Masterbatch colorants and special effects to provide shelf appeal and product protection in rigid containers and closures

Provide air assist.

Provide air assist.

WITH ADDITIONAL FACILITIES LISTED ON ATTACHED ANNEX) has been assessed by ABS Quality Evaluations, Inc. and found to be in conformance with the requirements set forth by: Page 2 of 10 Facility: Avient Austria GmbH Alfred Feierfeilstraße 3 Perchtoldsdorf 2380 Austria Facility: Avient Colorants Belgium SA Parc Scientifique Fleming, Fond Jean Pâques 1 Louvain-la-Neuve, Walloon Brabant 1348 Belgium Activity: Administration Activity: Site management, CSD – Customer Services, Manufacture, Laboratory, Supply Chain Management, Maintenance, Infrastructure, Warehouse and Transport Facility: Avient Colorants Brasil Ltda. Industri Kecil & Sederhana Simpang Ampat, Penang 14120 Malaysia Activity: Central Office, Administration, Site management (Facitilities, EHS), Marketing and Sales, SCM, Group Procurement Services, GBS and Logistics, GTI-Engineering and R&D, Technical Application Laboratories, Legal, Finance, HR, IT, RSRA, SMD and Learning, Communication Activity: Administration, Site management, Manufacture, Laboratory, Procurement, Maintenance, Infrastructure, Warehouse and Facility: Avient Colorants MX S.A. de C.V.

Independent Registered Public Accountant Services and Related Fee Arrangements Report of the Audit Committee The Audit Committee of the Board of Directors Director Independence Lead Director Board Leadership Structure Board’s Oversight of Risk Code of Ethics, Code of Conduct and Corporate Governance Guidelines Communication with Board Board and Committees Board Attendance Board Committees AAudit Committee – Primary Responsibilities and Requirements MEETINGS IN 2018: 9 Compensation Committee – Primary Responsibilities and Requirements MEETINGS IN 2018: 5 MEMBERS: Nominating and Governance Committee – Primary Responsibilities and Requirements MEETINGS IN 2018: 4 Environmental, Health and Safety Committee – Primary Responsibilities and Requirements MEETINGS IN 2018: 3 Board Refreshment 0% 20% 40% 60% 80% 100% 5 or fewer 6 to 10 More than 10 Years of Service NON-EMPLOYEE DIRECTOR COMPENSATION 2018 NON-EMPLOYEE DIRECTOR COMPENSATION Role Annual Cash Retainers 2018 Director Compensation Table Fees Earned or Paid in Cash Stock Awards Total (1) NON-EMPLOYEE DIRECTOR COMPENSATION Fees Earned or Paid in Cash (column (a)) Stock Awards (column (b)) Option Awards Outstanding and Fully-Vested Deferred Shares Number of Deferred Shares(1) Beneficial Ownership of Our Common Shares Owned(1) Right to Acquire Shares Total Beneficial Ownership Name and Address Shares % of Shares Stock Ownership Guidelines for Non-Employee Directors Section 16(a) Beneficial Ownership Reporting Compliance Executive Summary Name Title How Pay is Tied to Company Performance.

You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission. To provide comparable financial results, the Company references “pro forma” financial metrics, which include the business results of CMB for periods prior to the Acquisition Date. Management believes this provides comparability of the performance of the combined businesses.

The report provides an update on Avient's contributions and impact in creating a more sustainable future, including progress that the company has made towards its 2030 goals. Webcast Details Avient will provide additional details on its 2024 second quarter and 2024 full-year outlook during its webcast scheduled for 8:00 a.m. The Company does not provide reconciliations of forward-looking non-GAAP financial measures, such as adjusted EPS and adjusted EBITDA, to the most comparable GAAP financial measures on a forward-looking basis because the Company is unable to provide a meaningful or accurate calculation or estimation of reconciling items and the information is not available without unreasonable effort.

Whether you need custom formulations or toll blending, vinyl plastisols provide the strength and versatility you need. Non-phthalate plasticizers safely provide the durability and flexibility you need.

High-temperature formulations provide robust material performance at elevated temperatures in excess of 300°F (150°C). Long fiber technology provides structural performance that can go head-to-head with metals

Available with glass, carbon or hybrid fiber reinforcement of engineering resins to provide structural performance that can go head-to-head with metals. Long fiber reinforced nylon 6 or 66 composites providing consistent performance in moisture-rich environments.