Patterson, Chairman, President and Chief Executive Officer, Avient Corporation. Beggs, Senior Vice President and Chief Financial Officer, Avient Corporation. Webcast Details Avient will host a webcast on Tuesday, July 26, 2022 at 8:00 a.m.

Voting During the Annual Meeting www.virtualshareholdermeeting.com/POL2020 Questions www.virtualshareholdermeeting.com/POL2020 PROXY SUMMARY Company Operating Performance Our Company Culture The 4Ps of Sustainability at PolyOne People PROXY SUMMARY Our commitment to People, our “Human Capital”, has led to the creation and expansion of Employee Resource Groups (ERGs) at PolyOne to advance diversity and inclusion. Health and wellness remains crucial in our commitment to our people.

ABS Quality Evaluations This is to certify that the Quality Management System of: Avient Corporation Avient Corporation - HQ 33587 Walker Road Avon Lake, OH 44012 U.S.A. For certificates issued in the People's Republic of China information may also be verified on the CNCA website (www.cnca.gov.cn). Facility: Avient Corporation - Toluca, Mexico AV.

Vous pouvez accéder à la ligne d’assistance sur notre site intranet, The Loop, dans la section « People & Departments, Ethics & Corporate Policies » (Personnes et services, Politiques d’éthique et d’entreprise). Je ne l’ai pas reconnu et il ne portait pas de badge Avient. Demandez-leur poliment à voir leur badge Avient ou leur carte de visiteur.

We refer to these as the 4Ps: People, Products, Planet and Performance. THE 4Ps OF SUSTAINABILITY AT AVIENT PEOPLE People is the first of Avient’s four cornerstones of sustainability, which, together with our core values and our four-pillar strategy, form the framework of our company culture. As mentioned above, the sustainability metrics were based on our 3Ps of People, Products and Planet.

Q1 Avient Corporation Earnings Conference Call More Q4 Avient Corporation Earnings Conference Call More Q3 Avient Corporation Earnings Conference Call More