8 8 1/15/2021 Form W-9 (Rev. 10-2018) Page 2 By signing the filled-out form, you: 1. The article number (or location) in the tax treaty that contains the saving clause and its exceptions. 4. Note: If no name is circled when more than one name is listed, the number will be considered to be that of the first name listed.