 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 21 Appendix PolyOne Corporation Page 22 Recent Acquisitions Kraton TPE Assets Magenta Master Fibers  February 2016 – Acquired Kraton’s thermoplastic elastomer (TPE) assets  Serve personal care, medical, packaging (protective film) and electronics applications  Purchase price of $72 million represents a multiple of 9x EBITDA  Adds $35 million in annual revenue and $0.03 accretive to 2016 adjusted EPS  Expands GLS presence in consumer, healthcare, transportation, and packaging end markets  December 2015 – Acquired Magenta Master Fibers, an innovative developer of specialty color concentrates for the global fiber industry  Purchase price of $22 million represents a multiple of 6.8x EBITDA  Adds $16 million in annual revenue and $0.01 accretive to 2016 adjusted EPS  Broadens portfolio of colorant and additives technologies for fiber applications and extends existing reach into strategic end markets such as transportation and consumer goods Medical Baby Care Electronics Food Packaging Automotive Textiles Home Textiles Clothing Outdoor PolyOne Corporation Page 23 $0.82 $1.00 $1.31 $1.80 $1.96 $0.00 $0.75 $1.50 $2.25 2011 2012 2013 2014 2015 Adjusted EPS 2015 Full Year Financial Highlights  Color Additives & Inks operating margin reached record level of 16.7%  Specialty Engineered Materials operating margin grew 260 basis points year-over-year to 14.7%  Adjusted EPS has grown on average 24% per year since 2011 $50 $75 $104 $125 $135 $0 $40 $80 $120 $160 2011 2012 2013 2014 2015 CAI Operating Profit $46 $47 $57 $72 $80 $20 $40 $60 $80 $100 2011 2012 2013 2014 2015 SEM 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% 9.7% 12.2% 16.7% 20%+ 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2020 Operating Income % of Sales At a Glance Color, Additives and Inks 2015 Revenues: $0.8 Billion Solutions Expanding Profits 2015 Revenue by Industry Segment 14.7% Platinum Vision 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% 14.7% 20%+ 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2020 Operating Income % of Sales At a Glance Specialty Engineered Materials 2015 Revenues: $0.5 Billion Solutions 2015 Revenue by Industry Segment Expanding Profits Platinum Vision 12.1% 49% 29% Building & Electrical & 19% 15% PolyOne Corporation Page 26 1.4% 5.6% 7.3% 3.0% 12-14% 2012 2013 2014 2015 2020 Operating Income % of Sales At a Glance Designed Structures and Solutions Solutions 2015 Revenues: $0.5 Billion Expanding Profits 2015 Revenue by Industry Segment Platinum Vision 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% 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2020 Operating Income % of Sales At a Glance Performance Products and Solutions Solutions Expanding Profits 2015 Revenues: $0.7 Billion 10-12% Platinum Vision 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% 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2020 Operating Income % of Sales 15% 53% 2006 Q4 2015 At a Glance Distribution Key Suppliers 2015 Revenues: $1.0 Billion ROIC Expanding Profits 6.1% Platinum Vision Building & 4%Consumer Electrical & 23% 24% http://www.polyone.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.

V I S I O N PolyOne Corporation 4 To be the world’s premier provider of specialized polymer materials, services and solutions C O R E V A L U E S P E R S O N A L V A L U E S Honesty IntegrityRespect Operational Excellence Commercial Excellence Specialization Globalization Collaboration ExcellenceInnovation To be the world’s premier provider of specialized polymer materials, services and solutions S A F E T Y F I R S T PolyOne Corporation 5 Injuries per 100 Workers Spartech Acquisition 1.3 1.1 1.1 0.85 0.65 0.57 0.54 0.97 0.84 0.74 0.74 0.69 0.51 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 PolyOne Corporation 6 P O L Y O N E P O S T P P & S D I V E S T M E N T 2 0 1 8 R E V E N U E | $ 2 . 9 B I L L I O N Segment End Market Geography 17% Wire & Cable Building & Electrical & Color Additives & Inks 35% Distribution 43% Specialty Engineered 22% United States 53% Europe 19% Latin America 2009 2010 2011 2012 2013 2014 2015 2016* 2017* 2018 $2.43 P R O O F O F P E R F O R M A N C E C O N S E C U T I V E Y E A R S PolyOne Corporation 7 9 $0.13 $0.68 $0.82 $1.00 $1.31 $1.80 $1.96 $2.06 $2.21 *Pro Forma for sale of DSS ROIC** 5.0% 14.1% Operating Income % of Sales Color, Additives & Inks 1.7% 15.1% Specialty Engineered Materials 1.1% 11.2% Performance Products & Solutions 4.3% 10.0% Distribution 2.6% 5.6% **ROIC is defined as TTM adjusted OI after tax divided by the sum of average debt and equity less cash over a 5 quarter period A D J U S T E D E P S E X P A N S I O N S U S T A I N A B L E P A T H T O D O U B L E - D I G I T E P S G R O W T H PolyOne Corporation 8 P E O P L E P R O D U C T S P L A N E T P E R F O R M A N C E Double digit annual EPS growth Expand specialty portfolio with strategic acquisitions Innovate and develop new technologies and services Repurchase 600K-1M shares annually Increase commercial resources 5-7% annually Double acquired company margins Enhance efficiencies through Lean Six Sigma and commercial excellence 531 710130 164 504 663 R&D / Technical Marketing Sales PolyOne Corporation 9 Increased commercial headcount + 34% + 26% + 32% I N V E S T M E N T I N COMMERCIAL RESOURCES D R I V I N G G R O W T H Sustained revenue increases led by organic business $2.9 $2.9 $3.2 $3.5 2015 2016 2017 2018 Total + 9% Organic + 5% Revenue in billions of $ Total + 10% Organic + 7% Lead Specialists T H E E V O L V I N G C U S T O M E R R E L A T I O N S H I P PolyOne Corporation 10 Expanded Path Traditional Path Strategic Accounts/ Field Sales Business Development Customer Service Web and Social Media Inside Sales PolyOne Corporation 11 Investments in digital and dedicated inside sales to improve customer experience 110% increase in leads (from 6,000 to 12,700) driven by website, phone, and online chat EXPANDED PATH A D D I N G C U S T O M E R T O U C H P O I N T S 4 24 Inside sellers $11M $109M Inside sales/digital revenue A L I G N I N G W I T H T R E N D S F O R G R O W T H T R A N S P O R T A T I O N P A C K A G I N G H E A L T H C A R E C O N S U M E R PolyOne Corporation 12 Facilitate alternative energy solutions Light- weighting Reduce packaging materials Improve recyclability Reduce spread of infection I N N O V A T I O N PolyOne Corporation 13 Customization 55% M&A 30% Innovation Pipeline Innovation comes from Research & Development Spend ($ millions) Vitality Index % of sales from products launched last 5 years 35% $20 $56 Transformational Opportunity for Growth Through M&A Adjacent Opportunity for Growth Through New Product Pipeline Core Customization 3 H O R I Z O N S O F D E V E L O P M E N T PolyOne Corporation 14 Incremental development from existing base of technology New development adjacent to current New technology development outside of and with our current base Service adjacent markets and Create new markets, target new customer needs Service existing markets and Market Technical I N N O V A T I O N Non-Halogen Flame Retardants Barrier Technologies Fiber Colorants Advanced Composites Thermoplastic Elastomers Gordon Composites/ Polystrand – Composites GLS – Thermoplastic Elastomers ColorMatrix – Liquid Color & Additives PlastiComp Fiber-Line I N N O V A T I O N P I P E L I N E PolyOne Corporation 15 PrototypeFrame Opportunity Scale-up & Test Market Build Business Case Commercial Launch (since 2017) Phase 1 Phase 2 Phase 3 Phase 4 Phase 5 8 2 44 0 4 Breakthrough Platform Derivative Number of Projects 10 5 17 5 10 47 Total Addressable Market ($ millions) - - $1,767 $315 $766 $2,848 F L A M E R E T A R D A N T P O L Y M E R S A D V A N C E D C O M P O S I T E S B A R R I E R M A T E R I A L S C O L O R A N T T E C H N O L O G I E S T H E R M O P L A S T I C E L A S T O M E R S I N N O V A T I O N S P O T L I G H T : C O M P O S I T E S PolyOne Corporation 16 C O M P O S I T E S R E F R E S H E R PolyOne Corporation 17 Polymer Composite Strength Design Flexibility Continuous Fiber Thermoset Short Glass Fiber Thermoplastics Continuous Fiber Long Glass Fiber Thermoplastics S T R A T E G I C I N V E S T M E N T H I S T O R Y Acquired Polystrand Installed LFT production Avon Lake Acquired Gordon Thermoplastic Composites Long Fiber Reinforced Thermoplastics Continuous Fiber Thermosets Long Fiber Thermoplastic (LFT) Installed LFT production Barbastro, Spain Acquired Glasforms Long Fiber Reinforced Thermoplastics Continuous Fiber Thermosets 2012 2015 20162009 2011 Acquired PlastiComp, specialty LFT producer PolyOne Corporation 2019 Acquired Fiber-Line, specialty fiber processor 18 C O M P O S I T E S I N T R A N S P O R T A T I O N PolyOne Corporation 19 W A T E R C R A F TR A I L H E A V Y T R U C K Bulkheads and Transoms Ceilings and Hatches Doors and Cabinetry Flooring Door Panels Side Walls Flooring & Side Panels Aerodynamic Fairings Seat and Bunk Reinforcements F I B E R - L I N E H I G H L I G H T S PolyOne Corporation 20 71% 1% 2018PF Sales by Market Fiber Optics Oil & Gas Estimated 2019 Sales: $100M • Abrasion resistance • Adhesion enhancement • Anti-microbial • Chemical resistance • Color • Conductivity • Fire retardant • Glow-in-the- dark • Process enhancement • UV inhibitor • Water swellable • Water repellency • Entangling • Extrusion • Pultrusion • Twisting • Winding • Braiding • Stranding High Performance Fiber and Polymers Suppliers Customer Value Coating Processing Fiber-Line Bare and Coated Fiber and Composite Rod Customers Fiber Processing Capabilities Polymer Formulation Capabilities P O L Y O N E A P P L I C A T I O N S I N F I B E R O P T I C C A B L E S PolyOne Corporation 21 1.

We partner with Brand Owners / OEMs, processors and assemblers to enable their goals in applications like packaging, healthcare, consumer goods, transportation, wire & cable, building & construction and textiles.

We partner with Brand Owners / OEMs, processors and assemblers to enable their goals in applications like packaging, healthcare, consumer goods, transportation, wire & cable, building & construction and textiles.

Our end markets are primarily in transportation, packaging, building and construction, industrial, healthcare, consumer, wire and cable, electrical and electronics, and appliance. In the wire and cable industry, thermoplastics serve to protect by providing electrical insulation, flame resistance, durability, water resistance, and color coding to wire coatings and POLYONE CORPORATION 3 connectors. Partially offsetting these increases were declines of 7.0% primarily a result of softening demand in Europe and the wire and cable end market along with the exit of certain product lines in Brazil.

Our end markets include healthcare, transportation, packaging, consumer, building and construction, industrial, wire and cable, electrical and electronics and appliance. In the wire and cable industry, thermoplastics serve to protect by providing electrical insulation, flame resistance, durability, water resistance and color coding to wire coatings and connectors. Acquisitions increased sales by 8.1%, while sales grew 3.4% organically primarily in the packaging, wire & cable and textile end markets.

Co-extrusion film and wire & cable

In the wire and cable industry, thermoplastics serve to protect by providing electrical insulation, flame resistance, durability, water resistance, and color coding to wire coatings and connectors. Vinyl is utilized across a broad range of applications in building and construction, wire and cable, consumer and recreation markets, transportation, packaging and healthcare. Organic sales increased sales 16.3% led by improvements in the automotive, wire and cable and packaging end markets.

Our end markets are primarily in transportation, packaging, building and construction, industrial, healthcare, consumer, wire and cable, electrical and electronics, and appliance. In the wire and cable industry, thermoplastics serve to protect by providing electrical insulation, flame resistance, durability, water resistance, and color coding to wire coatings and connectors. Vinyl is used across a broad range of markets and applications, including, but not limited to: wire and cable, healthcare, building and construction, consumer and recreational products and transportation and packaging.

Co-extrusion film and wire & cable