Safety and Health The top priority at Avient is the safety and health of our associates, and our ultimate goal is to operate injury free. By 2030, Avient will assess its top suppliers representing 90% of our total raw material costs for alignment with our Sustainability Objectives. Projects in some of the most challenging areas in need of support are well underway.

83701152E BLU MOLDING PLASTISL 69293GNS BETA BLUE 10 Challenge Accepted

LX-1601 Thin Molding latex 10% NUCLEATING AGENT #2 Challenge Accepted

VBX3368 149B MOLD RELEASE PWD VBX3558 2T5A 10% DECREASED PLASTICIZER Challenge Accepted

CARBON GREY 10 PPC4GF2.0 W/TIO2 GREY + MOLD RELEASE Challenge Accepted

90% PP/10% ELVALOY MB2474 STONE MOLD Challenge Accepted

Slide 1 PolyOne Corporation Page 1 PolyOne Investor Presentation KeyBanc 2014 Basic Materials & Packaging Conference Boston, MA September 10, 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. You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission.  Strong past performance demonstrates that our strategy and execution are working  Megatrends and emerging opportunities align with our strengths  Innovation and services provide differentiation, incremental pricing power, and competitive advantage  Strong and proven management team driving growth and performance  Addressable market exceeds $40 billion 1 Schedule I Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except per share data) Below is a reconciliation of non-GAAP financial measures to the most directly comparable measures calculated and presented in accordance with U.S.

In addition, they process easily on standard injection molding machines and can be overmolded to simplify your production process. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application.

Challenge According to the American Chemistry Council, plastic components make up 50 percent of a vehicles volume, but only 10 percent of its weight. One respected truck manufacturer chose Avient to help them lightweight their heavy truck applications.

$10 million NYSE:  AVNT) provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world. You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the