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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. POLYONE CORPORATION 3 Use of Non-GAAP Measures  This presentation includes the use of both GAAP (generally accepted accounting principles) and non-GAAP financial measures. Senior management believes these measures are useful to investors because they allow for comparison to PolyOne's performance in prior periods without the effect of items that, by their nature, tend to obscure PolyOne's operating results due to the potential variability across periods based on timing, frequency and magnitude.

Homepage // News Center // PolyOne Receives BD Supplier of the Year Award Patterson, president and chief executive officer, PolyOne Corporation. About PolyOne

Homepage // News Center // PolyOne Invests in New Metal Replacement Capabilities About PolyOne To access PolyOne’s news library online, please go to www.polyone.com/news.

Homepage // News Center // PolyOne Recognized for Innovation and Excellence in China About PolyOne To access PolyOne’s news library online, please go to www.polyone.com/news.

Homepage // News Center // PolyOne Corporation To Host Innovation Day About PolyOne To access PolyOne’s news library online, please visit www.polyone.com/news

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