A-1 i MESSAGE FROM OUR CEO April 1, 2016 Dear Fellow Shareholder: You are cordially invited to attend the PolyOne Corporation Annual Meeting of Shareholders (the “Annual Meeting”), which will be held at 9:00 a.m. on Thursday, May 12, 2016, at PolyOne Corporation’s corporate headquarters located at PolyOne Center, 33587 Walker Road, Avon Lake, Ohio 44012. Key 2015 Company Performance Results.(1) PolyOne delivered strong performance results in 2015. 2) Calculated using PolyOne’s March 1, 2016 closing stock price of $27.52.

Microsoft PowerPoint - PolyOne Investor Presentation_Sidoti_3_19_13.pptx PolyOne Investor Presentation d d th l hSidoti and Company 17th Annual Emerging Growth  Institutional Investor Forum March 19, 2013 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’s chief operating decision makers use these financial measures to  monitor and evaluate the ongoing performance of the Company and each  business segment and to allocate resources.  In addition, operating income  before special items and adjusted EPS are components of various PolyOnebefore special items and adjusted EPS are components of various PolyOne  annual and long‐term employee incentive plans

Versaflex - BVM Resuscitator Bag B A G - VA LV E - M A S K ( B V M ) M A N U FA C T U R E R R E S U S C I T A T O R B A G • Compatible gamma sterilization process • Achieve desired elastomeric properties • PVC-free formulation • FDA, ISO 10993, USP VI compliant • Repeatable injection molding process • Complemented customer expertise with technical support in material selection, part & tool design, and process development • Customized TPE offered customer an alternative to vinyl without sacrificing performance • Improved process efficiency and overall system costs through injection molding method Customized Versaflex™ TPE KEY REQUIREMENTS WHY AVIENT? https://www.polyone.com/products/thermoplastic-elastomers/versaflex-thermoplastic-elastomers

Versaflex - MAM Cup - Spanish MAM T A Z A E N T R E N A D O R A - L E A R N T O D R I N K ™ • En cumplimiento de las normas de contacto con alimentos grasos de la Unión Europea* • Sensación de suavidad y tersura al tacto • Sin BPA, sin ftalatos • Gran facilidad de coloración • Ofreció una solución personalizada para cumplir con los Requerimientos de contacto con alimentos grasos y las necesidades de aplicación en Europa • Mejoró el atractivo para el cliente con un material suave, duradero y con color personalizado Versaflex™ FFC KEY REQUIREMENTS SOLUCIÓN AVIENT CUMPLE CON LA NORMATIVIDAD DE ALIMENTOS GRASOS MÁS INFORMACIÓN* Puede haber limitaciones: Consulte a Avient para obtener más información Copyright © 2020, Avient Corporation. https://www.polyone.com/products/thermoplastic-elastomers/versaflex-thermoplastic-elastomers

Annual Report 2014 1 ABOUT US PolyOne Corporation, with 2014 revenues of $3.8 billion, is a premier provider of specialized polymer materials, services and solutions. ITEM 1. PolyOne may make all or part of any repurchases pursuant to accelerated share repurchases or Rule 10b5-1 plans.

PolyOne Announces Strong Fourth Quarter and Full Year 2013 Results GOBIE® H2O Boosts Competitive Advantage for Filtered Water Bottle with PolyOne PolyOne To Hold Fourth Quarter 2013 Conference Call

PolyOne’s New Bio-Based Solutions Deliver on Performance and Sustainability Goals Accelerate Color Creation With ColorMatrix™ Select from PolyOne Industry-Inspired Color Collection from PolyOne Infuses Car Designs with More Creativity

About PolyOne EDITORS: For a high-resolution image, please click here: PolyOne Super Black for Textiles To access PolyOne’s news library online, please go to www.polyone.com/news

PolyOne Corporation Page 4 Agenda 1:00 Introduction Robert M. Patterson 1:30 Global Color, Additives and Inks John V. 1) Special items are a non-GAAP financial measure.

PolyOne Corporation Investor Day 2012 PolyOne Investor Presentation KeyBanc 2013 Capital Markets’ Basic Materials & Packaging Conference September 10th, 2013 • 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. In addition, operating income before special items and adjusted EPS are components of various PolyOne annual and long-term employee incentive plans Net debt $ 638.8 Adjusted EBITDA Q3 2012 Q4 2012 Q1 2013 Q2 2013 Total PolyOne Income before income taxes $ 30.6 $ (1.1) $ 15.7 $ 62.9 $ 108.1 PolyOne Interest expense, net 12.4 13.7 15.6 16.6 58.3 PolyOne Depreciation and amortization 17.0 15.5 19.0 25.8 77.3 PolyOne Special items in EBITDA 8.3 26.5 27.7 (5.2) 57.3 PolyOne Adjusted EBITDA 68.3 54.6 78.0 100.1 301.0 Pro forma Spartech EBITDA 16.8 14.7 11.2 - 42.7 Pro forma EBITDA $ 85.1 $ 69.3 $ 89.2 $ 100.1 $ 343.7 PolyOne Investor Presentation�KeyBanc 2013 Capital Markets’ �Basic Materials & Packaging Conference��September 10th, 2013� Forward – Looking Statements Use of Non GAAP Measures Strategy and Execution Drive Results Four Pillar Strategy PolyOne�At A Glance Mix Shift Highlights Specialty Transformation Proof of Performance & 2015 Goals Innovation Drives Earnings Growth We are Experts in Polymer Science and Formulation Positioned for Strong Growth First Half 2013 Financial Highlights Debt Maturities & Liquidity Summary – 6/30/13 Use of Cash Why Invest In PolyOne?