This can make it difficult to trace a garment or other type of fabric product back to the fiber manufacturer and brand owner. APPLICATIONS Cesa Fiber Tracer Concentrates are particularly recommended for apparel, sportswear, and home textiles to support brand ownership and labels such as those for recycled content, “made in”, and bio-polymer content.

For manufacturers, designers and brand owners, this innovative system redefines the process of color development, elevating it to a new level of efficiency. OPTIONS BRAND OWNERS EFFICIENT ONLINE COLOR MANAGEMENT For brand and product managers, the ColorMatrix Select streamlined approach to color creation and supply accelerates product development timelines, making it possible to access new markets faster and more frequently. Since pioneering the development of liquid color dispersions in the 1970s, ColorMatrix is now a leading innovation brand in advanced liquid colorants for thermoplastic applications.

COLORANTS & ADDITIVES FOR HEALTHCARE Essential polymer solutions for critical healthcare applications WHEN MATERIAL EXPERTISE IS CRITICAL AESTHETIC APPEAL Regulatory compliant and approved masterbatch colors use custom polymer colorants to achieve any shade SPECIAL EFFECTS Enhance your brand and stand apart with pearlescent, metallic, iridescent, fluorescent or thermo-chromatic effects SOLID TO LIQUID SOLUTIONS Choose from a full range of available color solutions, from liquid color to solid product forms ANTIMICROBIALS Efficacy performance and regulatory requirements are met in a wide range of resins compatible with Withstand™ antimicrobial technology SURFACE ENERGY MODIFICATION Additive technologies such as low retention, hydrophobic, lubricious, light diffusion, or anti-stat provide desired surface manipulation Materials used for today’s medical devices, parts and pharmaceutical packaging contribute significantly to performance and, in turn, to a patient’s health and well-being. GLOBAL REGULATORY COMPLIANCE Our regional tech centers around the world offer regulatory support and product stewardship expertise to help you qualify your products BIO-COMPATIBILITY APPLICATIONS Bio-compatible additives and colorants, tested under USP Class VI and ISO 10993, allow your materials to achieve required functional performance while meeting brand and color standards STERILIZATION REQUIREMENTS A standard color range and deliberate formulations provide stability under harsh sterilization methods AUTHENTICATION TECHNOLOGY Protect your brands with our Percept™ anti-counterfeit, security and tracking taggant technologies, or utilize radiopacifiers for placement protection LASER MARKING SOLUTIONS Optimized for color and contrast without diminishing physical property characteristics for branding, inventory management, data coding, or universal device identification PRODUCT & PROCESS OPTIMIZATION Maximize production throughput or eliminate waste with solutions including dimensional stabilization, cycle time reducers, chemical foaming agents, nucleation or hybrid technology ONCOLOR™ HC Colorants designed to be healthcare-friendly.

Brand owners, marketers, and product designers can depend on the team’s collaborative design approach, a cornerstone of the services offered, to efficiently create impactful CMF concepts ready for commercialization. It starts with an initial dialog to understand the customer’s product needs, brand goals, and market requirements. By collaborating with ColorWorks, brand owners, marketers, and product designers gain access to a robust ecosystem of creativity and technical expertise.

This innovation drives performance and is reflective of consistent, strategic investments in technology and people Clariant Color business acquired July 1, 2020 10 30 40 14 25 22 35 19 18 41 Current Additional share needed to reach 2025 target BRAND OWNERS COMMITTED TO INCREASING USE OF RECYCLED MATERIALS 8 Brand Owner 1 Brand Owner 3 Brand Owner 2 Brand Owner 7 Brand Owner 4 Brand Owner 10 Brand Owner 6 Brand Owner 11 Brand Owner 5 Brand Owner 8 Brand Owner 9 Brand Owner 12 Brand Owner 13 Percent recycled plastic used: (examples and not exhaustive) (1) Latest year reported. Post-consumer recycled content as percentage of total plastic packaging volume, by weight ENABLING THE USE OF RECYCLED CONTENT T O P 5 G A P S T H A T W E A R E A D D R E S S I N G 2) DECONTAMINATION1) COLOR MANAGEMENT 3) MAINTAINING MECHANICAL PROPERTIES 4) MONO-MATERIAL CONSTRUCTION 5) CONSISTENT RECYCLED MATERIAL QUALITY G U I D I N G B R A N D S T O W H A T I S P O S S I B L E CASE STUDY WITH BRAND OWNER Recycled ResinVirgin Resin 10 SUSTAINABILITY FOR A BETTER TOMORROW 11 • Revenue from sustainable solutions expected to grow 18% in 2021 as our innovation efforts and collaboration with customers continues to accelerate • Investments centered around innovation and global sustainability megatrends o Enabling a circular economy – Technologies that allow for increased use of post-consumer recycled (PCR) material and improve recyclability of plastics o Light-weighting – Composites and CAI applications to reduce weight and material requirements, which minimize energy and carbon emissions o Eco-Conscious – Health and human safety applications as well as Avient’s alternative materials to replace lead, PVC, halogens, BPA and other less eco-friendly options 1111 *Avient Sustainable Solutions definitions aligned with FTC 2012 Guide for the Use of Environmental Marketing Claims (“Green Guides”) **2020 is Pro Forma to include full year of the Clariant Color business 2016 2017 2018 2019 2020PF** 2021E $405M $455M $340M $550M $790M Revenue From Sustainable Solutions* 2016-2021 $930M Q3 2020 $925 $74 Sustainable Solutions 35 19% 14 Healthcare 51 44% 10 Composites 13 39% 6 Growth in Asia / LATAM 14 11% 3 Other 177 39% 16 Sub-total $1,215 31% $123 Supply Chain Disruption Costs (19) COVID Response Applications (5) (3) FX Impact 10 2 Synergies 12 Incentives, Travel, Other Employee Costs (16) Q3 2021 $1,220 32% $99 Q3 2021 SALES AND OPERATING INCOME 12 Sales Growth Rate Operating Income$ millions Q3 2020 Q3 2021 (1) Financial information is presented on a constant currency basis (44% of total revenue) (56% of total revenue) Q3 END MARKET SALES PERFORMANCE +20% +31% +40% +24% +46% +40% +14% +33% Energy Telecom Building & Transportation Industrial Healthcare Packaging Consumer Q3 YEAR-OVER-YEAR EBITDA BRIDGE 14 • Demand driven by growth in sustainable solutions, healthcare and consumer applications • Price increases more than offsets raw material and supply chain impacts • Synergy capture on pace to achieve $50M in annual savings in 2021 Q3 2020 $ 111 Demand 29 EBITDA$ millions CAI: Price / Mix 51 Inflation (37) SEM: Price / Mix 25 Inflation (22) Distribution: Price / Mix 108 Inflation (103) Net Price Benefit 22 Supply Chain Disruption Costs (19) COVID Response Applications (3) Synergies 12 Incentives, FX, Other (16) Q3 2021 $ 136 15 • Price increases have more than covered raw material and freight inflation impacts of $300M year- to-date compared to 2020 • Demand impact driven by Q3 seasonality for the business Q2 TO Q3 SEQUENTIAL EBITDA BRIDGE Q2 2021 $ 159 CAI: Price / Mix 17 Inflation (8) SEM: Price / Mix 6 Inflation (5) Distribution: Price / Mix 35 Inflation (35) Net Price Benefit 10 Supply Chain Disruption Costs (4) Demand / Seasonality (35) Other 6 Q3 2021 $ 136 EBITDA$ millions FU LL Y EA R 2021 O U T LO O K $308 $430 $1.93 $3.00 FULL YEAR GROWTH PROJECTIONS 17 Sales Adjusted Operating Income $3,783 $4,750 + 26% + 40% + 55% (1) Financial information is pro forma to include a full year of Clariant Color acquisition (1)(1)(1) $1.74 $1.93 $3.00 $442 $457 $580 FULL YEAR 2019 – 2021 GROWTH 18 Sales Adjusted EBITDA $3,981 $3,783 $4,750 + 19% (1) Financial information is pro forma to include a full year of Clariant Color acquisition (1) (1) (1)(1) + 31% + 72% (1) (1) 0.1 0.1 0.2 0.5 0.6 0.7 0.8 0.9 0.9 1.0 1.0 11 12 13 14 15 16 17 18 19 20 21 40% 99% YTD 5 - YR 10 - YR 0.16 0.20 0.26 0.34 0.42 0.50 0.58 0.72 0.79 0.81 0.85 0.95 11 12 13 14 15 16 17 18 19 20 21 22 2.1x Q4 NET LEVERAGE ~$1Bn REPURCHASED OVER LAST 10 YEARS ~$450MM PAID OVER LAST 11 YEARS CREATING VALUE FOR SHAREHOLDERS 19 Share Performance Dividends Share Repurchases Deleveraging 3.5x 2.1x 2019PF 2021E Growing Dividend Cumulative Buybacks Net Leverage $B n $ p r sh ar Total Shareholder Return ~$4Bn MARKET CAP INCREASE OVER LAST 10 YEARS (1) Share performance includes reinvested dividends and is as of 10.25.2021 (2) Financial information is pro forma to include a full year of Clariant Color acquisition (2) 494% 2021 AVIENT INVESTOR DAY 20 • Investor Day to be held December 9, 2021 in New York, NY • The company will be doing a deep dive into its key long- term growth drivers with a particular focus on sustainable solutions Revenue Growth Drivers Long-Term Growth Rate Sustainable Solutions 8–12% Healthcare 8–10% Composites / 5G 10% Growth in Asia / LATAM 5% Other (GDP growth) 2–3% Avient 6.5% • Senior leadership team will also provide further details on the Clariant Color integration, as well as capital allocation priorities PEER COMPARISONS 21 As a specialty formulator, we don’t require significant capital investment, as compared to the base resin raw material suppliers we purchase from.

OFF-ROAD VEHICLE BRAND H O O D P A N E L • High gloss • Scratch appearance resistance • Ease of processing • Provided technical support from concept to production • Conducted FEA and mold flow analysis • Had solutions for either natural plus concentrate or pre-colored to best meet customer needs • Customized colors to match brand identity and preference Artisan™ Nylon PA6 Formulation KEY REQUIREMENTS WHY AVIENT?

SHAMPOO BRAND P E T B O T T L E F O R H A I R C A R E • Customized color and anti-UV combination • Provided quick response and local service • Simplified processing without additional equipment investment • Increase innovation capabilities and brand aesthetics OnColor™ Frost PET Effect KEY REQUIREMENTS WHY AVIENT?

SURGICAL INSTRUMENT OEM D E N T A L S C A L E R • Attain an extreme white color to appear hygienic and aesthetically pleasing • Ability to laser mark the brand • Maintain impact resistance • Achieved a clean, bright white color that provided a more pleasing experience for patients • Allowed scaler to be laser marked for brand identification • Met the need for impact resistance and successfully passed the drop test requirements Transcend™ Premier Healthcare Colorants KEY REQUIREMENTS WHY AVIENT?

TOY BRAND S O F T F O A M “ A M M O ” • Replace foaming polyurethane • Soft touch without any tacky feeling • Achieve desired speed and power requirements • Consistent and low kinetic energy dissipation performance • High flow ability to improve the production efficiency • Developed a TPE solution with consistent quality that met tight durometer specifications and improved yield • Passed all weight, compression, and dimension tests in different testing conditions in order to prove consistent molding shape and properties • Met velocity requirements to support brand claims for power and speed performance Versaflex™Thermoplastic Elastomer KEY REQUIREMENTS WHY AVIENT?

PowerPoint Presentation PROSTHETICS AND ORTHOTICS BRAND K N E E R A I L & B R A C E • Replace metal to reduce weight • Update design to achieve slimmer design • Offer excellent strength and modulus properties • Improve durability with better fatigue resistance than incumbent aluminum • Increased design freedom and lightweighting for metal replacement applications while meeting structural needs • Delivered excellent fatigue endurance and moisture resistance for enhanced durability • Achieved cost reduction per part by switching to an injection molding process Complēt Long Carbon Fiber Reinforced Structural Thermoplastics WHY AVIENT? https://www.avient.com/products/long-fiber-technology/complet-long-carbon-fiber Slide 1: prosthetics and orthotics BRAND