Michelle Maniscalco Senior Manager, Marketing Communications PolyOne Corporation +1 440-930-1988 michelle.maniscalco@avient.com

Slide 1 PolyOne Corporation Page 1 PolyOne Investor Presentation Bank of America Merrill Lynch 2014 US Basic Materials Conference Boston, MA December 11, 2014 PolyOne Corporation Page 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. Forward-looking statements give current expectations or forecasts of future events and are not guarantees of future performance. Senior management uses adjusted operating income, adjusted EPS, and working capital to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and that current levels may serve as a base for future performance.

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Back Home // Products // Polymer Additives // Fiber Additives Avient's Cesa Fiber Tracer Concentrates are developed to include a custom taggant, unique to the customer and product line, which helps trace the fibers back to their producer. ColorMatrix™ Amosorb™ Oxyloop-1

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Slide 1 PolyOne Corporation Page 0 PolyOne Investor Presentation Jefferies 2014 Global Industrials Conference New York, NY August 12, 2014 PolyOne Corporation Page 1 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. Forward-looking statements give current expectations or forecasts of future events and are not guarantees of future performance. Senior management uses adjusted operating income, adjusted EPS, and working capital to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and that current levels may serve as a base for future performance.

As an added benefit, Avient designed a universal carrier that enabled the manufacturer to use the same additives across a variety of olefins, elastomers, and other resins.