Attachment 1 Special items (1) Avient Announces First Quarter 2025 Results...

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.

Polymer additives from Avient are a great tool to help. Chain Extender Additives Real-time liquid color creation and supply.

Further, automotive OEMs, designers and Tier suppliers can work with InVisiO services throughout the design and development process to bring their vision to life.”Avient Announces First Quarter 2025 Results... Avient To Hold First Quarter 2025 Conference Call...

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.avient.com/products/thermoplastic-elastomers/onflex-thermoplastic-elastomers Tier 1 supplier

Avient Design for Circularity We are proud that our solutions are helping stakeholders across the plastics value chain, in Germany and globally on the journey towards a plastics circular economy.  Sources: 1)    https://verpackungsgesetz-info.de/wp-content/uploads/2021/06/twopager-packaging-amendment-1.pdf 2)    https://ec.europa.eu/commission/presscorner/detail/en/IP_18_3846 3)    https://verpackungsgesetz-info.de/en/#verpackungsgesetz

Avient acquired the Clariant Color business on July 1, 2020 (the “Acquisition Date”). Whether it’s an ambitious start-up bringing a new product to market, or a large, multi- national OEM looking for consistency and reliability of global supply, Avient is built for long-term partnerships. Deliver cumulative annual revenue growth from sustainable solutions portfolio of 8-12% Assess top 90% of supplier spend for alignment with Avient Sustainability objectives.

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.

A well-known manufacturer of private label toothbrushes and dental care products for national drug store chains chose Avient to enhance the performance of their toothbrushes. In a relatively short time, the Avient team was able to formulate additives that performed well at lower let-down ratios. Cesa WithStand additives provided a low let-down ratio that resulted in a 30% cost savings per year.