Purchase Orders In what format will I receive now my purchase orders from Avient? If you wish to receive email updates about the invoice status, keep the checkbox selected 8. What do I do if I forget my CSP password or I am locked out?

The PCR Color Prediction Service, helps brand owners understand what colors are achievable based on the amount of PCR used. They use a let-down ratio that is half of what is required for standard antioxidants. About Avient Avient Corporation (NYSE: AVNT), with 2021 revenues of $4.8 billion, provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world.

Global Policy on Anti-Bribery & Anti-Corruption Issued July 1, 2020 Table of Contents Our Global Policy on Anti-Bribery and Anti-Corruption 1 Importance of Compliance 1 Our Responsibility 1 What Is a Bribe? Violations can occur even if: • There is no corrupt intent • The payment, gift or hospitality is only offered or promised and not actually made • The payment is made but fails to achieve the desired result • The result benefits someone other than the giver (for example, directing business to a third party) • If the individual may have suggested or demanded the bribe • The company feels that it is already entitled to the action or benefit • When an individual “should have known” that bribery was occurring What Is a Bribe? Special care must be exercised when transactions may involve payments to government officials.

Reducing Carbon Footprint What is carbon footprint? Toxic Substances Control Act (TSCA), International Agency for Research on Cancer (IARC) and California Prop 65 amongst others. This means making customized decisions on a case-by-case basis.

What if you had more design freedom when tackling your next big idea for water sports by using advanced composite materials, thus passing on a lighter, higher performing product to the consumer? What if you could help them reach outdoor nirvana with equipment that performs better than ever? Either way, they depend on you for outdoor equipment that helps them do what they love with ease.

For consumer products, lighter weight can mean increased safety, better ergonomics and improved handling.

Innovator of Materials Solutions20 24 In this annual report, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. What makes me particularly proud of all these accomplishments is that we achieved them during a year of significant change—important change—as we developed and began executing our new company strategy. Annual Report | 2024 2 STOCK EXCHANGE LISTING Avient's Common Stock is listed on the New York Stock Exchange, Symbol: AVNT SHAREHOLDER INQUIRIES If you have any questions concerning your account as a shareholder, name or address changes, inquiries regarding stock certificates, or if you need tax information regarding your account, please contact our transfer agent: Equiniti Trust Company, LLC 1110 Centre Pointe Curve, Suite 101 Mendota Heights, MN 55120-4100 Phone: 1-855-598-2615 or 1-651-450-4064 www.shareowneronline.com Additional information about Avient, including current and historic copies of Annual Reports on Form 10-K and other reports filed with the Securities and Exchange Commission, is available online at www.avient.com or free of charge from: Investor Relations Avient Corporation 33587 Walker Road Avon Lake, Ohio 44012 Phone: 1-440-930-1000 ANNUAL MEETING The annual meeting of Avient will be held virtually via live webcast at 9:00 a.m.

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PolyOne Investor Presentation March 2017 POLYONE CORPORATION 2 Forward-Looking Statements  In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. They use words such as “will,” “anticipate,” “estimate,” “expect,” “project,” “intend,” “plan,” “believe,” and other words and terms of similar meaning in connection with any discussion of future operating or financial performance and/or sales IR Presentation - Q4 2016v13 PolyOne Investor �Presentation�March 2017 Forward-Looking Statements Use of Non-GAAP Measures What We Do At a Glance Returning Cash to Shareholders Slide Number 7 Proof of Performance & 2020 Platinum Vision Ours is Not a Cost Cutting Story Innovation Drives Earnings Growth Primary Industries Served Slide Number 12 Slide Number 13 Slide Number 14 Slide Number 15 Free Cash Flow and Strong Balance Sheet �Fund Investment / Shareholder Return Why Invest In PolyOne?

If you’re considering bio-based plastics for the products in your portfolio but are concerned about maintaining high-quality product standards, our bio-based additives and colorants may provide the solution you seek. Learn more about a range of colorants made with natural pigments derived from plants, flowers, roots and minerals.