Investor Relations Contact: Eric R. Swanson Director, Investor Relations PolyOne Corporation +1 440-930-1018 eric.swanson@avient.com Investor News

Fearon was responsible for the accounting, control, corporate development, information systems, internal audit, investor relations, strategic planning, tax and treasury functions of Eaton. Investors Investor FAQ

Investor Relations Contact: Eric R. Swanson Director, Investor Relations PolyOne Corporation +1 440-930-1018 eric.swanson@avient.com Investor News

Investor Relations Contact: Isaac D. DeLuca Vice President, Investor Relations PolyOne Corporation +1 440-930-1226 isaac.deluca@avient.com Investor News

Investor Day participants will hear presentations from Mr. Those interested in registering for the event can do so at www.avient.com/investors. Investor Relations Contact: Giuseppe (Joe) Di Salvo Vice President, Treasurer and Investor Relations Avient Corporation +1 440-930-1921 giuseppe.disalvo@avient.com Media Contact: Kyle G.

Investor Day participants will hear presentations from Dr. Those interested in attending can register for the event at www.avient.com/investors. Investor Relations Contact: Giuseppe (Joe) Di Salvo Vice President, Treasurer and Investor Relations Avient Corporation +1 440-930-1921 giuseppe.disalvo@avient.com Media Contact: Kyle G.

Microsoft PowerPoint - AVNT Nov Investor Meetings Update AVIENT CORPORATION I N V E S T O R M E E T I N G S (NYSE: AVNT) N O V E M B E R 2 0 2 1 D I S C L A I M E R 2 Forward-Looking Statements In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission. This is due to the inherent difficulty of forecasting the timing and amount of certain items, such as, but not limited to, restructuring costs, environmental remediation costs, acquisition-related costs, and other non- routine costs.

TO INVESTOR CENTER Investor Contacts Investor FAQ

TO INVESTOR CENTER Investor Contacts Investor FAQ

You can identify these statements by the fact that they do not relate strictly to historic or current facts. You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission. This is due to the inherent difficulty of forecasting the timing and amount of certain items, such as, but not limited to, restructuring costs, environmental remediation costs, acquisition-related costs, and other non-routine costs.