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Avient reported organic revenue growth of 1% year over year for the second quarter and expanded adjusted EBITDA margins 30 bps to 17.2%.  Forward-looking statements give current expectations or forecasts of future events and are not guarantees of future performance. Any forward-looking statement speaks only as of the date on which such statement is made, and we undertake no obligation to publicly update forward-looking statements, whether as a result of new information, future events or otherwise.

Forward-looking statements give current expectations or forecasts of future events and are not guarantees of future performance. Investor Relations Contact: Joe Di Salvo, Vice President, Investor Relations, PolyOne Corporation, +1 440-930-1921, giuseppe.disalvo@avient.com; Media Contact: Kyle G. Rose, Vice President, Corporate Communications, PolyOne Corporation, +1 440-930-3162, kyle.rose@avient.com

This technology also provides the opportunity to support future applications to enhance the communication quality for 5G construction.

Moreover, the innovative and collaborative nature of the pipelining system can increase future pipeline safety, limit environmental, climate, and public impact, and provide a cost-saving solution to energy providers around the globe.

July 1, 2020 July 1, 2020 Attachment 1

KLA: 245806 - v5 - p. 1/8 TERMS AND CONDITIONS TERMOS E CONDIÇÕES 1. These Terms and Conditions (“Terms and Conditions”) shall apply to any and all sales of products (“Products”) of PolyOne Corporation and its affiliates ("Seller") to third parties (“Buyer”). 1. If a present or future law, governmental decree, order, regulation, or ruling under any existing or future legislation prevents Seller from increasing or revising the price as provided herein, or nullifies or reduces any price or price increase hereunder, upon written notice from one to the other Seller and Buyer will attempt to identify mutually agreeable changes to conform this contract with such law, decree, order, regulation, or ruling.

September 1, 2022 Forward-looking statements give current expectations or forecasts of future events and are not guarantees of future performance. Rose, Vice President, Corporate Communications, Avient Corporation, +1 440-930-3162, kyle.rose@avient.com