HIGHLIGHTS from 2023: Key Markets Key Customer Challenges • Meet aggressive sustainability goals • Develop strategies to minimize plastic waste • Increase post consumer recycle (PCR) utilization and PCR availability • Meet legislation requirements Avient Solutions & Services • Solutions enabling increased use of PCR content • Specialty solutions incorporating recycle and biobased content • PCR Color Predictive Service, enabling increased use of recycled content • Avient Design Services to enable circular solutions LEARN MORE Avient Sustainability RENEW Packaging Consumer Transportation 35-60% BIO-RENEWABLE CONTENT reSound™ BIO Thermoplastic Elastomers LEARN MORE 35% LOWER CARBON EMISSIONS ColorMatrix™ SmartHeat™ RHC PCR Performance Additives LEARN MORE EXPANDS PCR USAGE Design for Recycling CycleWorks™ Center for Mechanical Recycling LEARN MORE 60% Nymax™ REC Recycled Nylon Formulations LEARN MORE RECYCLE CONTENT ENABLES 100% PCR UTILIZATION Cesa™ Nox A4R Additives for Enhanced Recycling LEARN MORE BIOBASED FIBER ENABLING 10-20% LIGHTER WEIGHT SOLUTIONS Dyneema® SB301 Biobased UD Fiber LEARN MORE 85% PCR Color Prediction Service Winner: Innovation Award, Plastics Industry Association & Product Technology Innovation, Plastics Recycling Awards Europe 2023 LEARN MORE OF CONSUMERS CHOOSE BASED ON COLOR 35-40% RECYCLED CONTENT reSound™ REC PCR TPE for Automotive Interiors LEARN MORE HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2023 42Sustainability Report | 2023 42 https://www.avient.com/company/sustainability/sustainable-solutions-portfolio https://www.avient.com/products/thermoplastic-elastomers/resound-bio-thermoplastic-elastomers https://www.avient.com/products/polymer-additives/reheat-additives-pet/colormatrix-smartheat-rhc https://www.avient.com/resource-center/services/cycleworks-innovation-center-plastic-recycling https://www.avient.com/products/engineered-polymer-formulations/sustainable-formulations/nymax-rec-recycled-nylon-formulations https://www.avient.com/products/polymer-additives/antioxidant-additives https://www.dyneema.com/latest-news/dyneema-unveils-breakthrough-innovation https://www.avient.com/resource-center/services/avient-color-prediction-service https://www.avient.com/products/thermoplastic-elastomers/resound-rec-recycled-content-thermoplastic-elastomers REDUCE Avient’s portfolio of REDUCE solutions include design and materials solutions that enable customers to reduce weight, energy consumption and emissions. International standards cover areas of Quality, Environmental, Health and Safety, Automotive, Medical Device, Responsible Care® and Energy Management.

RENEW Key Markets Key Customer Challenges • Meet aggressive sustainability goals • Develop strategies to minimize plastic waste • Increase post consumer recycle (PCR) utilization & PCR availability • Meet legislation requirements Avient Solutions & Services • Solutions enabling recyclability and increased use of PCR or biobased content • Functional additive solutions for lightweighting plastics • PCR Color Predictive Service, enabling increased use of recycled content • CycleWorks™ Innovation Center for Plastics Recycling reSound™ REC Recycled Content Thermoplastic Elastomers AF 7210 grades Designed for automotive interior applications and contain a minimum of 37% PCR content, enabling customers to meet end-of-life vehicle (ELV) requirements. International standards cover areas of Quality, Environmental, Health and Safety, Automotive, Medical Device, Responsible Care® and Energy Management.

HIGHLIGHTS from 2023: Key Markets Key Customer Challenges • Meet aggressive sustainability goals • Develop strategies to minimize plastic waste • Increase post consumer recycle (PCR) utilization and PCR availability • Meet legislation requirements Avient Solutions & Services • Solutions enabling increased use of PCR content • Specialty solutions incorporating recycle and biobased content • PCR Color Predictive Service, enabling increased use of recycled content • Avient Design Services to enable circular solutions LEARN MORE Avient Sustainability RENEW Packaging Consumer Transportation 35-60% BIO-RENEWABLE CONTENT reSound™ BIO Thermoplastic Elastomers LEARN MORE 35% LOWER CARBON EMISSIONS ColorMatrix™ SmartHeat™ RHC PCR Performance Additives LEARN MORE EXPANDS PCR USAGE Design for Recycling CycleWorks™ Center for Mechanical Recycling LEARN MORE 60% Nymax™ REC Recycled Nylon Formulations LEARN MORE RECYCLE CONTENT ENABLES 100% PCR UTILIZATION Cesa™ Nox A4R Additives for Enhanced Recycling LEARN MORE BIOBASED FIBER ENABLING 10-20% LIGHTER WEIGHT SOLUTIONS Dyneema® SB301 Biobased UD Fiber LEARN MORE 85% PCR Color Prediction Service Winner: Innovation Award, Plastics Industry Association & Product Technology Innovation, Plastics Recycling Awards Europe 2023 LEARN MORE OF CONSUMERS CHOOSE BASED ON COLOR 35-40% RECYCLED CONTENT reSound™ REC PCR TPE for Automotive Interiors LEARN MORE HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2023 42Sustainability Report | 2023 42 https://www.avient.com/company/sustainability/sustainable-solutions-portfolio https://www.avient.com/products/thermoplastic-elastomers/resound-bio-thermoplastic-elastomers https://www.avient.com/products/polymer-additives/reheat-additives-pet/colormatrix-smartheat-rhc https://www.avient.com/resource-center/services/cycleworks-innovation-center-plastic-recycling https://www.avient.com/products/engineered-polymer-formulations/sustainable-formulations/nymax-rec-recycled-nylon-formulations https://www.avient.com/products/polymer-additives/antioxidant-additives https://www.dyneema.com/latest-news/dyneema-unveils-breakthrough-innovation https://www.avient.com/resource-center/services/avient-color-prediction-service https://www.avient.com/products/thermoplastic-elastomers/resound-rec-recycled-content-thermoplastic-elastomers REDUCE Avient’s portfolio of REDUCE solutions include design and materials solutions that enable customers to reduce weight, energy consumption and emissions. International standards cover areas of Quality, Environmental, Health and Safety, Automotive, Medical Device, Responsible Care® and Energy Management.

General Manager, Automotive — GE Industrial, June 2006 to March 2007. Executive Director, Automotive — GE Plastics, May 2004 to May 2006. Organic sales increased sales 16.3% led by improvements in the automotive, wire and cable and packaging end markets.

Jellison began his career with the Donnelly Corporation, a publicly traded international automotive parts supplier, where he served in several senior leadership roles, advancing to Vice President of Finance. He is also Non- Executive Chairman of Valvoline Inc., a majority-owned subsidiary of Ashland Global Holdings and a leadingworldwide producer and distributer of premium-branded automotive, commercial and industrial lubricants and automotive chemicals, since September 2016.

Jellison began his career with the Donnelly Corporation, a publicly traded international automotive parts supplier, where he served in several senior leadership roles, advancing to Vice President of Finance. Valvoline”), a leading worldwide producer and distributer of premium-branded automotive, commercial and industrial lubricants and automotive chemicals, from 2016 until 2018.

HIGHLIGHTS from 2023: Key Markets Key Customer Challenges • Meet aggressive sustainability goals • Develop strategies to minimize plastic waste • Increase post consumer recycle (PCR) utilization and PCR availability • Meet legislation requirements Avient Solutions & Services • Solutions enabling increased use of PCR content • Specialty solutions incorporating recycle and biobased content • PCR Color Predictive Service, enabling increased use of recycled content • Avient Design Services to enable circular solutions LEARN MORE Avient Sustainability RENEW Packaging Consumer Transportation 35-60% BIO-RENEWABLE CONTENT reSound™ BIO Thermoplastic Elastomers LEARN MORE 35% LOWER CARBON EMISSIONS ColorMatrix™ SmartHeat™ RHC PCR Performance Additives LEARN MORE EXPANDS PCR USAGE Design for Recycling CycleWorks™ Center for Mechanical Recycling LEARN MORE 60% Nymax™ REC Recycled Nylon Formulations LEARN MORE RECYCLE CONTENT ENABLES 100% PCR UTILIZATION Cesa™ Nox A4R Additives for Enhanced Recycling LEARN MORE BIOBASED FIBER ENABLING 10-20% LIGHTER WEIGHT SOLUTIONS Dyneema® SB301 Biobased UD Fiber LEARN MORE 85% PCR Color Prediction Service Winner: Innovation Award, Plastics Industry Association & Product Technology Innovation, Plastics Recycling Awards Europe 2023 LEARN MORE OF CONSUMERS CHOOSE BASED ON COLOR 35-40% RECYCLED CONTENT reSound™ REC PCR TPE for Automotive Interiors LEARN MORE HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2023 42Sustainability Report | 2023 42 https://www.avient.com/company/sustainability/sustainable-solutions-portfolio https://www.avient.com/products/thermoplastic-elastomers/resound-bio-thermoplastic-elastomers https://www.avient.com/products/polymer-additives/reheat-additives-pet/colormatrix-smartheat-rhc https://www.avient.com/resource-center/services/cycleworks-innovation-center-plastic-recycling https://www.avient.com/products/engineered-polymer-formulations/sustainable-formulations/nymax-rec-recycled-nylon-formulations https://www.avient.com/products/polymer-additives/antioxidant-additives https://www.dyneema.com/latest-news/dyneema-unveils-breakthrough-innovation https://www.avient.com/resource-center/services/avient-color-prediction-service https://www.avient.com/products/thermoplastic-elastomers/resound-rec-recycled-content-thermoplastic-elastomers REDUCE Avient’s portfolio of REDUCE solutions include design and materials solutions that enable customers to reduce weight, energy consumption and emissions. International standards cover areas of Quality, Environmental, Health and Safety, Automotive, Medical Device, Responsible Care® and Energy Management.

For instance, one of our innovative products can be found in automotive parts.

The Accella acquisition complements the existing specialty business portfolio by providing specialty coating solutions and value-added services in a wide-range of applications, including consumer products, interior and under- the-hood automotive parts, outdoor recreational equipment and food packaging. Key Challenges Our business faces macroeconomic exposures resulting from economic downturns, especially as it relates to cyclical markets such as building and construction, automotive and industrial.

The Accella acquisition complements the existing specialty business portfolio by providing specialty coating solutions and value-added services in a wide-range of applications, including consumer products, interior and under-the-hood automotive parts, outdoor recreational equipment and food packaging. The Accella acquisition expands PolyOne’s specialty portfolio and provides specialty coatings solutions and value-added services in a wide range of applications, including consumer products, interior and under-the-hood automotive parts, outdoor recreational equipment and food packaging.