Phil Clark is Senior Vice President, Chief Technology Officer, for Avient Corporation, the world’s premier provider of specialized and sustainable material solutions and services. He eventually served as 3M’s Vice President for Research and Development for the Automotive and Aerospace Solutions division.

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 previously was President and CEO Resco Products and President and COO at Ennis Traffic Solutions.

LESLIE SEQUEIRA Chief Information Officer Leslie Sequeira is Chief Information Officer at Avient Corporation, an innovator of materials solutions that help customers succeed while enabling a sustainable world. Sequeira most recently served as CIO for Patrick Industries, a leading component solutions provider for the recreational vehicle, marine, housing and power sports markets.

A V IE N T C O R P O R A T IO N A N N U A L R E P O R T 2 0 2 4 2024 ANNUAL REPORT Innovator of Materials Solutions AVIENT.COM Our purpose at Avient Corporation (NYSE: AVNT) is to be an innovator of materials solutions that help our customers succeed, while enabling a sustainable world. In doing so, we innovate solutions that help our customers overcome their challenges or capitalize on opportunities provided by the fast-changing world and secular trends. Committees: 1, 2 A V IE N T C O R P O R A T IO N A N N U A L R E P O R T 2 0 2 4 2024 ANNUAL REPORT Innovator of Materials Solutions AVIENT.COM

Personal information is any information that can be used to identify someone, such as: • Government-issued identification numbers, such as Social Security or national insurance numbers • Compensation information • Medical history • Performance records • Personal addresses and phone numbers Internet and E-mail Use Avient provides our associates with access to many forms of electronic media for business use. The breadth and importance of our operations coupled with our high ethical standards require us to pursue highly sustainable solutions that stand the test of time. Pursuing sustainable solutions is not only the right thing to do for the environment; it is also the right thing to do for our associates, our customers, our neighbors, our shareholders, and our business.

Adding an anti-fog solution to a film recipe delivers value to brand owners and film manufacturers in multiple ways: Reduces operating cost: Anti-fog additives are a drop-in solution. Using OnCap anti-fog solutions is as simple as adding it to the resin at a production line’s feeder.

Enter Humotech, a company focused on accelerating the discovery of innovative real-world solutions to enhance and augment human mobility through research and development of prostheses, exoskeletons, and other wearable machines. THE SOLUTION In the development of the Caplex PRO-002, Humotech sought a material solution that would provide high torque, flexibility, and durability for key components of the foot.

TIER 1 SUPPLIER S E A T B U C K L E S Y S T E M • Rapid development of 3 colors for global OEM platform, for 3 materials (POM, SAN, PP) • Help Tier 1 transition from printing to laser marking of buckles • Develop formulation that offers laser marking solution plus color • Quick reaction to develop three colors for this global vehicle launch • Smartbatch™ color + laser marking formulation met requirements for critical safety components Smartbatch™ Combination Colorants & Additives KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION EFFICIENCY + SAVINGS Copyright © 2020, Avient Corporation LEARN MORE

PET SUPPLY MANUFACTURER D O G T O Y • Tear strength • Durability • Colorability • Formulation must not intentionally contain BPA, heavy metals, latex, natural rubber, phthalates, or SVHC (REACH) • Optimized material processing and tooling through technical services and application development support • Delivered a solution to address regulation and consumer safety concerns Versaflex™ Thermoplastic Elastomer KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION STRENGTH + SAFETY LEARN MORE Copyright © 2020, Avient Corporation.

PHONE CASE BRAND P H O N E C A S E S • Compatible with antimicrobial additives • Good stain resistance • Non-yellowing • Delivered enhanced solution that included antimicrobial properties and stain resistance • Collaborated with OEM and the foremost supplier of antimicrobials to comply with key bacterial growth requirements Versaflex™ CE 3320-80 TPE KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION ANTIMICROBIAL LEARN MORE Copyright © 2020, Avient Corporation.