PolyOne Launches Specialty Automotive TPEs and Design Services in Europe PolyOne Improves Driver Experience with New OnFlex™ LO for Automotive Interiors March 1, 2016

Homepage // News Center // Switching to PolyOne Conductive Polymer Triples Lifetime of LED Pool Lighting PolyOne’s Therma-Tech thermally conductive materials provided Akboru Elektrik with the solution to oxidation problems on metal heat sinks. About PolyOne PolyOne Corporation, with 2016 revenues of $3.3 billion, is a premier provider of specialized polymer materials, services and solutions.

PolyOne Investor Presentation PolyOne Investor Presentation March 2018 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 2017 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 $ 173.5 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 32.9 Special items, tax adjustments(1) (27.2) (96.7) (24.7) (18.9) (13.7) (73.7) (58.7) (15.9) (24.8) 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 $ 181.6 Diluted shares 93.4 96.0 94.3 89.8 96.5 93.5 88.7 84.6 82.1 Adjusted EPS attributable to PolyOne common shareholders $ 0.13 $ 0.68 $ 0.82 $ 1.00 $ 1.31 $ 1.80 $ 1.96 $ 2.06 $ 2.21 * 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

This is the fourth year that PolyOne has received a Ringier Innovation Award. About PolyOne PolyOne Corporation, with 2015 revenues of $3.4 billion, is a premier provider of specialized polymer materials, services and solutions. To access PolyOne’s news library online, please go to www.polyone.com/news

Revolutionary New Fiber Coloration Technology from PolyOne. About PolyOne To access PolyOne’s news library online, please go to www.polyone.com/news

About PolyOne PolyOne Corporation, with 2016 revenues of $3.3 billion, is a premier provider of specialized polymer materials, services and solutions. To access PolyOne’s news library online, please go to www.polyone.com/news Marketing Communications Manager, Asia PolyOne Corporation +86 21 6028 4888 jennifer.huang@avient.com

Morgan Conference - 3/1/2022 PolyOne IR Presentation – May 2020 PolyOne IR Presentation - Longbow Basic Materials Conference - 3/1/2016

Morgan Conference - 3/1/2022 PolyOne IR Presentation - Longbow Basic Materials Conference - 3/1/2016 PolyOne Corporation Investor Day

Morgan Conference - 3/1/2022 PolyOne IR Presentation - Longbow Basic Materials Conference - 3/1/2016 PolyOne 2018 Investor Day

Morgan Conference - 3/1/2022 PolyOne IR Presentation – May 2020 PolyOne IR Presentation - Longbow Basic Materials Conference - 3/1/2016