Say-Eng Lee Vice President & General Manager, Color, Additives & Inks Asia Say-Eng Lee is vice president and general manager for the Color, Additives & Inks business for the Asia region for Avient Corporation, a premier provider of specialized and sustainable material solutions and services. Lee joined Avient in 2000 as the general manager for the Color, Additives & Inks business for Asia. Prior to Avient, Mr.

SAY-ENG LEE Vice President & General Manager of Color, Additives & Inks Asia Say-Eng Lee is Vice President and General Manager for the Color, Additives & Inks business for the Asia region for Avient Corporation, an innovator of materials solutions that help customers succeed while enabling a sustainable world. Lee joined Avient in 2000 as the General Manager for the Color, Additives & Inks business for Asia. Prior to Avient, Mr.

Ever wonder how a vibrantly-colored snowboard retains its bold appearance in the face of ongoing exposure to the elements? Add resilience and lasting beauty to your products with various polymer additives and color formulations from Avient. Bring beauty to the outdoor experience with products that pop: • Add vibrancy or brand recognition with custom polymer colorants • Keep your product’s colors brilliant with UV-stable additives • Reduce cycle times and production costs by eliminating secondary painting requirements with molded-in color and advanced polymer formulations from Avient Your outdoor products need to stand the test of time and resist damage from exposure to environmental elements.

Avient’s chief operating decision maker uses these financial measures to monitor and evaluate the ongoing performance of Avient and each business segment and to allocate resources. Q1 2025 results Copyright © . 2025 7 Color, Additives & Inks – Q1 2025 performance Sales 515 520 Adj. Slide 12 Slide 13: Avient 2024 sales Slide 14: Color, Additives & Inks Slide 15: Specialty Engineered Materials Slide 16: Avient 2024 regional sales, by end market Slide 17: Raw material basket IR Deck - AVNT-2025.03.31 Non-Gaap Recs.pdf Attachment

Avient’s chief operating decision maker uses these financial measures to monitor and evaluate the ongoing performance of Avient and each business segment and to allocate resources. Q1 2025 results Copyright © . 2025 7 Color, Additives & Inks – Q1 2025 performance Sales 515 520 Adj. Slide 12 Slide 13: Avient 2024 sales Slide 14: Color, Additives & Inks Slide 15: Specialty Engineered Materials Slide 16: Avient 2024 regional sales, by end market Slide 17: Raw material basket Slide 18: Reconciliation of Non-GAAP financial measures (UNAUDITED) Slide 19: Reconciliation of Non-GAAP financial measures (UNAUDITED) Slide 20: Reconciliation of Non-GAAP financial measures (UNAUDITED)

These grips often feature surface designs, colors and logos tailored to specific game platforms or brands. While evaluating several grades, the accessories company worked with Avient’s global color and additives group to develop a glow-in-the- dark solution. Avient was able to meet the customer’s exact requirements for color and duration.

CASE STUDY: SMARTBATCH SOLUTIONS To learn more about Smartbatch solutions, contact Avient at +1.844.4AVIENT (1.844.428.4368). THE SOLUTION The company approached Avient with its challenge. After developing a deep understanding of the customer’s needs, Avient’s team quickly went to work formulating a custom OnCap™ Light Diffusion additive technology, then added a custom OnColor™ color to make a single Smartbatch™ masterbatch solution.

GLOBAL CABLE MANUFACTURER M I C R O M O D U L E S F O R O P T I C A L F I B E R C A B L E S Meet specific standards for stranded, loose tube, optical fiber cable performance and production, including: • High speed processing at a low wall thickness • Good colorability • Resistance to chemicals and filling compounds • UV ageing performance • Low shrinkage • Enabled faster processing speeds and manufacturing consistency with a reliable material, eliminating waste • Enabled easier installation with excellent colorability at low wall thickness • Provided technical support to transfer the product to multiple plants ECCOH LSFOH 6154 UV KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION PROCESSABILITY + COLORABILITY LEARN MORE © 2020, All Right Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 https://www.avient.com/products/engineered-polymer-formulations/eco-conscious-formulations/eccoh-low-smoke-and-fume-non-halogen-formulations Global cable manufacturer

AUTOMOTIVE OEM W A T E R P R O O F S E A L O N A C C E S S O R Y P A R T • FDA food contact compliance • Color match to OEM-specified gray • 70 Shore A durometer for overmolding to PP • Scratch and mar resistance • Provided material compliant with FDA 21 CFR 177.1210 • Supplied both the base resin and at-press colorant to meet OEM specifications • Offered TPV alloy grade that enabled easy processing and durable surface aesthetics • Specified material in North America with design engineers and supplied out of a facility in China to meet production needs Versalloy™ XL Thermoplastic Elastomer KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION FDA COMPLIANT + COLOR MATCH LEARN MORE Copyright © 2024, Avient Corporation.

Wire & cable manufacturer WIRE & CABLE MANUFACTURER A E R O N A U T I C D A T A T R A N S M I S S I O N C A B L E S • Permanent contrast marking meeting aerospace industry standards SAE AS4373F and EN-3475-706 • Benign marking that, compared to infrared (IR) laser marking, will not damage the jacket surface • Elevated temperature performance in corrosive environments, maintaining dielectric properties under continuous service • No vital optical fiber or data transmission cable interference • Demonstrated fluorinated ethylene propylene (FEP) application expertise incorporating laser marks • Provided formulation expertise in PTFE alternatives • Delivered a high-quality product with no clumping during the extrusion process • Offered a proven array of specific aeronautic colors • Provided commercial, technical, and operational support KEY REQUIREMENTS APPEARANCE + PERFORMANCE WHY AVIENT? AVIENT SOLUTION Colorant Chromatics UV Laser Marking Additives for FEP LEARN MORE© 2024, Avient Corporation. All Rights Reserved https://www.avient.com/products/polymer-additives/laser-marking-additives/colorant-chromatics-uv-laser-marking-technology Wire & cable manufacturer