At Avient, we are committed to serving the energy sector and dedicated to providing innovative solutions to our customers that support their challenges," said Matt Mitchell, Director, Global Marketing, Specialty Engineered Materials at Avient. About Avient  Avient Corporation provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world.

Healthcare Drug delivery devices Engineered materials for healthcare Functional additives for lightweighting Composites for Defense and law enforcement in Color, Additives and Inksin Color, Additives and Inks in Specialty Engineered Materials in Specialty Engineered Materials Copyright © . All Rights Reserved 2024 13 Building new platforms of scale – some examples today... in Specialty Engineered Materials Composites for electrification and energy in Specialty Engineered Materials Composites for building and construction Non-PFAS functional additives in Color, Additives and Inks Copyright © . Streamlined organization with fewer business units to reduce internal complexity and better serve customers 1 2 3 4 Specialty Engineered Materials SEGMENT STRATEGIC REVIEW Chris Pederson AVIENT INVESTOR DAY December 4, 2024 Copyright © .

Homepage // News Center // PolyOne To Present at the Goldman Sachs 2015 Basic Materials Conference Patterson, president and chief executive officer, and Eric R. Rose Vice President, Corporate Communications PolyOne Corporation +1 440-930-3162 kyle.rose@avient.com

Homepage // News Center // PolyOne To Present at Longbow’s 9th Annual Basic Materials Conference Richardson, executive vice president and chief financial officer, and Eric Swanson, director, Investor Relations, will present at Longbow’s 9th Annual Basic Materials Conference. Media Contact: Kyle Rose Vice President, Corporate Communications PolyOne Corporation +1 440-930-3162 kyle.rose@avient.com

executive vice president and chief financial officer, and Basic Materials Conference Rose, Vice President, Corporate Communications PolyOne Corporation, +1 440-930-3162, kyle.rose@avient.com

Investor Day - May 2012 - Global Engineered Materials Polyone Corporation at Ingalls & Snyder Seminar for Specialty Chemical Companies PolyOne Corporation Celebrates 10 Years of Trading on the NYSEChairman, President and CEO, Stephen D.

Chairman, President, and Chief Executive Officer, Following the divestment of PP&S, our specialty mix will be stronger than at any point in our company's history. Rose, Vice President, Corporate Communications, PolyOne Corporation, +1 440-930-3162, kyle.rose@avient.com

Avient Resources Ten engineered material and Masterbatch solutions provided global service improvements for panels on off-road vehicles Specialty Engineered Materials Asia - Product Selection Guide (Chinese)

at PTI, a package engineering firm, commented that SmartHeat RHC demonstrated "impressive color performance."  Vice President of Sustainability at Rose, Vice President, Corporate Communications, PolyOne Corporation, +1 440-930-3162, kyle.rose@avient.com

Homepage // News Center // PolyOne To Present at the Credit Suisse Basic Materials Conference DeLuca, vice president, investor relations, will present at the Credit Suisse Basic Materials Conference. DeLuca Vice President, Investor Relations PolyOne Corporation +1 440-930-1226 isaac.deluca@avient.com