LESLIE SEQUEIRA Chief Information Officer Leslie Sequeira is chief information officer for Avient Corporation, a premier provider of specialized and sustainable material solutions and services. There, he drove a new technology go-to-market strategy that created competitive advantage, including leading the adoption of advanced technologies such as robotics, AI, and cutting-edge cybersecurity tools and frameworks.

OUR STRATEGY Specialization Differentiates us through unique value-creating offerings to our customers. Globalization Positions us to serve our customers consistently, everywhere in the world. Operational Excellence Empowers us to respond to the voice of the customer with relentless continuous improvement.

Additionally, Adjusted EPS excludes the impact of special items and amortization expense associated with intangible assets. 2 3 AVIENT OVERVIEW OUR VISION: Creating specialized and sustainable materials solutions that transform customer challenges into opportunities, bringing new products to life for a better world 2023 Financial ResultsCompany Overview Revenue By: 9,300 Employees 102 Manufacturing Sites 20,000+ Customers Key Highlights  Premier formulator of specialized and sustainable materials solutions  Asset-light business model, with flexibility to adapt to customer needs  Best-in-class technology and service (140+ PhDs / 2,500+ patents)  History of transformation through successful M&A while consistently returning cash to shareholders  Poised for continued future growth in excess of GDP $3.14B Revenue $2.36 Adjusted EPS $502M Adjusted EBITDA 16.0% Adjusted EBITDA Margins $186M Adjusted Free Cash Flow Over $1B in share buybacks since 2011 Raised dividend for 13 consecutive years, a 15% CAGR since 2011 U.S. & Canada EMEA Asia Latin America 64% 36% Specialty Engineered Materials Color Additives and Inks 41% 36% 18% 5% 7% 7% 23% 19% 9% 16% 10% 5% 4% Defense Healthcare Packaging Consumer Building & Construction Industrial Transportation Energy Telecom Geography Segment Industry 4 CREATING A WORLD-CLASS SUSTAINABLE ORGANIZATION 1. 6% annualized long term sales growth leveraging sustainable solutions, composites, healthcare and emerging regions 2. Senior management also uses operating income before special items to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and how it may serve as a basis for future performance. Management excludes intangible asset amortization from adjusted EPS as it believes excluding acquired intangible asset amortization is a useful measure of current period earnings per share.

Technology is also allowing AI and machine-learning to track a pet’s health. Let us connect you to up and coming trends for colors that your customers will want to buy. Call, chat, or submit a form here. © 2022, Avient Corporation www.avient.com https://www.polyone.com/contact-us-now

OUR STRATEGY Specialization Differentiates us through unique value-creating offerings to our customers. Globalization Positions us to serve our customers consistently, everywhere in the world. Operational Excellence Empowers us to respond to the voice of the customer with relentless continuous improvement.

At Avient, our in-house capabilities allow us to quickly move opportunities through the product development pipeline. This enables us to evaluate how different materials perform and to establish best practice processing parameters. Our breadth of materials, design and technical expertise allows us to select from a range of solutions to more accurately predict performance and confirm that requirements are being met.

At Avient, our in-house capabilities allow us to quickly move opportunities through the product development pipeline. This enables us to evaluate how different materials perform and to establish best practice processing parameters. Our breadth of materials, design and technical expertise allows us to select from a range of solutions to more accurately predict performance and confirm that requirements are being met.

A Digital Service To Support PCR Resin Coloration PCR Color Prediction Service Product/Service Overview

Financials are pro forma for the acquisition of Dyneema® and potential divestiture of Distribution Avient Specialty Formulators Other Specialty / Chemical Companies 30 CULTURE AND PEOPLE 31 OUR SPECIALTY JOURNEY CONTINUES 32 • Dyneema® brings leading technology and brand with the World’s Strongest Fiber™, deep history of application development and strong management team focused on specialty applications • Dyneema® transaction is aligned with our previously stated acquisition goal of expanding our composites and fiber capabilities • Similar to our other technology expansion acquisitions, Dyneema® allows us to leverage our invest-to-grow strategy • We plan to explore a possible sale of our Distribution business. Senior management also uses operating income before special items to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and how it may serve as a basis for future performance. Senior management believes the measures described above are useful to investors because they allow for comparison to Avient's performance in prior periods without the effect of items that, by their nature, tend to obscure Avient's operating results due to the potential variability across periods based on timing, frequency and magnitude.

All Rights Reserved 2025 16 Full-year 2024 organic revenue growth - by region ▲5% ▲1% ▲5% ▲15% Year-over-year revenue growth, excludes the impact of foreign exchange US & Canada Europe, Middle East & Africa Asia Latin America Copyright © . All Rights Reserved 2025 Avient 2024 sales BUSINESS SEGMENTS END MARKETS REGIONS 63% 37% S E M C AI 23% 20% 15% 10% 10% 8% 7% 4% 3% Packaging Telecom Energy Defense Healthcare Building & construction Transportation Industrial Consumer 41% 35% 18% 6% US & Canada Latin America Asia Europe, Middle East and Africa 24Copyright © . Management excludes intangible asset amortization from adjusted EPS as it believes excluding acquired intangible asset amortization is a useful measure of current period earnings per share.