Avient to Present a Broad Array of Innovative and Sustainable Materials Solutions at Chinaplas 2025 Avient to Present Innovative and Sustainable Materials Solutions at Chinaplas 2025 To download a high-resolution image, please click here: FOR MEDIA Avient’s Singapore Production Facility Receives ISCC PLUS Certification for Bio-Derived Materials

Avient to Present a Broad Array of Innovative and Sustainable Materials Solutions at Chinaplas 2025 Avient to Present Innovative and Sustainable Materials Solutions at Chinaplas 2025 To download a high-resolution image, please click here: FOR MEDIA Avient’s Singapore Production Facility Receives ISCC PLUS Certification for Bio-Derived Materials

KRISTEN GAJEWSKI Chief Human Resources Officer Kristen Gajewski is Senior Vice President, Chief Human Resources Officer at Avient Corporation, an innovator of materials solutions that help customers succeed while enabling a sustainable world. Gajewski joined Avient in July 2013 from AkzoNobel/PPG and has since taken on multiple roles with increasing responsibility within the Human Resources function, including HR Director for Avient’s Color, Additives & Inks business segment, and an international assignment with responsibility for the EMEA and India regions. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

ROSE Vice President, Corporate Communications Kyle Rose is Vice President, Corporate Communications at Avient Corporation, an innovator of materials solutions that help customers succeed while enabling a sustainable world. Rose joined Avient in 2011 and has led communications aspects and initiatives during the company’s specialty portfolio and cultural transformation. Before his tenure at Avient, Mr.

Phil Clark is Senior Vice President, Chief Technology Officer at Avient Corporation, an innovator of materials solutions that help customers succeed while enabling a sustainable world. Clark joined Avient in 2024 from Nouryon, a global specialty chemicals organization where he served as Chief Technology Officer. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

IRWIN Senior Vice President, New Business Development & Marketing Excellence Mike Irwin is Senior Vice President, New Business Development & Marketing Excellence at Avient Corporation, an innovator of materials solutions that help customers succeed while enabling a sustainable world. Irwin holds a Bachelor’s degree in Materials Science and Engineering from The Pennsylvania State University and an MBA from Arizona State University’s W.P. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

Avient Announces First Quarter 2025 Results... Avient To Hold First Quarter 2025 Conference Call... Avient Announces Fourth Quarter and Full Year 2024 Results...

JOHN MIDEA Senior Vice President, Global Operations and Process Improvement John Midea is Senior Vice President, Global Operations and Process Improvement at Avient Corporation, an innovator of materials solutions that help customers succeed while enabling a sustainable world. Midea joined Avient in February 2015 and leads the company’s award-winning global operational excellence initiatives, including manufacturing process improvement, environmental health and safety, global sourcing and logistics, Lean Six Sigma training and deployment, and acquisition integration. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

Where Sustainability Matters: Avient to Highlight its Latest Materials, Colorants, Additives, and Services to Support a Circular Economy at Chinaplas Enhanced Virtual Simulation Capabilities from Avient to Support Use of Polymer Materials in Structural Applications Avient enhances virtual simulation and prediction services for structural applications of its fiber-reinforced polymer materials.

Avient Features Specialty Healthcare Material Solutions & Services at MD&M West 2022 Caption: Avient highlights advanced material solutions and services that help solve healthcare customers’ toughest application challenges at MD& Avient Expands reSound™ TPE Portfolio With New Grade Formulated With FDA-Reviewed, Post-Consumer Recycled Material