 Addressable market exceeds $40 billion  Strong 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 PolyOne Corporation Page 22 Appendix PolyOne Corporation Page 23 $0.24 $0.31 $0.44 $0.46 $0.56 $0.00 $0.25 $0.50 $0.75 1Q'12 1Q'13 1Q'14 1Q'15 1Q'16 Adjusted EPS 1Q 2016 Financial Highlights  Performance Products & Solutions operating margin grew 540 basis points year-over-year to 11.9%  Distribution operating margin expanded 60 basis points to a record first quarter level of 6.5%  First quarter adjusted EPS has grown on average 24% per year since 2012 $11 $0 $5 $10 $15 $25 1Q'15 1Q'16 PP&S Operating Profit $16 $18 $10 $12 $14 $16 $18 1Q'15 1Q'16 POD Operating Profit Note: $ in millions, except per share data PolyOne Corporation Page 24 1.7% 4.6% 5.1% 5.5% 7.2% 8.1% 12.2% 16.7% 17.0% Color, Additives and Inks 2015 Revenues: $0.8 Billion Solutions Expanding Profits2015 Revenue by Industry Segment 48% 33% Building & Electrical & 1% 31% Textiles PolyOne Corporation Page 25 1.1% 1.3% 3.4% 5.1% 9.6% 8.0% 8.6% 9.3% 16.6% Specialty Engineered Materials 2015 Revenues: $0.5 Billion Solutions 2015 Revenue by Industry Segment Expanding Profits 12.1% 49% 29% Building & Electrical & 19% 15% PolyOne Corporation Page 26 1.4% 5.6% 7.3% 3.0% 8-10% 0.4% 2012 2013 2014 2015 1Q'16 2020 Designed Structures and Solutions Solutions2015 Revenues: $0.5 Billion Expanding Profits2015 Revenue by Industry Segment Appliances, Building & Construction Industrial 24% Packaging 19% Transportation 33% 97% PolyOne Corporation Page 27 Building & 31% Electrical & 1% 5% Transportation 19% Wire & Cable 5.5% 6.9% 3.8% 3.6% 5.5% 4.3% 6.3% 7.2% 8.3% 12-14% Performance Products and Solutions Solutions Expanding Profits 2015 Revenues: $0.7 Billion 11.9% 2015 Revenue by Industry Segment 7.7% 79% PolyOne Corporation Page 28 2.6% 3.0% 3.5% 4.0% 4.6% 5.6% 6.4% 5.9% 6.6% 6.5-7.5% 6.5% 15% 54% 2006 1Q 2016 Distribution Key Suppliers2015 Revenues: $1.0 Billion ROIC Expanding Profits 6.1% Building & 4%Consumer Electrical & 23% 24% http://www.avient.com/Pages/VariationRoot.aspx http://www.avient.com/Pages/VariationRoot.aspx PolyOne Corporation Page 29 2 lbs Plastic = 3 lbs aluminum or 8 lbs steel or 27 lbs glass 33% less material by weight than aluminum 75% less material by weight than steel 93% less material by weight than glass Requires 91% less energy to recycle a pound of plastic versus a pound of paper Source: SPI: Sustainability and the Plastics Industry Plastics: Key to Future Sustainable Development PolyOne Corporation Page 30 Application Examples PolyOne Corporation Page 31 Outdoor Applications • Leading provider of high performance specialty materials for the recreational and sports & leisure industry • Well positioned across all segments to address market needs  Metal to Polymer Conversion  Lightweighting  Thermal Management  Impact Performance Source: Outdoor Industry Association PolyOne Corporation Page 32  $1.5 billion attractive, growing market  Additives improve performance and reduce cost through light-weighting, reduced waste, faster cycle times, and extended shelf life of finished product  Aligned with megatrend of protecting the environment:  Sustainability benefits include lower package weight and improved recyclability of package at end of use Market Opportunity Leading Global Supplier of Additives In Growing PET Market Shelf-life extension Greater product consistency Recyclability and reduced carbon footprint Color and Special Effects Weight reduction Enhanced product aesthetics High heat resistance PET Bottling Technology 0.0 10.0 20.0 30.0 40.0 50.0 60.0 70.0 2009 2014 2019 Asia Pacific North America Latin America Western Europe Eastern Europe Middle East and Africa Global PET Packaging Growth 2009-2019 Source: Euromonitor retail off-trade consumption (PET bottles & jars, home care, personal care, food & non-alcoholic beverages) B ill io n un its 5% CAGR PolyOne Corporation Page 33 • Includes formulation and consultative services to assist manufacturers and brand owners in positively identifying their finished goods • Protects brand equity & consumer welfare • Reduces exposure to unwarranted recall expenses • Secures supply chain integrity – support for safe expansion into new geographies Authentication Technology PolyOne Corporation Page 34 Metal Replacement Solutions • Replaces metal in LED lighting • Extends LED durability and life span eliminating hot spots • Greater design flexibility with fewer parts • Weight reduction • Simplifies manufacturing and lowers total production cost PolyOne Corporation Page 35 • Color harmonization across 15 unique color-and-polymer combinations • Eliminated need for multiple pre- colored materials • Reduced Land Rover’s working capital Range Rover Evoque Interior PolyOne Corporation Page 36 • Reduced health and environmental impact • System cost reduction • Radiation-shielding performance • Parts consolidation • Design freedom CT Scanner PolyOne Corporation Page 37 High-Barrier Packaging Containers • Capability to extrude up to 13 layers • Strong oxygen and moisture vapor transmission protection • Can be made symmetrical or asymmetrical to meet customized needs of broad variety of applications • Barrier protection and superior sensory properties PolyOne Corporation Page 38 Aerospace Applications • Leading provider of specialty materials for the aerospace industry • Typical applications  Mil-spec aircraft windows, canopies, windscreens, instrument panels, wingtip lenses  Interior – gallery furnishings, tray tables, arm rests, trim strips, joint/edge coverings • Benefits:  High impact strength  Resistant to UV rays  Flame and smoke compliance  Easy to clean with aggressive cleaners; anti-microbial grades available  Range of sizes, thicknesses, colors, etc. 1 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.

If Seller, acting reasonably, determines that the financial responsibility of Buyer has become impaired or otherwise unsatisfactory to Seller, Seller may require advance payment or the posting of satisfactory security by Buyer, and may withhold shipments until Buyer makes such payments or posts such security; such action by Seller shall not constitute a change of payment terms hereunder.

Changes in the supply chain (including material and process changes) must be notified to Avient in advance.

Our expanding portfolio of offerings includes colorants, advanced composites, functional additives, engineered materials, and Dyneema®, the world’s strongest fiber™.

Instructions on how to vote are found in the section entitled "Advance Voting Methods" in the Proxy Summary. ADVANCE VOTING METHODS Even if you plan to attend and participate in our Annual Meeting, please cast your vote as soon as possible using one of the following advance voting methods: Visit www.proxyvote.com to vote your proxy over the internet until 11:59 p.m. Mink provides us with valuable counsel related to her chemical and advanced materials background.

In advance of the Annual Meeting, please cast your vote through the internet, by telephone, or by mail. ADVANCE VOTING METHODS Even if you plan to attend and participate in our Annual Meeting, please cast your vote as soon as possible using one of the following advance voting methods: Visit www.proxyvote.com to vote your proxy over the internet until 11:59 p.m. Mink provides us with valuable counsel related to her chemical and advanced materials background.

a leading producer of advanced composite materials. The current margin percentage is (i) 1.00% per annum in the case of base rate advances, (ii) 2.00% per annum in the case of LIBOR rate advances. The current margin percentage is (i) 1.00% per annum in the case of base rate advances, and (ii) 2.00% per annum in the case of LIBOR rate advances.

If Seller determines that Buyer’s financial responsibility has become impaired or otherwise unsatisfactory to Seller, Seller may require advance cash payments, COD, shorter terms, and/or the posting of satisfactory security by Buyer, and may withhold shipments until Buyer complies. 5.

You’ll also better understand our goals, progress, and the ongoing, innovative work we’re doing to advance even further. Our advancement continues to be recognized. The most advanced LSS training is for Black Belt level project leaders.

For example, our solutions are used to create renewables (e.g., wind turbines, solar panels), EVs and EV infrastructure, lightweight vehicle, plane, and train parts, high-performance building materials, advanced battery storage, composite materials, and many more that enables lower greenhouse gas emissions in a range of industries and sectors. We additionally support customers developing sustainable infrastructure like solar panels or windmills that supports additional renewable energy on the grid. Replace electric water heater with solar panel water heater for employee shower after works 2.