Beggs is senior vice president and chief financial officer of Avient Corporation, a premier provider of specialized and sustainable material solutions and services. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com http://www.avient.com/

Phil Clark is Senior Vice President, Chief Technology Officer, for Avient Corporation, the world’s premier provider of specialized and sustainable material solutions and services. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com http://www.avient.com/

Avient enabled us to quickly meet our utility customers’ growing demand for improved, customized physical asset protection,” said Dave Lombardo, vice president and general manager, Service Division, Southern States LLC. Using GlasArmor panels, Ballisti-Wall® and Ballisti- Cover® solutions enable utility companies to add a superior level of protection to critical components and meet FERC security requirements within a modular, adaptable construction. 1 https://www.nbcnews.com/news/us-news/three-substations- attacked-washington-state-rcna63214 2 https://www.ferc.gov/sites/default/files/2020-04/E-4_10.pdf © 2023, All Rights Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 To learn more about Avient’s advanced composite solutions, visit www.avient.com/composites. https://www.nbcnews.com/news/us-news/three-substations-attacked-washington-state-rcna63214 https://www.nbcnews.com/news/us-news/three-substations-attacked-washington-state-rcna63214 https://www.ferc.gov/sites/default/files/2020-04/E-4_10.pdf http://www.avient.com/composites

The company noted it will provide more details on its second quarter results and outlook during the webcast scheduled for Webcast Details The webcast can be viewed live at avient.com/investors, or by clicking here: https://edge.media-server.com/mmc/p/p4owuchb.

The company noted it will provide more details on its third quarter results and outlook during the webcast scheduled for Webcast Details Refer to Attachment 7 Reconciliation of Non-GAAP Financial Measures for details regarding adjustments to previously reported results to arrive to the pro forma financial metrics.

The Company noted it will provide more details on its 2021 outlook during the webcast scheduled for Webcast Details The webcast can be viewed live at avient.com/investors, or by clicking here: https://edge.media-server.com/mmc/p/eaivs28r.

The Company will provide more details on its fourth quarter and full year results and 2022 projections on its webcast scheduled for Webcast Details The webcast can be viewed live at avient.com/investors, or by clicking here: https://edge.media-server.com/mmc/p/k7okojz2.  

Browse and download our literature to learn more about Avient solutions and services. Browse our library of product data sheets containing technical descriptions and details. Browse and download our literature to learn more about Avient solutions and services.

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 in the contract, 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 the contract with such law, decree, order, regulation, or ruling. Seller may change the price and/or terms of delivery and shipment at any time up until delivery, except where a written alternative pricing mechanism exists that is signed by Seller. Buyer will sign a reasonable confidentiality agreement upon request and ensure its employees and service providers are bound by at least equally restrictive confidentiality obligations as those stated herein. 23.

¹https://www.erdc.usace.army.mil/Missions/Military-Engineering/Deployable-Force-Protection-Demo/