Attachment 1 Avient Announces Quarterly Dividend... Avient Board of Directors Appoints Ashish K.

Attachment 1 Special items (1) 1)

Attachment 1 Special items (1) 1)

Our Supply Chain At Avient, we commit to comply with laws and regulations supporting human rights such as the California Transparency in Supply Chains Act, the UK Modern Slavery Act, the Dodd-Frank Act requiring disclosures on conflict minerals, and the EU’s - Conflict Minerals Regulation. Avient utilizes the OECD Due Diligence Guidance for Responsible Mineral Supply Chains for conflict mineral management. We strive to use supply chain partners whose policies, processes and systems ensure that human rights are respected, and whose trade does not directly or indirectly cause human rights violations globally.

Attachment 1 Special items (1) 1)

TIER 1 SUPPLIER V E H I C L E H V A C S Y S T E M • Rapidly develop formulations for 7 types of thermoplastic • Help Tier 1 meet VW requirements for anti-static solutions • Able to quickly develop 7 SmartBatch (color + effect additive) solutions, for 7 types of thermoplastic • Avient formulated the TPE used in the air vents for this HVAC system SmartBatch™ Combination Colorants and Additives, Cesa™ Stat Additives, and OnFlex™ TPE KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION IMPROVE VIAQ Copyright © 2022, Avient Corporation LEARN MORE https://www.polyone.com/products/thermoplastic-elastomers/onflex-thermoplastic-elastomers Tier 1 supplier

Attachment 1 Special items (1) Avient Announces Quarterly Dividend...

Avient’s Global Trade and EH&S departments share responsibility for supply chain security. We will work collaboratively with our suppliers to lessen the environmental impact of logistics across our global supply chain We evaluated our top tier suppliers which represents 39% OF OUR TOTAL DIRECT SPEND for sourcing in this reporting period.

Avient acquired the Clariant Color business on July 1, 2020 (the “Acquisition Date”). We expect this expansion to continue as we execute our strategy, increase margins and consistently grow earnings in excess of the market. 32 Avient reflects 2022 estimated EBITDA of $635M Past Avient valuations reflect forward 12 months EBITDA at December 31 of the respective years. We are Avient.

Section 307 of the Tariff Act of 1930 (19 U.S.C. § 1307), ILO Forced Labor Convention (No. 29) and the Abolition of Forced Labour Convention (No. 105), in the mining, production, manufacture or supply of any goods (which includes both raw materials and manufactured goods) or services for Avient, nor, in connection with its supply to Avient, will Supplier procure merchandise from any sub-supplier that was mined, produced, or manufactured, in whole or in part, using forced labor. Products supplied to Avient must not directly or indirectly finance or benefit armed groups in the Democratic Republic of Congo or an adjoining country (the “Covered Countries”), and abide by Avient’s Policy Statement on Conflict Minerals regarding products supplied to Avient. In furtherance of the foregoing, we expect our Suppliers to: • Supply only conflict free 3TG metals to Avient; https://nam10.safelinks.protection.outlook.com/?