Provides Longevity Browse and download our literature to learn more about Avient solutions and services. Polymer Testing & Consulting Services

Fibers for optical cable ripcords that provide strength and durability Browse and download our literature to learn more about Avient solutions and services. Product/Service Overview

Browse and download our literature to learn more about Avient solutions and services. Product/Service Overview Colorant and additive dispersions that provide enhanced performance and color consistency

CLEVELAND – PolyOne Corporation, a leading global provider of specialized polymer materials, services and solutions, is investing in its GSDI s DÜSSELDORF, Germany – PolyOne is highlighting materials, services, and expert resources for wire and cable applications at the WIRE trade sho

The Avient facility in Glendale, AZ recently received ISO 13485 certification demonstrating the company’s commitment to providing healthcare solutio ColorNow™ Digital Service from Avient Offers Immediate Color Matching and Streamlined Color Design Process Avient’s customer-focused ColorNow™ digital service uses a mobile app at its core with structural enhancements around it, such as a portable light

A N N U A L R E P O R T 2 0 1 6P O L Y O N E A N N U A L R E P O R T 2 0 16 PolyOne Corporation, with 2016 revenues of $3.3 billion, is a premier provider of specialized polymer materials, services and solutions. OUR VISION To be the world’s premier provider of specialized polymer materials, services and solutions. Service is PolyOne’s timeless differentiator.

Rosenau Page 84 United States 81% Europe Canada 15% Asia 2% 2011 Revenue: $0.9 Billion2011 Revenue: $0.9 Billion SolutionsSolutions At a Glance Performance Products and Solutions Europe 2% 2% $400 $600 $800 $1,000 $1,200 0.0% 2.0% 4.0% 6.0% 8.0% 10.0% 12.0% 14.0% 2006 2007 2008 2009 2010 2011 2015 S a le s ($ m il li o n s) O p e ra ti n g I n co m e % o f S a le s Operating Income % and Revenue 2011 Revenue by Industry Segment2011 Revenue by Industry Segment Expanding ProfitsExpanding Profits OI % of Sales Sales 9-12% Appliance 4% Building & Construction 30% Wire & Cable 17% Electrical & Electronics 2% Consumer 4% Packaging 9% Industrial 20% Misc. 2% HealthCare 2% Transportation 8% Textiles 2% Target Page 85 • Trend toward more affordable housing favors our product 1.5 2.0 2.5 Housing Starts (in million units) 50 year average Market Dynamics Performance Products and Solutions • Ultimate housing recovery presents substantial upside to already record- setting results Source: Historical Data from the US Census Bureau, 2012 estimate is a PolyOne projection. 0.0 0.5 1.0 '87 '89 '91 '94 '96 '98 '00 '02 '04 '06 '08 '10 '12 Page 86 Value Proposition • Premier provider of specialized vinyl and supply chain solutions, leading the industry in innovation and service Transformation Highlights • Management upgrades ensure that each PP&S business Value Proposition and Transformation Highlights Performance Products and Solutions • Management upgrades ensure that each PP&S business maximizes performance • Asset realignment and Lean Six Sigma reduce costs • Strengthened relationship with winning customers • Increased differentiation in all business units > $12B Addressable Market Page 87 Key Differentiators Performance Products and Solutions • Providing application design, material design and / or process design assistance not available from competitors • Capability to improve joint value streams • We are the best innovator in our space • We are the best innovator in our space • Expanding customers’ opportunities by providing innovative materials and marketing ideas • We provide world-class customer service and delivery performance Page 88 13.7% 14.3% 15.5% 9.9% 6.2% 5.4% 2006 2007 2008 2009 2010 2011 WC % of Sales • Best-in-class working capital management and delivery performance • Improved raw material Areas of Focus – Operational Excellence Performance Products and Solutions 2006 2007 2008 2009 2010 2011 89.1% 92.0% 94.2% 93.4% 93.4% 94.0% 2006 2007 2008 2009 2010 2011 On-Time Delivery • Improved raw material positions, sourcing savings • PolyOne pilot site for many LSS and manufacturing excellence programs *As measured to customer request date * Page 89 • reFlexTM Bioplasticizers Applications: Wide variety of flexible vinyl-based products • GeonTM HC for Healthcare � Applications: Medical device housings, specialty tubing � Customer benefits: Withstand aggressive antiseptics Key Innovations Performance Products and Solutions � Applications: Wide variety of flexible vinyl-based products � Customer benefits: Lower carbon footprint, improved productivity • GeonTM SF Super Flow � Applications: Large appliance parts, molded siding panels � Customer benefits: Flame retardancy, detergent resistance Page 90 Critical Imperatives and 2015 Goal Performance Products and Solutions Critical Imperatives • Accelerate innovation - grow in new applications not historically served with vinyl • Drive continuous improvement in manufacturing and working capital efficienciesworking capital efficiencies • Selectively leverage construction recovery 2015 Goal • 9 - 12% return on sales Page 91 Page 92

The smell of the additive acts as a deterrent against rats and termites, thereby providing protection against gnawing damage which could potentially affect the operating capacity of the cables. Longer lasting protection can help avoid unplanned service breakdowns and associated high costs for repairing or installing brand new replacement cables. TECHNOLOGY BENEFITS • Helps provide long term cable protection against rats and termites • Enables manufacturers and cable users to be compliant with EU Regulations • Easy to use, direct incorporation in the jacket, no need for additional layer to protect the cable • Helps avoid unplanned service breakdowns with associated high repair costs 1 CA-Sept15-Doc.6.2- Final 2 A masterbatch should be regarded as a biocidal product if it is has a biocidal function.

Apex’s sole responsibility was to provide independent verification on the accuracy of the GHG emissions reported, and on the underlying systems and processes used to collect, analyze and review the information. Statement of independence, impartiality and competence Apex is an independent professional services company that specializes in Health, Safety, Social and Environmental management services including assurance with over 30 years history in providing these services. Cleveland, Ohio Doral, Florida September 25, 2024 This verification declaration including the opinion expressed herein, is provided to Avient and is solely for the benefit of Avient in accordance with the terms of our agreement.

NYSE: POL), a premier provider of specialized polymer materials, services and solutions, today announced that Dr. is a premier provider of specialized polymer materials, services and solutions. You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the