PolyOne Corporation Page 1 PolyOne Investor Presentation Gabelli Specialty Chemicals Conference March 2015 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. In addition, operating income before special items and adjusted EPS are components of various PolyOne annual and long-term employee incentive plans Gabelli Conf - POL IR Presentation ��PolyOne Investor Presentation�Gabelli Specialty Chemicals Conference�March 2015�� Forward-Looking Statements Use of Non-GAAP Measures PolyOne Commodity to Specialty Transformation PolyOne�At A Glance Mix Shift Highlights Specialty Transformation Confirmation of Our Strategy Strategy and Execution Drive Results Proof of Performance & 2015 Goals Continuing Earnings Growth Innovation Drives Earnings Growth Megatrends Aligned with Key End Markets Debt Maturities & Pension Funding – 12/31/14 Free Cash Flow and Strong Balance Sheet �Fund Investment / Shareholder Return PolyOne Core Values Why Invest In PolyOne?

Polyone de Mexico Manufacturing - TS 85585 Certificate of Registration QUALITY MANAGEMENT SYSTEM - IATF 16949:2016 This is to certify that: Polyone de Mexico Manufacturing S. de R.L. de C.V. For and on behalf of BSI: Carlos Pitanga, Chief Operating Officer Assurance – Americas Certification Date: 2018-07-11 Latest Issue: 2018-07-11 Expiry Date: 2021-07-10 BSI Certificate Number: 85585 IATF Number: 0315491 Page: 1 of 2 This certificate remains the property of BSI and shall be returned immediately upon request. CertificateNumber=TS+85585&ReIssueDate=11%2f07%2f2018&Template=inc Polyone de Mexico Manufacturing S. de R.L. de C.V.

PolyOne Corporation Investor Day 2012 PolyOne Investor Presentation 5th Annual Wells Fargo Industrial and Construction Conference May 8, 2014 • 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 ���PolyOne Investor Presentation�5th Annual Wells Fargo�Industrial and Construction Conference �May 8, 2014 �� Forward – Looking Statements Use of Non-GAAP Measures PolyOne Commodity to Specialty Transformation Confirmation of Our Strategy Strategy and Execution Drive Results PolyOne�At A Glance Mix Shift Highlights Specialty Transformation Proof of Performance & 2015 Goals Bridge to $2.50 Adjusted EPS by 2015 Innovation Drives Earnings Growth Unique and Innovative Solutions Debt Maturities & Pension Funding – 3/31/14 Free Cash Flow and Strong Balance Sheet �Fund Investment / Shareholder Return Why Invest In PolyOne?

CUSTOM TPE RESOLVES A STICKY SITUATION FOR CONTACT LENS CONTAINER CASE STUDY: VERSAFLEX™ THERMOPLASTIC ELASTOMERS Ch all en ge A cc ep te d. THE SOLUTION Avient formulated a custom Versaflex™ TPE that featured a low durometer with excellent resistance to adhesion (sticking). However, before making the decision to switch from silicone to the Versaflex™ material, the company needed to feel confident that it would recoup its capital, which included a $50,000 investment in new tooling, within 12 months.

ERGONOMIC APPEAL AND REVENUES EXPAND WITH SPECIALTY SOLUTIONS CASE STUDY: VERSAFLEX™ THERMOPLASTIC ELASTOMERS Ch all en ge A cc ep te d. © 2021, All Rights Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 To learn more about Versaflex™ TPEs, contact Avient at +1.844.4AVIENT (1.844.428.4368) or visit us at avient.com. This custom Versaflex grade provides 60 Shore A hardness and superior tear strength.

A N N U A L R E P O R T 2 0 1 6P O L Y O N E A N N U A L R E P O R T 2 0 1 6 PolyOne Corporation, with 2016 revenues of $3.3 billion, is a premier provider of specialized polymer materials, services and solutions. ITEM 1. Committees: 1, 2 COMMITTEES 1.

Specifically, here are five ways TPEs can help the healthcare industry meet an anticipated capacity crunch: 1. Recently, Finetool Saudi Arabia Company Limited of Jeddah selected Versaflex HC for the resealing septum in its insert-molded IV bottle cap. By choosing Versaflex HC over vulcanized rubber materials, Finetool improved the resealing performance of the septum and was able to cut down on processing steps for significant system cost reductions.

Enhance your cosmetic packaging with Gravi-Tech and Versaflex solutions Versaflex™ HC TPEs for IV Infusion Cap (English) Versaflex™ HC TPEs for Laryngeal Mask Airway

Enhance your cosmetic packaging with Gravi-Tech and Versaflex solutions Versaflex™ HC TPEs for IV Infusion Cap (English) Versaflex™ HC TPEs for Laryngeal Mask Airway

PolyOne Investor Presentation November 2017 POLYONE CORPORATION 2  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 Adjusted EPS attributable to PolyOne common shareholders is calculated as follows: 2009* 2010* 2011* 2012* 2013* 2014* 2015* 2016 Net income from continuing operations attributable to PolyOne common shareholders $ 106.7 $ 152.5 $ 153.4 $ 53.3 $ 94.0 $ 78.0 $ 144.6 $ 166.4 Joint venture equity earnings, after tax (19.0) (14.7) (3.7) — — — — — Special items, before tax(1) (48.7) 24.2 (48.1) 55.1 46.3 164.2 87.6 23.8 Special items, tax adjustments(1) (27.2) (96.7) (24.7) (18.9) (13.7) (73.7) (58.7) (15.9) Adjusted net income from continuing operations attributable to PolyOne common shareholders $ 11.8 $ 65.3 $ 76.9 $ 89.5 $ 126.6 $ 168.5 $ 173.5 $ 174.3 Diluted shares 93.4 96.0 94.3 89.8 96.5 93.5 88.7 84.6 Adjusted EPS attributable to PolyOne common shareholders $ 0.13 $ 0.68 $ 0.82 $ 1.00 $ 1.31 $ 1.80 $ 1.96 $ 2.06 * Historical results are shown as presented in prior filings and have not been updated to reflect subsequent changes in accounting principle, discontinued operations or the related resegmentation