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 condition, performance and/or sales. items, include statements relating to future actions; prospective changes in raw material costs, product pricing or product demand; future performance; estimated capital expenditures; results of current and anticipated market conditions and market strategies; sales efforts; expenses; the outcome of contingencies such as legal proceedings and environmental liabilities; and financial results. Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to: • disruptions, uncertainty or volatility in the credit markets that could adversely impact the availability of credit already arranged and the availability and cost of credit in the future; • the effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; • disruptions or inefficiencies in our supply chain, logistics, or operations; • changes in laws and regulations in jurisdictions where we conduct business, including with respect to plastics and climate change; • fluctuations in raw material prices, quality and supply, and in energy prices and supply; • demand for our products and services; • production outages or material costs associated with scheduled or unscheduled maintenance programs; • unanticipated developments that could occur with respect to contingencies such as litigation and environmental matters; • our ability to pay regular quarterly cash dividends and the amounts and timing of any future dividends; • information systems failures and cyberattacks; • our ability to service our indebtedness and restrictions on our current and future operations due to our indebtedness; • amounts for cash and non-cash charges related to restructuring plans that may differ from original estimates, including because of timing changes associated with the underlying actions; • other factors affecting our business beyond our control, including without limitation, changes in the general economy, changes in interest rates, changes in the rate of inflation, geopolitical conflicts, and any recessionary conditions; and • other factors described in our Annual Report on Form 10-K under Item 1A, “Risk Factors.” EPS $2.66 15.2% (2.5%) 12.7% Copyright © . 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 © . 2025 17 Color, Additives & Inks – full year 2024 performance 2,007 2,047 358 384 • Driven by new applications for drug delivery and building & construction as well as demand recovery in packaging and consumer • Adjusted EBITDA margin expansion driven by higher sales and net price benefit Adj. 17.8% Adj. 18.7% Copyright © . 2025 18 Specialty Engineered Materials – full year 2024 performance 1,138 1,197 224 249 • Growth headlined by strong demand for applications in defense end market and composites used in building & construction and engineered materials used in healthcare • Adjusted EBITDA margin expansion driven by higher sales and favorable mix Adj. 19.7% Adj. 20.8% Copyright © . 2025 19 Avient full year 2024 performance vs. full year 2023 3,143 3,240 502 526 Adj.

In particular, these include statements relating to future actions; prospective changes in raw material costs, product pricing or product demand; future performance; estimated capital expenditures; results of current and anticipated market conditions and market strategies; sales efforts; expenses; the outcome of contingencies such as legal proceedings and environmental liabilities; and financial results. Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to: • Disruptions, uncertainty or volatility in the credit markets that could adversely impact the availability of credit already arranged and the availability and cost of credit in the future; • The effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; • Disruptions or inefficiencies in our supply chain, logistics, or operations; • Changes in laws and regulations in jurisdictions where we conduct business, including with respect to plastics and climate change; • Fluctuations in raw material prices, quality and supply, and in energy prices and supply; • Demand for our products and services; • Production outages or material costs associated with scheduled or unscheduled maintenance programs; • Unanticipated developments that could occur with respect to contingencies such as litigation and environmental matters; • Our ability to pay regular quarterly cash dividends and the amounts and timing of any future dividends; • Information systems failures and cyberattacks; • Amounts for cash and non-cash charges related to restructuring plans that may differ from original estimates, including because of timing changes associated with the underlying actions; • Our ability to achieve strategic objectives and successfully integrate acquisitions, including the implementation of a cloud-based enterprise resource planning system, S/4HANA; • Other factors affecting our business beyond our control, including without limitation, changes in the general economy, changes in interest rates, changes in the rate of inflation, geopolitical conflicts and any recessionary conditions; and • Other factors described in our Annual Report on Form 10-K for the year ended December 31, 2023 under Item 1A, “Risk Factors.”

Buyer’s sole and exclusive remedy for any claim shall be, at Seller’s option, a refund or credit of the purchase price paid by Buyer for the Product shown to be damaged or not in conformity with Seller’s warranties or replacement of such Product. If a present or future law, governmental decree, order, regulation, or ruling under any existing or future legislation prevents Seller from increasing or revising the price as provided herein, or nullifies or reduces any price or price increase hereunder, upon written notice from one to the other Seller and Buyer will attempt to identify mutually agreeable changes to conform this contract with such law, decree, order, regulation, or ruling. Seller may change the price and/or terms of delivery and shipment at any time up until delivery, except where a written alternative pricing mechanism exists that is signed by Seller.

Buyer’s sole and exclusive remedy for any claim shall be, at Seller’s option, a refund or credit of the purchase price paid by Buyer for the Product shown to be damaged or not in conformity with Seller’s warranties or replacement of such Product. If a present or future law, governmental decree, order, regulation, or ruling under any existing or future legislation prevents Seller from increasing or revising the price as provided herein, or nullifies or reduces any price or price increase hereunder, upon written notice from one to the other, Seller and Buyer will attempt to identify mutually agreeable changes to conform this contract with such law, decree, order, regulation, or ruling. Seller may change the price and/or terms of delivery and shipment at any time up until delivery, except where a written alternative pricing mechanism exists that is signed by Seller.

Buyer’s sole and exclusive remedy for any claim shall be, at Seller’s option, a refund or credit of the purchase price paid by Buyer for the Product shown to be damaged or not in conformity with Seller’s warranties or replacement of such Product. If a present or future law, governmental decree, order, regulation, or ruling under any existing or future legislation prevents Seller from increasing or revising the price as provided herein, or nullifies or reduces any price or price increase hereunder, upon written notice from one to the other Seller and Buyer will attempt to identify mutually agreeable changes to conform this contract with such law, decree, order, regulation, or ruling. Seller may change the price and/or terms of delivery and shipment at any time up until delivery, except where a written alternative pricing mechanism exists that is signed by Seller.

Seller’s entire liability to Buyer for damages, whether under breach of warranty or any other cause whatsoever, and whether under this contract or otherwise, shall in no event exceed that part of the purchase price applicable to the portion of Product giving rise to Buyer’s claim for such damages. If a present or future law, governmental decree, order, regulation, or ruling under any existing or future legislation prevents Seller from increasing or revising the price as provided herein, or nullifies or reduces any price or price increase hereunder, upon written notice from one to the other Seller and Buyer will attempt to identify mutually agreeable changes to conform this contract with such law, decree, order, regulation, or ruling. Seller may change the price and/or terms of delivery and shipment at any time before the acceptance of the purchase order, except where a written alternative pricing mechanism exists in this contract.

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 condition, performance and/or sales. items, include statements relating to future actions; prospective changes in raw material costs, product pricing or product demand; future performance; estimated capital expenditures; results of current and anticipated market conditions and market strategies; sales efforts; expenses; the outcome of contingencies such as legal proceedings and environmental liabilities; and financial results. Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to: • disruptions, uncertainty or volatility in the credit markets that could adversely impact the availability of credit already arranged and the availability and cost of credit in the future; • the effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; • disruptions or inefficiencies in our supply chain, logistics, or operations; • changes in laws and regulations in jurisdictions where we conduct business, including with respect to plastics and climate change; • fluctuations in raw material prices, quality and supply, and in energy prices and supply; • demand for our products and services; • production outages or material costs associated with scheduled or unscheduled maintenance programs; • unanticipated developments that could occur with respect to contingencies such as litigation and environmental matters; • our ability to pay regular quarterly cash dividends and the amounts and timing of any future dividends; • information systems failures and cyberattacks; • our ability to service our indebtedness and restrictions on our current and future operations due to our indebtedness; • amounts for cash and non-cash charges related to restructuring plans that may differ from original estimates, including because of timing changes associated with the underlying actions; • other factors affecting our business beyond our control, including without limitation, changes in the general economy, changes in interest rates, changes in the rate of inflation, geopolitical conflicts, tariffs, and any recessionary conditions; and • other factors described in our Annual Report on Form 10-K under Item 1A, “Risk Factors.” Offsetting any inflationary headwinds with our time-tested rigor in raw material sourcing, substitution and pricing actions 6.

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 condition, performance and/or sales. items, include statements relating to future actions; prospective changes in raw material costs, product pricing or product demand; future performance; estimated capital expenditures; results of current and anticipated market conditions and market strategies; sales efforts; expenses; the outcome of contingencies such as legal proceedings and environmental liabilities; and financial results. Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to: • disruptions, uncertainty or volatility in the credit markets that could adversely impact the availability of credit already arranged and the availability and cost of credit in the future; • the effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; • disruptions or inefficiencies in our supply chain, logistics, or operations; • changes in laws and regulations in jurisdictions where we conduct business, including with respect to plastics and climate change; • fluctuations in raw material prices, quality and supply, and in energy prices and supply; • demand for our products and services; • production outages or material costs associated with scheduled or unscheduled maintenance programs; • unanticipated developments that could occur with respect to contingencies such as litigation and environmental matters; • our ability to pay regular quarterly cash dividends and the amounts and timing of any future dividends; • information systems failures and cyberattacks; • our ability to service our indebtedness and restrictions on our current and future operations due to our indebtedness; • amounts for cash and non-cash charges related to restructuring plans that may differ from original estimates, including because of timing changes associated with the underlying actions; • other factors affecting our business beyond our control, including without limitation, changes in the general economy, changes in interest rates, changes in the rate of inflation, geopolitical conflicts, tariffs, and any recessionary conditions; and • other factors described in our Annual Report on Form 10-K under Item 1A, “Risk Factors.” Offsetting any inflationary headwinds with our time-tested rigor in raw material sourcing, substitution and pricing actions 6.

In particular, these include statements relating to future actions; prospective changes in raw material costs, product pricing or product demand; future performance; estimated capital expenditures; results of current and anticipated market conditions and market strategies; sales efforts; expenses; the outcome of contingencies such as legal proceedings and environmental liabilities; and financial results. Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to: • Disruptions, uncertainty or volatility in the credit markets that could adversely impact the availability of credit already arranged and the availability and cost of credit in the future; • The effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; including recessionary conditions • The current and potential future impact of the COVID-19 pandemic on our business, results of operations, financial position or cash flows • Changes in polymer consumption growth rates and laws and regulations regarding plastics in jurisdictions where we conduct business; • Fluctuations in raw material prices, quality and supply, and in energy prices and supply; • Production outages or material costs associated with scheduled or unscheduled maintenance programs; • Unanticipated developments that could occur with respect to contingencies such as litigation and environmental matters; • An inability to raise or sustain prices for products or services; • Our ability to pay regular quarterly cash dividends and the amounts and timing of any future dividends; • Information systems failures and cyberattacks; • Amounts for cash and non-cash charges related to restructuring plans that may differ from original estimates, including because of timing changes associated with the underlying actions; • The ability to obtain required regulatory approvals and otherwise consummate the proposed sales of the Distribution business; and • Other factors affecting our business beyond our control, including without limitation, changes in the general economy, changes in interest rates, changes in the rate of inflation and any recessionary conditions Use of Non-GAAP Measures This presentation includes the use of both GAAP (generally accepted accounting principles) and non-GAAP financial measures.

Other Benefits. 2018 Grants of Plan-Based Awards Estimated Future Payouts Under Equity Incentive Plan Awards Exercise or Base Price of Option Awards ($/Sh) (i) Threshold Estimated Future Payouts Under Non- Equity Incentive Plan Awards (a) Grant Date Grant Date Fair Value of Stock and Option (j) Threshold Maximum All Other Stock Awards: Number of Shares of Stock or Units Estimated Future Payouts Under Non-Equity Incentive Plan Awards (columns (c), (d) and (e)) (1) 2018 Annual Incentive Program Payments (2) Cash-Settled Performance Units. Exercise or Base Price of Option Awards (column (i)) Grant Date Fair Value of Stock and Option Awards (column (j)) Narrative Disclosure Relating to the 2018 Summary Compensation Table and the 2018 Grants of Plan-Based Awards Table Outstanding Equity Awards at 2018 Fiscal Year-End Exercise Price Expiration Date Market Value of Shares or Units of Stock That Have Not Vested Equity Incentive Plan Awards: Market or Payout Value of Unearned Shares, Units or Other Rights that Have Not Vested (j) Stock Awards Equity Incentive Plan Awards: Number of Securities Underlying Unearned Options Equity Incentive Plan Awards: Number of Unearned Shares, Units or Other Rights that Have Not Vested (i) Number of Shares or Units of Stock That Have Not Vested Number of Underlying Unexercised Options (#) Unexercisable Number of Securities Underlying Options (#) Exercisable Option Awards Number of Securities Underlying Unexercised Options (#) Exercisable (column (b)) Number of Securities Underlying Unexercised Options (#) Unexercisable (column (c)) Equity Incentive Plan Awards: Number of Securities Underlying Unexercised Unearned Options (column (d)) Option Exercise Price (column (e)) Option Expiration Date (column (f)) Number of Shares or Units of Stock That Have Not Vested (column (g)) Market Value of Shares or Units of Stock That Have Not Vested (column (h)) Equity Incentive Plan Awards: Number of Unearned Shares, Units or Other Rights That Have Not Vested (column (i)) Equity Incentive Plan Awards: Market or Payout Value of Unearned Shares, Units or Other Rights That Have Not Vested (column (j)) 2018 Option Exercises and Stock Vested Option Awards Stock Awards Acquired on Exercise Value Realized on Exercise Acquired on Vesting Value Realized on Vesting Option Awards (columns (b) and (c)) Stock Awards (columns (d) and (e)) 2018 Nonqualified Deferred Compensation Aggregate Executive Registrant Aggregate Aggregate Aggregate Balance at Contributions Contributions Earnings Withdrawals/ Balance at in Last FY in Last FY in Last FY Distributions Last FYE (1) ($)(2) ($)(3) ($)(4) ($) ($)(1)(5) Potential Payments Upon Termination or Change of Control Summary of Potential Payments Management Continuity Agreements Executive Severance Plan Annual Plan Long-Term Incentive Awards Retirement Benefits Payments and Benefits Upon Termination — As of the End of Fiscal Year 2018 CEO Pay Ratio Disclosure CEO Annual Total Compensation for 2018: $6,127,920 Median Employee Annual Total Compensation for 2018: $48,056 Ratio of CEO to Median Employee Annual Total Compensation for 2018: 128:1 How the Median Employee was Determined in 2017 Compensation Committee Interlocks and Insider Participation Policy on Related Person Transactions Risk Assessment of the Compensation Programs Compensation Committee Report The Compensation Committee of the Board of Directors MISCELLANEOUS MISCELLANEOUS PROVISIONS Voting at the Meeting not Shareholder Proposals MISCELLANEOUS Proxy Solicitation We will furnish without charge to each person from whom a proxy is being solicited, upon written request of any such person, a copy of the Annual Report on Form 10-K of the Company for the fiscal year ending December 31, 2018, as filed with the SEC, including the financial statements and schedules thereto.