Engineered Polymer Services This is just one of the factors driving an increase in sustainable practices in the consumer electronics market today. Incorporating environmentally friendly practices can be challenging, especially when there isn’t one standard definition for sustainability.

Engineered Polymer Services This is just one of the factors driving an increase in sustainable practices in the consumer electronics market today. Incorporating environmentally friendly practices can be challenging, especially when there isn’t one standard definition for sustainability.

Our success with Keystone is just one example of how we are helping customers to win in this region.”   The Hong Kong-Zhuhai-Macau Bridge is a system made up of three cable-stayed bridges and one undersea tunnel, as well as three artificial islands. SEARCH INVESTOR NEWS

With one of the widest and deepest collections of regulatory-compliant medical polymers and colorants available, we’re able to collaborate with manufacturers to help them successfully develop next-generation products,” said Cathy Dodd, vice president, marketing, PolyOne. GLS™ Versaflex™ HC Thermoplastic Elastomer: •    Gives OEMs the design freedom to make their own syringe stoppers and improve manufacturing processes versus traditional thermoset rubber stoppers •    Simple, one-step injection molding process versus multiple steps with thermoset rubber  •    Streamlines production while increasing margins and profitability SEARCH INVESTOR NEWS

Engineered Polymer Services External lighting is one example. Engine control, power electronics, infotainment, active safety systems, and other electronic systems are standard for modern vehicles.

Engineered Polymer Services External lighting is one example. Engine control, power electronics, infotainment, active safety systems, and other electronic systems are standard for modern vehicles.

Engineered Polymer Services External lighting is one example. Engine control, power electronics, infotainment, active safety systems, and other electronic systems are standard for modern vehicles.

Add performance improvements and color in one simple step ColorMatrix™ Lactra™ Four, One, Zero Engineered Fiber Solutions

EBITDA 97 100 • Sales growth led by resilient packaging demand across all regions, which was partially offset by weak transportation sales • Higher sales, favorable mix, and cost improvements contributed to adjusted EBITDA growth and 50 bps of adjusted EBITDA margin expansion Adj. 18.8% Adj. 19.3% Copyright © . 2025 8 Specialty Engineered Materials – Q1 2025 performance Sales 314 308 Flat Adj. Avient 2024 sales BUSINESS SEGMENTS END MARKETS REGIONS 63% S E M C AI 23% 15% 8% 4% 3% Packaging Telecom Energy Defense 41% 35% 18% US & Canada Latin America Europe, Middle East 14Copyright © . 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

EBITDA 97 100 • Sales growth led by resilient packaging demand across all regions, which was partially offset by weak transportation sales • Higher sales, favorable mix, and cost improvements contributed to adjusted EBITDA growth and 50 bps of adjusted EBITDA margin expansion Adj. 18.8% Adj. 19.3% Copyright © . 2025 8 Specialty Engineered Materials – Q1 2025 performance Sales 314 308 Flat Adj. Avient 2024 sales BUSINESS SEGMENTS END MARKETS REGIONS 63% S E M C AI 23% 15% 8% 4% 3% Packaging Telecom Energy Defense 41% 35% 18% US & Canada Latin America Europe, Middle East 14Copyright © . 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)