Machin, Genevieve Elizabeth, Luxembourg / Luxemburg, *31.03.1972 11 a) Firma geändert; nun: Avient Th.

1 TERMS AND CONDITIONS These Terms and Conditions (“Terms”) govern the sale of Products to another (“Buyer”) by Avient Corporation and its affiliates (“Seller”). AUSSCHLIESSLICHE BESCHRÄNKTE GEWÄHRLEISTUNG 2.1 Seller warrants that the goods subject to the sale (“Product”) are free from defects in title and that the Product conforms at the time of shipment to a Certificate of Analysis, a Certificate of Compliance, or a Product Specification Sheet, if any such document exists, and other specifications signed by Seller (“Specifications”). AUSSCHLIESSLICHE BESCHRÄNKTE GEWÄHRLEISTUNG 2.1 Seller warrants that the goods subject to the sale (“Product”) are free from defects in title and that the Product conforms at the time of shipment to a Certificate of Analysis, a Certificate of Compliance, or a Product Specification Sheet, if any such document exists, and other specifications signed by Seller (“Specifications”).

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% 10 Avient ex. Avient Specialty Other Specialty / 2023E(%) 32 79 87 83 81 76 73 90 79 77 76 73 69 60 22 MULTIPLE EXPANSION Avient Specialty Other Specialty / Note: Avient reflects 2023 adjusted EBITDA guidance of $530M and closing share price of $38.51.

Estremi di costituzione iscrizione Registro Imprese Codice fiscale e numero d'iscrizione: 03669670121 del Registro delle Imprese di VARESE Data iscrizione: 07/09/2018 sezioni Iscritta nella sezione ORDINARIA il 07/09/2018 informazioni costitutive Denominazione: AVIENT S.A' R.L.

Mesa, Comptek, SilCoTec, Gordon Composites and Polystrand, including whether such businesses will be accretive, retain the management teams of acquired businesses, and retain relationships with customers of acquired businesses; disruptions, uncertainty or volatility in the credit markets that could adversely impact the availability of credit already arranged and the availability and cost of credit in the future; the financial condition of our customers, including the ability of customers (especially those that may be highly leveraged and those with inadequate liquidity) to maintain their credit availability; the speed and extent of an economic recovery, including the recovery of the housing market; our ability to achieve new business gains; the effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; changes in polymer consumption growth rates and laws and regulations regarding the disposal of plastic in jurisdictions where we conduct business; changes in global industry capacity or in the rate at which anticipated changes in industry capacity come online; fluctuations in raw material prices, quality and supply and in energy prices and supply; production outages or material costs associated with scheduled or unscheduled maintenance programs; unanticipated developments that could occur with respect to contingencies such as litigation and environmental matters; an inability to achieve or delays in achieving or achievement of less than the anticipated financial benefit from initiatives related to working capital reductions, cost reductions and employee productivity goals; an inability to raise or sustain prices for products or services; an inability to maintain appropriate relations with unions and employees; our ability to continue to pay cash dividends including at the increasing rate, which will be subject to, among other factors, market conditions, our cash flow and cash requirements and restrictions contained in any of our debt agreements; the amount and timing of repurchases of our common shares, if any; and other factors affecting our business beyond our control, including, without limitation, changes in the general economy, changes in interest rates and changes in the rate of inflation.

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