We offer these customers more than materials. Distribution service that collaborates with medical device OEMs and custom processors, providing a comprehensive portfolio of polymer solutions and healthcare expertise, with a focus on biochemical, immunoassay, and molecular diagnostics. PolyOne Corporation, with 2017 revenues of $3.2 billion, is a premier provider of specialized polymer materials, services and solutions.

Making these materials available locally rather than importing them will improve lead times and the ability to collaborate on custom formulations. In addition, our increased technology and sales personnel will help maximize the innovation, collaboration and service we provide to them." PolyOne Corporation, with 2017 revenues of $3.2 billion, is a premier provider of specialized polymer materials, services and solutions.

will further increase value for customers and stakeholders," Mr. is a premier provider of specialized polymer materials, services and solutions. The company adds value to global customers and improves sustainability through formulating materials, such as:

WITH ADDITIONAL FACILITIES LISTED ON ATTACHED ANNEX) has been assessed by ABS Quality Evaluations, Inc. and found to be in conformance with the requirements set forth by: IATF 16949:2016 The Quality Management System is applicable to: DESIGN AND MANUFACTURE OF CUSTOM PVC PLASTISOL AND PVC SLUSH MOLD POWDER Certificate No: 38972 Effective Date: 04 September 2021 Expiration Date: 03 September 2024 Revision Date: 04 September 2021 IATF No: 0422162 Dominic Townsend, President Validity of this certificate is based on the successful completion of the periodic surveillance audits of the management system defined by the above scope and is contingent upon prompt,written notification to ABS Quality Evaluations, Inc. of significant changes to the management system or components thereof. Facility: C & W Services 1404 Lowell Street Elyria, OH 44035 U.S.A. Activity: Continuous Improvement, Contract Review, Customer Service, Information Technology, Interanl Audit Management, Human Resourse, Supplier Management & Logistics Activity: Warehousing Validity of this certificate may be confirmed at www.abs-qe.com/cert_validation.

As you read through our 2023 Sustainability Report, you will see a large number of contributions and highlights of our impact. Our work in sustainability originates from a core tenant of utilizing innovation to help our customers meet their commitments and to add value for our stakeholders—and ultimately—our planet.

McAlindon (24) Page 24 Award-Winning Marketing Campaign Page 25 2012 Range Rover Evoque Interior • Color harmonization across 15 unique color-and-polymer combinations • Eliminated need for multiple pre- colored materials • Reduced Land Rover’s working capital Page 26 KOR Delta Hydration Vessel • Specialty TPE formulation overcame performance issues • Eliminated secondary assembly process for increased operational efficiency Interior seal Flip-top seal Bottom ring Page 27 Friedrich Kühl® Decorative Air Conditioner Housing • Replaced painted ABS housing with Geon™ solution • Reduced operating noise • Simplified manufacturing footprint to drive significant cost savings Page 28 • Focused on markets with high growth and profit potential • Leveraging our in-depth knowledge of formulation Focused Efforts in Attractive Industry Segments $113 $260 Healthcare and processing to develop market driven solutions • Aligning resources across the organization to drive growth in target markets $152 $228 2006 2011 Sustainable Solutions (Revenue in $ millions) 2006 2011 2006 2011 2006 2011 Page 29 • Design service collaboration • Doubled productivity and improved yield rates • Substantial reduction in overall manufacturing costs Pulmonary Device Page 30 Innovating for the future… Rejuvenate a mature industry with new products and processes Products designed for “next life” instead of “end life” Plastics: Key to Future Sustainable Development …Making a difference today! end life” New designs for energy and carbon efficiency New applications for used and recycled plastics Page 31 Therma-Tech™ LED Lighting • Replaces metal in LED lighting • Extends LED durability and life span eliminating hot spots • Greater design flexibility with • Greater design flexibility with fewer parts • Weight reduction • Simplifies manufacturing and lowers total production cost Page 32 Decreasing Decreasing Dependence on Dependence on Fossil FuelsFossil Fuels Globalizing and Globalizing and LocalizingLocalizing Protecting the Protecting the EnvironmentEnvironment Protecting the Protecting the EnvironmentEnvironment Improving Improving Health and Health and WellnessWellness Improving Improving Health and Health and WellnessWellness Alignment with Megatrends • Aging population • Longer life expectancy • Healthy living • Aging in place • Aging population • Longer life expectancy • Healthy living • Aging in place • Environmental consciousness • Alternative energy • Resource efficiency • Biotechnology • Environmental consciousness • Alternative energy • Resource efficiency • Biotechnology • Global leader/local expert with customized solutions • Global OEMs seeking one standard of service everywhere • Global leader/local expert with customized solutions • Global OEMs seeking one standard of service everywhere • Efficiency focus • Reduced size/weight • Mass transit • Alternative materials • Electric vehicles • Efficiency focus • Reduced size/weight • Mass transit • Alternative materials • Electric vehicles Page 33 48.7% $40.5 26.3% Research & Development Spending Specialty Platform Vitality Index Progression* Innovation Drives Earnings Growth Specialty Platform Gross Margin % * Percentage of Specialty platform revenue from products introduced in last five years 19.5% 2006 2011PF $20.3 2006 2011PF 14.3% 2006 2011PF ($ millions) Page 34 StrategyStrategy PolyOne Innovation Framework Unmet Needs Identification Idea Generation and Shaping Offering Offering Offering Offering Phased Offering Launch Offering Offering LaunchLaunch Offering Offering DevelopmentDevelopment Market Penetration and Value Maximization Intellectual Property ● Resources ● CultureIntellectual Property ● Resources ● Culture Page 35 • Accelerate growth in targeted industries and expand geographic presence through market-driven innovations • Leverage new talent, tools, and training to drive customer satisfaction and margin expansion Critical Imperatives satisfaction and margin expansion • Translate best practices to / from ColorMatrix • Drive specialization using a value-based mindset Page 36 Page 37

Avient offers a broad portfolio of technologies that help our customers—and our planet—be more sustainable. We have defined our Sustainability Portfolio in the eight ways we help our customers meet their innovation and sustainability goals. Protecting associates, customers and the environment by providing safe products is a priority for Avient.

NYSE: AVNT) is to be an innovator of materials solutions that help our customers succeed, while enabling a sustainable world.  Our local touch and customer engagement, combined with our global presence, allows us to serve customers with agility.  In doing so, we innovate solutions that help our customers overcome their challenges or capitalize on opportunities provided by the fast-changing world and secular trends. 

Glasforms™ pultruded rods, tubes, and custom profiles Fiber-Line™ thermoset pultruded rods and custom extrusion-coated fibers Avient is committed to helping customers meet sustainability goals in various ways through its composites portfolio.

As a leading provider of specialty polymers, we work together with our customers to improve the design, production, marketplace appeal, and performance of their products. PolyOne Corporation, with 2017 revenues of $3.2 billion, is a premier provider of specialized polymer materials, services and solutions. CAPTION: PolyOne showcases new polymer solutions that deliver innovation for customers at Chinaplas 2018.