• Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to:  The final amount of charges resulting from the planned North American asset realignment and the Company’s ability to realize anticipated savings and operational benefits from the asset realignment;  Our ability to achieve the strategic and other objectives relating to the acquisition of Spartech Corporation, including any expected synergies;  Our ability to successfully integrate Spartech and achieve the expected results of the acquisition, including, without limitation, the acquisition being accretive;  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 financial condition of our customers, including the ability of customers (especially those that may be highly leveraged and those with inadequate liquidity) to maintain their credit availability;  The speed and extent of an economic recovery, including the recovery of the housing market;  Our ability to achieve new business gains;  The effect on foreign operations of currency fluctuations, tariffs, and other political, economic and regulatory risks;  Changes in polymer consumption growth rates in the markets where we conduct business;  Changes in global industry capacity or in the rate at which anticipated changes in industry capacity come online;  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 achieve or delays in achieving or achievement of less than the anticipated financial benefit from initiatives related to working capital reductions, cost reductions, employee productivity goals, and an inability to raise or sustain prices for products or services;  An inability to raise or sustain prices for products or services;  An inability to maintain appropriate relations with unions and employees;  The inability to achieve expected results from our acquisition activities;  Our ability to continue to pay cash dividends;  The amount and timing of repurchases of our common shares, if any; and  Other factors affecting our business beyond our control, including, without limitation, changes in the general economy, changes in interest rates and changes in the rate of inflation. • The above list of factors is not exhaustive. • We undertake no obligation to publicly update forward-looking statements, whether as a result of new information, future events or otherwise.

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.”

Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to: • The time required to consummate the proposed acquisitions described in this presentation; • The satisfaction or waiver of conditions in the purchase agreements for the proposed acquisitions; • Any material adverse changes in the business of Clariant’s Color and Additive Masterbatch business; • The ability to obtain required regulatory or other third-party approvals and consents and otherwise consummate the proposed acquisitions; • Our ability to achieve the strategic and other objectives relating to the proposed acquisitions, including any expected synergies; • Our ability to successfully integrate Clariant’s Color and Additive Masterbatch business and achieve the expected results of the acquisitions, including, without limitation, the acquisitions being accretive; • 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; • Changes in polymer consumption growth rates and laws and regulations regarding plastics in jurisdictions where we conduct business; • Changes in global industry capacity or in the rate at which anticipated changes in industry capacity come online; • 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; • An ability to achieve or delays in achieving or achievement of less than the anticipated financial benefit from initiatives related to acquisition and integration, working capital reductions, costs reductions and employee productivity goals; • Information systems failures and cyberattacks; and • Other factors affecting our business beyond our control, including, without limitation, changes in the general economy, changes in interest rates and changes in the rate of inflation.

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.”

Independent Registered Public Accountant Services and Related Fee Arrangements AUDIT Report of the Audit Committee AUDIT The Audit Committee of the Board of Directors CORPORATE GOVERNANCE CORPORATE GOVERNANCE Director Independence Lead Director CORPORATE GOVERNANCE Board Leadership Structure Board’s Oversight of Risk Code of Ethics, Code of Conduct and Corporate Governance Guidelines CORPORATE GOVERNANCE Communication with Board Board and Committees Board Attendance Board Committees CORPORATE GOVERNANCE AAudit Committee – Primary Responsibilities and Requirements NUMBER OF MEETINGS IN 2018: 9 COMMITTEE MEMBERS:* Compensation Committee – Primary Responsibilities and Requirements NUMBER OF MEETINGS IN 2018: 5 COMMITTEE MEMBERS: CORPORATE GOVERNANCE Nominating and Governance Committee – Primary Responsibilities and Requirements NUMBER OF MEETINGS IN 2018: 4 COMMITTEE MEMBERS:* CORPORATE GOVERNANCE Environmental, Health and Safety Committee – Primary Responsibilities and Requirements NUMBER OF MEETINGS IN 2018: 3 COMMITTEE MEMBERS:* Board Refreshment 0% 20% 40% 60% 80% 100% 5 or fewer 6 to 10 More than 10 Years of Service NON-EMPLOYEE DIRECTOR COMPENSATION 2018 NON-EMPLOYEE DIRECTOR COMPENSATION Role Annual Cash Retainers 2018 Director Compensation Table Name Fees Earned or Paid in Cash (a) ($) Stock Awards (b) ($) Total (c) ($) (1) NON-EMPLOYEE DIRECTOR COMPENSATION Fees Earned or Paid in Cash (column (a)) Stock Awards (column (b)) Option Awards Outstanding and Fully-Vested Deferred Shares Name Number of Deferred Shares(1) (#) OWNERSHIP OF POLYONE SHARES OWNERSHIP OF POLYONE SHARES Beneficial Ownership of Our Common Shares Name Number of Shares Owned(1) Right to Acquire Shares Total Beneficial Ownership OWNERSHIP OF POLYONE SHARES Name and Address Number of Shares % of Shares Stock Ownership Guidelines for Non-Employee Directors Section 16(a) Beneficial Ownership Reporting Compliance COMPENSATION DISCUSSION AND ANALYSIS COMPENSATION DISCUSSION AND ANALYSIS Executive Summary Name Title How Pay is Tied to Company Performance.

Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to: the ability and time required to consummate the acquisition of Dyneema; our ability to achieve the strategic and other objectives relating to the proposed acquisition of Dyneema; 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; 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; information systems failures and cyberattacks; and other factors affecting our business beyond our control, including without limitation, changes in the general economy, changes in interest rates and changes in the rate of inflation.

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.

• Factors that could cause actual results to differ materially from those implied by these forward looking statements include but are not limited to:• Factors that could cause actual results to differ materially from those implied by these forward‐looking statements include, but are not limited to:  Our ability to achieve the strategic and other objectives relating to the Spartech acquisition, including any expected synergies; our ability to successfully integrate Spartech and achieve the expected results of the acquisition, including, without limitation, the acquisition being accretive;  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 financial condition of our customers, including the ability of customers (especially those that may be highly leveraged and those with inadequate liquidity) to maintain their credit availability;liquidity) to maintain their credit availability;  The speed and extent of an economic recovery, including the recovery of the housing market;  Our ability to achieve new business gains;  The amount and timing of repurchases, if any, of PolyOne common shares and our ability to pay regular quarterly cash dividends and the amounts and timing of any future dividends;  The effect on foreign operations of currency fluctuations, tariffs, and other political, economic and regulatory risks;  Changes in polymer consumption growth rates in the markets where we conduct business;g p y p g ;  Changes in global industry capacity or in the rate at which anticipated changes in industry capacity come online;  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 achieve or delays in achieving or achievement of less than the anticipated financial benefit from initiatives related to working capital reductions, cost reductions, employee productivity goals, and an inability to raise or sustain prices for products or services;, , p y p y g , y p p ;  An inability to maintain appropriate relations with unions and employees; and  Other factors affecting our business beyond our control, including, without limitation, changes in the general economy, changes in interest rates and changes in the rate of inflation. • The above list of factors is not exhaustive. • We undertake no obligation to publicly update forward‐looking statements, whether as a result of new information, future events or otherwise.

• Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to:  The final amount of charges resulting from the planned North American asset realignment and the Company’s ability to realize anticipated savings and operational benefits from the asset realignment;  Our ability to achieve the strategic and other objectives relating to the acquisition of Spartech Corporation, including any expected synergies;  Our ability to successfully integrate Spartech and achieve the expected results of the acquisition, including, without limitation, the acquisition being accretive;  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 financial condition of our customers, including the ability of customers (especially those that may be highly leveraged and those with inadequate liquidity) to maintain their credit availability;  The speed and extent of an economic recovery, including the recovery of the housing market;  Our ability to achieve new business gains;  The effect on foreign operations of currency fluctuations, tariffs, and other political, economic and regulatory risks;  Changes in polymer consumption growth rates in the markets where we conduct business;  Changes in global industry capacity or in the rate at which anticipated changes in industry capacity come online;  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 achieve or delays in achieving or achievement of less than the anticipated financial benefit from initiatives related to working capital reductions, cost reductions, employee productivity goals, and an inability to raise or sustain prices for products or services;  An inability to raise or sustain prices for products or services;  An inability to maintain appropriate relations with unions and employees;  The inability to achieve expected results from our acquisition activities;  Our ability to continue to pay cash dividends;  The amount and timing of repurchases of our common shares, if any; and  Other factors affecting our business beyond our control, including, without limitation, changes in the general economy, changes in interest rates and changes in the rate of inflation. • The above list of factors is not exhaustive. • We undertake no obligation to publicly update forward-looking statements, whether as a result of new information, future events or otherwise.

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;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, geopolitical conflicts 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.