vice chairman and chief financial and planning officer at In 2012, he was promoted to executive vice president and chief operating officer, and in 2014 he succeeded Rose, Vice President, Corporate Communications, PolyOne Corporation, +1 440-930-3162, kyle.rose@avient.com

For two years he served as Vice President of Most recently he served as Vice President and General Manager for Color and Additives in the Americas.  Rose, Vice President, Corporate Communications, PolyOne Corporation, +1 440-930-3162, kyle.rose@avient.com

His prior experience includes 15 years at Dentsply, and among his leadership positions over that time were CFO and senior vice president with business unit accountability for operations in the United States, Europe and Asia. Jellison also spent 18 years with Donnelly Corporation where he held multiple financial management and executive positions, including  vice  president  of  finance,  treasurer  and  corporate  controller.  Vice President, Corporate Communications PolyOne Corporation

ABS Quality Evaluations, Inc. 1701 City Plaza Drive, Spring, TX 77389, U.S.A. Avient Corporation - Guatemala City 27 Avenida 34-11, Zona 12 Complejo Parque Guatemala City 01012 Guatemala 65536-116866Certificate No: Page 15 of 53 ABS Quality Evaluations, Inc. 1701 City Plaza Drive, Spring, TX 77389, U.S.A. Avient Corporation - Riyadh, Saudi Arabia 2nd Industrial City, Al-Kharj Road P.O.

Executive Vice President and CFO, will provide insights and commentary on the company's expected second quarter performance as well as the status of the previously announced Clariant Masterbatch acquisition. Investor Relations Contact: Joe Di Salvo, Vice President, Treasurer and 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

51, is Executive Vice President and 44, is Senior Vice President and Chief Supply Rose, Vice President, Corporate Communications, Avient Corporation, +1 440-930-3162, kyle.rose@avient.com

She joined the company in 2007 as Vice President of 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

Altice as senior vice president, president of Designed Structures and Solutions (DSS), the company’s specialty sheet, rollstock and packaging solutions business segment. He joins PolyOne from Hexion Inc., where he served as vice president, Epoxy Specialties, and delivered significant expansion in sales and profitability. Rose Vice President, Corporate Communications PolyOne Corporation +1 440.930.3162 kyle.rose@avient.com

Senior Vice President, Chief Commercial Officer, will serve as President of Color, Additives and Inks, for the Vice President, Marketing, is being promoted to Senior Vice President, Chief Commercial Officer, replacing Rose, Vice President, Corporate Communications, PolyOne Corporation, +1 440-930-3162, kyle.rose@avient.com

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