COMPOSITE SPRINGS SHAKE UP THE STATUS QUO MANUFACTURER GAINS PERFORMANCE AND SHEDS COST WITH ADVANCED COMPOSITES © 2021, All Rights Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 To learn more, please contact Avient at 1.844.4AVIENT (1.844.428.4368) or visit www.avient.com/composites. They turned to Avient for answers. THE SOLUTION The company’s product management team reached out to Avient’s Gordon Composites group to identify an alternative spring solution.

Avient S2P Transformation and Coupa tool Is Coupa used now as the official procurement tool for all Avient globally? The communication was sent to suppliers in waves, depending on each supplier region, starting on November 2022 and finalizing in May 2023 coming from the email: notifications@avient- communications.com I never received the initial communication from Avient, do I need to contact someone? I stop my commercial relationship with Avient, how can I request to be removed from Coupa supplier list?

Sanders is Senior Vice President, General Counsel and Secretary at Avient Corporation, an innovator of materials solutions that help customers succeed while enabling a sustainable world. Sanders joined Avient in April 2024 and has responsibility for all legal functions, including contracts and transactions, M&A, compliance, labor relations, digital information, privacy, and intellectual property. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

October 18, 2022 DÜSSELDORF, Germany – October 18, 2022 – Avient Corporation, a premier provider of specialized and sustainable material solutions and services, today announced its new reSound™ Ultra-Low Carbon Footprint TPEs that can achieve a negative, neutral, or near-zero product carbon footprint (PCF).   About Avient  

WHY AVIENT? AVIENT SOLUTION SWIMMING GEAR BRAND S W I M G O G G L E G A S K E T A N D N O S E B R I D G E • Bio-content material • Good adhesion to PC • Flexible and comfortable to wear • Easy to process • Customized formulations for a transparent Shore 43A TPE with 40% bio-based content for the gasket and a natural 57A TPE with 30% bio-based content for the nose bridge to meet sustainability and comfort targets • Delivered excellent performance in order to pass strict chlorine, brine, and QUV tests • Offered prompt development and on-site technical services to accelerate commercialization KEY REQUIREMENTS SUSTAINABILITY + SEALING LEARN MORE reSoundTM BIO Thermoplastic Elastomers Copyright © 2022, Avient Corporation.

At Avient, we understand the need for medicine is an exact science, so our teams work closely with our customers to meet their demanding performance and regulatory requirements. As the focus on sustainability continues to grow in the healthcare industry, Avient has continued to evolve our portfolio to meet our customers’ needs. Avient’s newest Trilliant™ HC formulation not only provided improved chemical resistance over traditional nylon, it was developed a lower carbon footprint material.

It was first commercially used in the 1970’s as a replacement for steel in racing tires.

The first UHMWPE fibers were commercialized in the late 1970’s. Manufacturers Avient Honeywell™ Other suppliers

Microsoft PowerPoint - Avient Q1 2021 Earnings - Final (For Print) AVIENT CORPORATION F I R S T Q U A R T E R 2 0 2 1 R E S U LT S (NYSE: AVNT) A P R I L 3 0 , 2 0 2 1 DISCLAIMER 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. D is t. ) LB Median: 5%Median: 3% Avient reflects 2021 estimated revenue of $4,300M and excludes one-time synergy capture CAPEX ($20M) Avient Specialty Other Free Cash Flow Conversion (1) 2021E (%) Being asset light helps us to generate strong free cash flow that is in line with specialty formulators. We are Avient.

AVIENT RESPONSIBLE CARE POLICY Avient Corporation conducts its operations in a manner that is protective of the environment, and the health, safety and security of associates, customers, and all our stakeholders, including the communities in which we operate. Bob Patterson Chairman, President, and CEO February 2, 2022 SAFETY & HEALTH POLICY Avient Corporation believes that safety and health are the highest corporate priority. Bob Patterson Chairman, President, and CEO February 2, 2022 SECURITY POLICY Avient Corporation places a high priority on protecting the security of our people, our buildings and equipment, and our proprietary information, technology and systems.