Color and Additives Solutions Overview Colorant and additives overview and capabilities Smartbatch™ Combination Colorants and Additives give the metallic look without the paint for an exterior bumper

Visit www.polyone.com for additional information. Global Color, Additives and Inks is a leading provider of specialized color and additive concentrates as well as inks and latexes. Global Color, Additives and Inks is a leading provider of specialized color and additive concentrates as well as inks and latexes.

Activity: Develop and manufacture silicone colorants, additives, and compounds Facility: Avient Corporation - Avon Lake, OH 33587 Walker Road Facility: Avient Corporation - Avon Lake, OH (SEM) 554 Moore Road Activity: Management of QMS. Wischodnia 6 Kutno 99-300 Poland Activity: Design and Manufacture of Color and Additive Concentrates and Activity: Design and Manufacture of Color and Additive Concentrates and Facility: Avient Corporation - Berea, OH 680 N. Ezcabarte calle H Nº3 Oricain, Navarra 31194 Facility: Avient Corporation - Tossiat, France 43 Place de la gare Tossiat 01250 France Activity: Design and Manufacture of Color and Additive Concentrates and Activity: Design and Manufacture of Color and Additive Concentrates and Page 7 of 7 Facility: Avient Corporation - Knowsley, United Kingdom Unity Grove Knowsley, Merseyside L349GT United Kingdom Facility: Avient Corporation - Alicante (Ibi - IQAP), Spain Guadalajara 6, Poligono Industrial L'Alfalç Ibi, Alicante 03440 Activity: Design and Manufacture of Liquid Colorants and Additives for Plastics, Assembly and Supply of Material Dosing Equipment Activity: Design, development and production of color concentrates and additives for plastic and synthetic fibers Facility: Avient Corporation - Vic (Barcelona), Spain Carretera de Vic a Olot,C-153, km 5 Masies de Roda, Barcelona 08500 Activity: Design, development and production of color concentrates and additives for plastic and synthetic fibers Facility: Avient Corporation - Melle, Germany Oldendorfer Straße 9 Thuringia 49342 Germany Facility: Avient Corporation - Gaggenau, Germany Adolf-Dambach-Str. 2 Gaggenau, Thuringia 76571 Germany Activity: Development and Manufacture of LSFOH (low smoke and fume, zero halogen) compounds Activity: Design and Manufacture of Specialty Engineered Thermoplastics

Industrial Valle del Cinca S/N Apartado E-22300 Barbastro Spain Berea, OH Liquid Colorants and Additives for Plastics , 680 N. Glendale - AZ 85307 United Grace-Hollogne, Belgium Warehousing and Dispatching of raw materials Rue Louis Bleriot 7 4460 Grace-Hollogne Belgium Gyor, Hungary Design and Manufacture of Color and Additive Concentrates and Specialty Compounds Mandulafa Sor 3 9027 Gyor Hungary Kennesaw, GA Design and manufacture of specialty inks and specialty coatings. , 8155 Cobb Center Drive Kennesaw - GA 30152 United Knowsley, United Kingdom Design and Manufacture of Liquid Colorants and Additives for Plastics, Assembly and Supply of Material Dosing Equipment , Unity Grove Knowsley - Merseyside L349GT United Kingdom Kutno, Poland Design and Manufacture of Color and Additive Concentrates and Specialty Compounds ul. The design and manufacture of Color & Additive Concentrates, Specialty Engineering Materials Plot No.

All Rights Reserved 2025 18 Color, Additives & Inks – Q1 2025 performance Sales 515 520 Q1 2024 Q1 2025 EXCL. All Rights Reserved 2025 Color, Additives & Inks E N D M A R K E T S R E G I O N S 34% 21% 15% 11% 9% 8% Packaging Telecom 1%Energy 1% Transportation Industrial Consumer 34% 37% 20% 9% US & Canada Latin America Asia Europe, Middle East and Africa Healthcare Building & Construction 26Copyright © . All Rights Reserved 2025 30 Reconciliation of Non-GAAP financial measures Reconciliation to EBITDA and Adjusted EBITDA Three months ended March 31, 2025 2024 $ Millions $ Millions Sales Color, Additives and Inks 519.7 515.3 Specialty Engineered Materials 308.4 314.4 Corporate (1.5) (0.7) Sales 826.6 829.0 Operating income Color, Additives and Inks 78.6 74.8 Specialty Engineered Materials 47.1 53.4 Corporate (125.0) (34.2) Operating income 0.7 94.0 Depreciation and amortization Color, Additives and Inks 21.7 21.9 Specialty Engineered Materials 21.5 19.6 Corporate 2.1 2.8 Depreciation and amortization 45.3 44.3 EBITDA Earnings before interest, taxes, depreciation and amortization Color, Additives and Inks 100.3 96.7 Specialty Engineered Materials 68.6 73.0 Corporate (122.9) (31.4) Other expense, net (0.4) (0.9) EBITDA 45.6 137.4 Special items, before tax 101.2 6.2 Interest expense included in special items (1.7) - Depreciation and amortization included in special items (0.4) (0.5) Adjusted EBITDA 144.7 143.1 Adjusted EBITDA as a percent of sales Color, Additives and Inks 19.3% 18.8% Specialty Engineered Materials 22.2% 23.2% PAGE 2 OF 3 Copyright © .

We grew organic sales in each of the regions with both our Color, Additives and Inks and Specialty Engineered Materials segments growing at 3% and 6%, respectively, while expanding adjusted EBITDA margins 90 and 110 basis points, respectively, over 2023.” Our expanding portfolio of offerings includes colorants, advanced composites, functional additives, engineered materials, and Dyneema®, the world’s strongest fiber™. In addition, operating income before the effect of special items is a component of Avient's annual incentive plans and is used in debt covenant computations.

Therefore, we may incur additional costs or liabilities in the future. However, such additional costs, if any, cannot currently be estimated. However, such additional costs, if any, cannot be currently estimated.

Cesa™ Clean masterbatch additives are formulated to effectively clean process tooling and machinery during material or color changeovers. Cesa™ Clean Additives WHEN TO USE CESA CLEAN As a best practice, Cesa Clean adds value when used for: • Color changeovers • Material and formulation changes • Shutdown or startup • Machine maintenance WHY USE CESA CLEAN Some of the ways you can benefit from consistently using Cesa Clean: • Improve production uptime with faster color changeovers • Reduce wasted melt puddle material • Reduce resin use during purging • Non-abrasive and safe to use on precision equipment PRODUCT BULLETIN Cesa Clean solutions are available for use in a variety of processing conditions and operating temperatures.

With Rejoin PCR Colorants, formulations can include both pigments and functional additives in one solution. KEY CHARACTERISTICS • Enables 100% PCR packaging • Helps companies meet sustainability goals • Replaces virgin resin, reducing total energy consumption and limiting emissions* • Combines colorants and functional additives in one solution • Allows for full recyclability of the end product • Provides a lower carbon product footprint than traditional masterbatch • Suitable for use in polyethylene (PET) and polypropylene (PP) as well as in rPET and rPP applications MARKETS AND APPLICATIONS Rejoin PCR Colorants are designed for use in a broad range of applications, including household and personal care packaging, consumer goods, or food and beverage containers.

We offer a spectrum of possibilities with colorants and additives that can be the difference between your customers being simply satisfied or truly amazed. Or, for providing additive formulations that let you gain product performance and manufacturing efficiencies. PERFORMANCE- ENHANCING ADDITIVES.