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?

GLOBAL CONSUMER ELECTRONICS BRAND G A M I N G W H E E L G R I P • Soft touch feel • Good bonding with PC+20GF substrate • Non-blooming surface finish • Replaced leather with a TPE to improve production efficiency through overmolding • Provided a recyclable alternative to silicone, giving the customer the choice of more sustainable grip material • Offered durable solution with good wear resistance and excellent chemical and oil resistance Versaflex CE TPE KEY REQUIREMENTS WHY AVIENT? LEARN MORE https://www.avient.com/products/thermoplastic-elastomers/versaflex-thermoplastic-elastomers Slide 1: Global consumer electronics brand

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?

GLOBAL FITNESS BRAND R E S I S T A N C E B A N D • Soft material (25-30 Shore A durometer) • Grippy feel • Good colorability • Compatible with injection molding • Developed a custom-made TPE with excellent rebound resilience, even after 45,000 stretches • Replaced thermoset rubber with a recyclable material • Supported higher production efficiency to reduce total cost Versaflex Thermoplastic Elastomers KEY REQUIREMENTS WHY AVIENT? All Rights Reserved. https://www.avient.com/products/thermoplastic-elastomers/versaflex-thermoplastic-elastomers Slide 1: Global fitness brand

INHALER ROLL BRAND P P I N H A L E R R O L L C A P • Provide green glow-in-the-dark effect colorants • Offer good glowing performance but with a low dosage • Meet a short delivery lead-time and cost-effective solution • Met customer’s glowing effect requirement of more than 8 hours with a 2% dosage • Offered strong product innovation ability to support customer’s product differentiation with special effects • Provided a short lead time and cost- effectiveness with local production OnColor Lux Colorants KEY REQUIREMENTS WHY AVIENT? All Rights Reserved. https://www.avient.com/products/polymer-additives/visual-enhancement-effects/oncolor-lux-colorants Slide 1: inhaler roll Brand

Case Study - ColorMatrix Impress rPET Bottle vF PDF © 2019, All Right Reserved PolyOne Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 BOTICÁRIO C O S M E T I C P A C K A G I N G • Cosmetic bottle packaging colorant designed to help distinguish product on the shelf • Compatible with sustainable packaging material to enable use in rPET technology • Brand-specified color • Local material development support • Achieved brighter color and more brilliant metallic effect than alternative colorants • Developed for use in 10% recycled rPET bottle • Formulated custom liquid colorant on-site and matched to brand color standard ColorMatrix™ Impress™ High Gloss Metallic Effect Colorants liquid color for bottle packaging KEY REQUIREMENTS WHY POLYONE?

GLOBAL SMALL APPLIANCE BRAND V A C U U M C L E A N E R H A N D L E • Comply with flame retardant ratings of UL 94 V-0 at 0.8mm and GWIT 775oC / GWFI 850oC • Pass ball pressure at 75oC • Deliver stable static resistivity of E9-11 • Matched color to a specified black103 • Pass tests for battery runaway, drop at 1m, static load, and fatigue life • Provided a custom formulation with a good balance of performance and aesthetics • Guided the molder on how to properly measure the surface resistance of the part and the fixture specifications • Had excellent service with fast turnaround of samples and strong ADTS support to ensure smooth processability Stat-Tech Static Dissipative & Electrically Conductive Formulations KEY REQUIREMENTS WHY AVIENT? All Rights Reserved https://www.avient.com/products/engineered-polymer-formulations/conductive-signal-radiation-shielding-formulations/stat-tech-static-dissipative-electrically-conductive-formulations Slide 1: Global small appliance brand

SPORTS BRAND S N O R K E L M O U T H P I E C E • Replace PVC with alternative materials such as TPE or silicone • Skin contact safety and UV resistance • Soft texture with a non-sticky feel • Translucent color to help children use it properly and safely • Customized a soft (Shore A) TPE solution that passed strict tests, including thermal deformation (80°C for 2 hours), UV resistance, and assembly resistance • Providing a 40% more cost-effective system than silicone due to the high production efficiencies of TPEs • Provided cross-regional cooperation and prompt response to help customers achieve fast commercialization in both Europe and China Versaflex Thermoplastic Elastomers UV RESISTANT + TRANSLUCENT Copyright © 2025, Avient Corporation. LEARN MORE https://www.avient.com/products/thermoplastic-elastomers/versaflex-thermoplastic-elastomers Slide 1: sports brand

We partner with Brand Owners / OEMs, processors and assemblers to enable their goals in applications like packaging, healthcare, consumer goods, transportation, wire & cable, building & construction and textiles. This innovation drives performance and is reflective of consistent, strategic investments in technology and people Clariant Color business acquired July 1, 2020 1 1 2 3 5 7 7 7 9 10 30 40 14 25 13 22 35 9 19 13 18 41 Current Additional share needed to reach 2025 target BRAND OWNERS COMMITTED TO INCREASING USE OF RECYCLED MATERIALS 14 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) (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 15 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 16 SUSTAINABILITY FOR A BETTER TOMORROW 17 • 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 17 *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 17 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% $99 Q3 2021 SALES AND OPERATING INCOME (TOTAL COMPANY) 18 Sales Growth Rate Adjusted Operating Income$ millions 19 Q3 2020 Q3 2021 (1) Financial information is presented on a constant currency basis (1) (44% of total revenue) (56% of total revenue) Q3 END MARKET SALES PERFORMANCE +20% +31% +40% +24% +46% +40% +14% +33% Energy Telecom Building & Construction Transportation Industrial Healthcare Packaging Consumer Q3 YEAR-OVER-YEAR EBITDA BRIDGE 20 • 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 Adjusted 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     21 • 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 Adjusted EBITDA$ millions     FU LL Y EA R 2021 O U T LO O K $308 $430 2020PF 2021E $1.93 $3.00 2020PF 2021E FULL YEAR GROWTH PROJECTIONS (TOTAL COMPANY) 23 Sales Adjusted Operating Income $3,783 $4,750 2020PF 2021E + 26% Adjusted EPS + 40% + 55% (in millions) (in millions) (1) Financial information is pro forma to include a full year of Clariant Color acquisition (1)(1)(1) $1.74 $1.93 $3.00 2019PF 2020PF 2021E $442 $457 $580 2019PF 2020PF 2021E FULL YEAR 2019 – 2021 GROWTH (TOTAL COMPANY) 24 Sales Adjusted EBITDA $3,981 $3,783 $4,750 2019PF 2020PF 2021E + 19% Adjusted EPS (1) Financial information is pro forma to include a full year of Clariant Color acquisition (1) (1) (in millions) (in millions) (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 25 Share Performance Dividends Share Repurchases Deleveraging 3.5x 2.1x 2019PF 2021E Growing Dividend Cumulative Buybacks Net Leverage $B n $ p e r sh ar e 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 (1) (2) 494% SUSTAINABILITY REPORT Continuous ESG Improvement 26 • Updated 2030 Sustainability Goals • Further disclosure on key Environmental, Social, and Governance impacts • Joined U.N.

Therefore a number of high quality bottled water brands have adapted 40ppb as an upper limit for acetaldehyde migration from PET bottles. REDUCED PRODUCT RISK Maintaining product quality and brand reputation is vital. Triple A can help to ensure consistent and reliable control of AA levels and as a result is important in reducing brand risk for products packaged in PET.