1.24.1) Value chain mapped Select from: ☑ Yes, we have mapped or are currently in the process of mapping our value chain (1.24.2) Value chain stages covered in mapping Select all that apply ☑ Upstream value chain ☑ Downstream value chain (1.24.3) Highest supplier tier mapped Select from: ☑ Tier 1 suppliers (1.24.4) Highest supplier tier known but not mapped Select from: ☑ Tier 2 suppliers (1.24.7) Description of mapping process and coverage 7 Avient has a Sustainable Sourcing Program, that focuses on embedding sustainable practices into our supply chain decisions. Through this program, we have mapped 90% of direct suppliers (tier 1) by spend. 5.11.7.10) Engagement is helping your tier 1 suppliers meet an environmental requirement related to this environmental issue Select from: ☑ Yes, please specify the environmental requirement :Environmental disclosure through a non-public platform (5.11.7.11) Engagement is helping your tier 1 suppliers engage with their own suppliers on the selected action Select from: ☑ Unknown [Add row] (5.11.9) Provide details of any environmental engagement activity with other stakeholders in the value chain.

At the North Carolina FEDTEX 2024 Conference, the US Army Combat Capabilities Development Command (DEVCOM) Soldier Center warned that solutions containing PFAS are becoming less readily available because of regulatory and supply chain uncertainty. About Avient Avient Announces Quarterly Dividend...

meeting challenges arising from changing regulations Auto interior carpet manufacturer Build market-centric solutions differentiated solutions bringing together all Avient • Color, UV durability • Lightweighting • Improved workability • Recyclability • Strength • Durability Copyright © . 2024 9 Personalized, self-administered 9 AVIENT GROWTH VECTORS Copyright © . 2024 10 GDP + 1. Share gains and geographic penetration all Avient Copyright © . 2024 11 Build new platforms GROW BUSINESS AT 10% PLUS CAGR 1. Drive COGS reduction - raw material actions, manufacturing, supply chain optimization Summary and financials Copyright © . 2024 55 The start of Avient’s next chapter...

Typically, this occurs when the sub-tier supplier is an essential component of the supply chain process. Changes in the supply chain (including material and process changes) must be notified to Avient in advance. Changes in the supply chain can lead to a reassessment of the supplier.

At Avient, a culture of safety is a foundational strength. This management system applies to all Avient sites and our contractors globally. Security Policy, which focuses on protecting the security of our people, all information related to our operations, and our supply chain;

Avient Announces Quarterly Dividend... Avient To Hold Second Quarter 2025 Conference Call... Avient Announces Quarterly Dividend...

1. These places may have varying supply chain demands and point of sale environments.

bluesign® SYSTEM PARTNER are responsibly acting parties of the textile value chain committed to applying the bluesign® SYSTEM. bluesign® SYSTEM PARTNER are committed to applying the bluesign® SYSTEM which unites the entire textile supply chain to jointly reduce its impact on people and the environment. About Avient

Although industry leaders retooled to produce more masks, manufacturers and suppliers still struggled to bridge the gap between demand and supply. Avient helped one customer improve their protective masks to better satisfy global demands.

Although industry leaders retooled to produce more masks, manufacturers and suppliers still struggled to bridge the gap between demand and supply. Avient helped one customer improve their protective masks to better satisfy global demands.