OUTDOOR OEM C A B L E S L I D E • Reduce wear and improve performance to minimize noise and string fraying caused by highly repetitive use • Increase lubricity while maintaining balance of rigidity and impact strength • Perform in outdoor environments • Reduce total part price LubriOne™ Internally Lubricated Formulation KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION OPTIMIZED COEFFICIENT OF FRICTION LEARN MORE Copyright © 2021, Avient Corporation. Utilized material expertise to present multiple customized options, allowing the customer to select a solution that best met both cost and performance requirements • Quickly turned around a specialty formulation that outperformed the incumbent and competitive materials being reviewed • Delivered solution that worked with existing tooling to minimize costs • Supported material transition with coefficient of friction testing and live technical service https://www.avient.com/products/engineered-polymer-formulations/general-engineered-formulations/lubrione-internally-lubricated-formulations

SBD cordless power tool GLOBAL CLOUD SERVICE PROVIDER I N T E R N A L H O L D O F S E R V E R C A B I N E T S • PC-based solution with good impact strength • UL 94 V-0 certification • Dimensionally stable • Offered a 40% glass fiber-reinforced PC solution with high modulus and high impact strength • Achieved a UL 94 V-0 flammability rating at 3.0 mm • Provided pre-colored formulation that met specific white requirements and maintained good color stability even after long-term production at high temperatures • Ensured high flowability so the material could be injected with low pressure, avoiding damage to the metal frame Edgetek Engineered Polymer Formulations KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION FLAME RETARDANCE + IMPACT STRENGTH LEARN MORE Copyright © 2025, Avient Corporation. https://www.avient.com/products/engineered-polymer-formulations/general-engineered-formulations/edgetek-engineered-polymer-formulations Slide 1: Global cloud service provider

Automotive OEM AUTOMOTIVE OEM B U S B A R C A R R I E R F O R E V B A T T E R Y • Non-halogen solution • Flame performance to UL 94 V-0 @ 1.6 mm, GWFI 960°C @ 2mm • Excellent mechanical properties • Easy to process • Heat stabilized and high flow properties • Provide a non-halogenated solution with increased performance • Supported our customer throughout the project with design, regulatory and technical expertise • Helped to achieve the rigid requirements of EV battery applications Maxxam NHFR Non-Halogen Flame Retardant Polyolefin Formulation KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION NON-HALOGEN FLAME RETARDANT LEARN MORE Copyright © 2025, Avient Corporation. All Rights Reserved https://www.avient.com/products/engineered-polymer-formulations/flame-retardant-formulations/maxxam-fr-flame-retardant-formulations-and-maxxam-nhfr-non-halogen-flame-retardant-formulations Automotive OEM

D is t. ) Avient reflects 2021 estimated revenue of $4,750M and estimated CAPEX of $80M (excludes one-time synergy capture CAPEX of $20M) Avient Specialty Other Free Cash Flow Conversion (1) 2021E (%) Being asset light helps us to generate strong free cash flow that is in line with specialty formulators. 25 We are a specialty formulator that enables many of the world’s products through innovation and custom solutions. We are Avient.

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. Avient Specialty Other Specialty / 2023E(%) 28 79 87 81 79 76 73 90 77 76 75 73 64 59 33 MULTIPLE EXPANSION Avient Specialty Other Specialty / Note: Avient reflects 2023 adjusted EBITDA guidance of $530M and closing share price of $38.89. Further, as a result of Avient's portfolio shift to a pure play specialty formulator, it has completed several acquisitions and divestitures which have resulted in a significant amount of intangible asset amortization.

INCIPIO P H O N E C A S E • Customized a post-consumer recycle (PCR) grade formulated with 30% recycled content that delivered similar performance to a prime PC grade • Achieved high yield rate through strict quality control over recycled products • Offered RoHS and REACH compliant solution to support applications with regulatory requirements reSoundTM R PC Recycled Material WHY AVIENT? AVIENT SOLUTION SUSTAINABILITY + CLEAR COLOR LEARN MORE Copyright © 2021, Avient Corporation. KEY REQUIREMENTS • Post-consumer recycled material to reduce carbon footprint • Maintain high transparent color even after using recycled PC • Stable color range and strict black spot control https://www.avient.com/products/engineered-polymer-formulations/eco-conscious-formulations/resound-r-pc-recycled-polycarbonate-solutions

LEADING ARCHERY OEM C A M M O D U L E • Ability to pass fatigue testing of 100,000 cycles • Maintain low vibration performance • Replace metal to reduce weight • Meet short lead time and budget constraints • Provided design guidance and mold flow analysis, saving the customer $800 - $1,500 compared to outsourcing the analysis • Streamlined the development process using an existing, specialty product to meet key performance needs as well as budget and timeline constraints, enabling the customer to launch in time for a leading industry tradeshow Nymax™ PIR Nylon Formulation KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION DURABILITY LEARN MORE Copyright © 2020, Avient Corporation. https://www.avient.com/products/engineered-polymer-formulations/general-engineered-formulations/nymax-bergamid-polymer Leading Archery OEM

OUTDOOR HIGH PERFORMANCE MANUFACTURER M A R I N E A C C E S S O R I E S • High strength • High UV resistance • Structural stiffness • Provided multiple nylon grades for several marine accessories • Complemented customer expertise with application development insight and technical support in material selection • Eliminated supply concerns by serving as a single, stable source for numerous materials Nymax™ PIR Post-Industrial Recycled Nylon Formulations KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION STRENGTH + UV STABILITY LEARN MORE Copyright © 2020, Avient Corporation. https://www.avient.com/products/engineered-polymer-formulations/eco-conscious-formulations/nymax-post-industrial-recycled Outdoor High Performance manufacturer

RADIATION PROTECTION OEM P E R S O N A L P R O T E C T I O N A P R O N S • Enhanced performance and compatibility with other materials being used during production • Improved durability in various environments • Onsite technical and processing support • Formulations in clear, neutral and black shades • Formulated a plastisol solution for better dispersion of customer’s raw materials and enhanced compatibility with pigments being used • Provided superior indoor and outdoor performance for the end application • Offered onsite support to help streamline processing • Delivered a range of colors to meet brand requirements CORE™ Vinyl Plastisols KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTIONS PERFORMANCE + PROCESSING LEARN MORE Copyright © 2024, Avient Corporation. https://www.avient.com/products/vinyl-formulations/vinyl-plastisols-organosols/core-vinyl-plastisols

AVIENT SOLUTION FLAME RETARDANT + COLORABILITY Copyright © 2020, Avient Corporation. Copyright © 2021, Avient Corporation. LEARN MORE https://www.avient.com/products/engineered-polymer-formulations/flame-retardant-formulations/maxxam-fr-flame-retardant-polyolefin-formulations