Independence Assessment of Outside Advisers • The Committee may select a compensation consultant, legal counsel or other adviser to the Committee or receive advice from a compensation consultant, legal counsel or other adviser (other than in-house legal counsel or any compensation consultant, legal counsel or other adviser whose role is limited to the following activities for which no disclosure would be required under Item 407(e)(3)(iii) of Regulation S-K: consulting on any broad-based plan that does not discriminate in scope, terms, or operation, in favor of executive officers or directors of the Company, and that is available generally to all salaried employees; or providing information that either is not customized for a particular company or that is customized based on parameters that are not developed by the compensation consultant, and about which the compensation consultant does not provide advice) only after taking into consideration all factors relevant to that person’s independence from management, including the following: 5 • the provision of other services to the Company by the employer of the compensation consultant, legal counsel or other adviser; • the amount of fees received from the Company by the employer of the compensation consultant, legal counsel or other adviser, as a percentage of the total revenue of the employer of the compensation consultant, legal counsel or other adviser; • the policies and procedures of the employer of the compensation consultant, legal counsel or other adviser that are designed to prevent conflicts of interest; • any business or personal relationship of the compensation consultant, legal counsel or other adviser with a member of the Committee; • any stock of the Company owned by the compensation consultant, legal counsel or other adviser; and • any business or personal relationship of the compensation consultant, legal counsel, other adviser or the employer of the adviser with an executive officer of the Company The Committee shall evaluate whether any compensation consultant retained or to be retained by it has any conflict of interest in accordance with Item 407(e)(3)(iv) of Regulation S-K.

The Committee is not required to assess the independence of any in-house legal counsel or compensation consultant, legal counsel, or other adviser whose role is limited to the 5 following activities for which no disclosure would be required under Item 407(e)(3)(iii) of Regulation S-K: consulting on any broad-based plan that does not discriminate in scope, terms, or operation, in favor of executive officers or non-employee directors of the Company, and that is available generally to all salaried employees; or providing information that either is not customized for a particular company or that is customized based on parameters that are not developed by the compensation consultant, and about which the compensation consultant does not provide advice The Committee shall evaluate whether any compensation consultant retained or to be retained by it has any conflict of interest in accordance with Item 407(e)(3)(iv) of Regulation S-K.

Pettegrew Senior Manager – Product Stewardship Director EH&S - Product Stewardship

Representation based on position: By the Chair of the Board and the Managing Director, each on their own, and by any two Board members jointly Persons role surname, first name(s) / company name date of birth / identity code citizenship Chair of the Board of Directors Merklein, Norbert 03.05.1964 Citizen of Germany Member of the Board of Directors Norén, Jenny Eva Kristina 18.06.1975 Citizen of Sweden Member of the Board of Directors Smeds, Jan-Håkan 22.03.1961 Citizen of Finland Member of the Board of Directors Vetter, Alexander Helmut 04.07.1968 Citizen of Germany Managing Director Norén, Jenny Eva Kristina 18.06.1975 Citizen of Sweden Auditor PricewaterhouseCoopers Oy 0486406-8 Auditor with principal responsibility Grönroos, Maria Alice 19.02.1967 Citizen of Finland Additional information No details about beneficial owners have been registered for the company Name history Avient Finland Oy 01.12.2020 - Clariant Plastics & Coatings (Finland) Oy 04.01.2016 - 01.12.2020 Clariant Masterbatches (Finland) Oy 31.03.2007 - 04.01.2016 Source of information: Finnish Patent and Registration Office

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: 2025年9月30日 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.

RTF Template P lac e and date: For the is s uing offic e: Shanghai, 30 March, 2018 DNV GL – Business A ssurance Suite A , Building 9, No.1591 Hongqiao Road, Changning District, Shanghai 200336, P.R.

Microsoft PowerPoint - Investor Day 2012_05072012.pptx Distribution Kurt S.

$37.5B projected global colorants market size by 2025** 84.7% of consumers cite colors as the primary reason they buy a particular product* U S D © 2020 Avient, All Rights Reserved To learn more about polymer colorants and how you can improve your current color strategy, visit avientdistribution.com or call +1.844.4AVIENT https://www.avientdistribution.com/

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