Code de conduite des fournisseurs d’Avient Avient Corporation, ses filiales et ses sociétés affiliées (« Avient ») s’engagent à être une organisation durable de classe mondiale. Avient interdit la corruption commerciale ou les pots-de-vin. Les registres comptables doivent être disponibles sur demande pour Avient

Avient’s chief operating decision maker uses these financial measures to monitor and evaluate the ongoing performance of Avient and each business segment and to allocate resources. Avient acquired the Clariant Color business on July 1, 2020 (the “Acquisition Date”). Avient pro forma reflects 2022 estimated EBITDA of $660M and revenue of $3,740M.

Avient’s chief operating decision maker uses these financial measures to monitor and evaluate the ongoing performance of Avient and each business segment and to allocate resources. Avient reflects 2023 adjusted EBITDA guidance of $530M and estimated run-rate CAPEX of $110M. Avient Specialty Other Specialty / 2023E(%) 28 79 87 81 79 76 73 90 77 76 75 73 64 59 33 MULTIPLE EXPANSION Avient Specialty Other Specialty / Note: Avient reflects 2023 adjusted EBITDA guidance of $530M and closing share price of $38.89.

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www.avient.com Copyright © 2020, 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. www.avient.com Copyright © 2020, Avient Corporation.

Copyright © 2022, 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. Avient is committed to the needs of our healthcare customers.

Copyright © 2023, 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. Avient is committed to the needs of our healthcare customers.

Patterson, Chairman, President, and Chief Executive Officer, Avient Corporation. The comprehensive publication is issued in advance of Avient’s upcoming Sustainability Day to be held on September 20, 2023. To access Avient’s news library online, please visit www.avient.com/news.

Avient’s chief operating decision maker uses these financial measures to monitor and evaluate the ongoing performance of Avient and each business segment and to allocate resources. F X ) -10% -11% -3% -12% 15 Avient ex. Avient Specialty Other Specialty / 2023E(%) 37 79 89 83 81 76 73 90 82 77 76 74 70 58 22 MULTIPLE EXPANSION Avient Specialty Other Specialty / Note: Avient reflects 2023 adjusted EBITDA guidance of $530M and closing share price of $36.50.