By increasing its breadth of solutions, PolyOne is providing growth opportunities for U.S. About PolyOne To access PolyOne’s news library online, please go to www.avient.com/news.

 PolyOne’s chief operating decision maker uses 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 PolyOne annual and long-term employee incentive plans PolyOne Corporation Page 3 PolyOne Commodity to Specialty Transformation 2000-20052000-2005 2006 - 20092006 - 2009 2010 – 20152010 – 2015 2016 and beyond 2016 and beyond • Steve Newlin appointed, Chairman, • Steve Newlin appointed, Chairman, • Substantial EPS growth from $0.13 to all-time high of $1.96 • Substantial EPS growth from $0.13 to all-time high of $1.96 • Deliver consistent double digit annual EPS growth • Deliver consistent double digit annual EPS growth • Volume driven, commodity producer • Volume driven, commodity producer pp , , President and CEO • New leadership team appointed pp , , President and CEO • New leadership team appointed • Shift to faster growing, high margin, less • Key acquisitions propel • Shift to faster growing, high margin, less • Key acquisitions propel • Maintain >35% vitality index • Pursue strategic i iti th t • Maintain >35% vitality index • Pursue strategic i iti th t • Heavily tied to • Heavily tied to cyclical end markets • Implementation of four pillar strategy • Implementation of four pillar strategy y q p p current and future growth, as well as margin expansion • Specialty mix expands y q p p current and future growth, as well as margin expansion • Specialty mix expands acquisitions that expand specialty offerings and geographic breadth acquisitions that expand specialty offerings and geographic breadth • Performance largely dependent on non- controlling joint ventures • Performance largely dependent on non- controlling joint ventures • Focus on value based selling, investment in commercial resources and innovation to drive transformation • Focus on value based selling, investment in commercial resources and innovation to drive transformation to 65% of Operating Income – strongest mix of earnings in history to 65% of Operating Income – strongest mix of earnings in history • Invest and grow current and next generation talent • Invest and grow current and next generation talent PolyOne Corporation Page 4 Confirmation of Our Strategy SpecializationSpecialization GlobalizationGlobalization Associates Operational Operational Commercial Commercial Th W ld’ P i P id f S i li d PolyOne Corporation Page 5 The World’s Premier Provider of Specialized Polymer Materials, Services and Solutions 27 Consecutive Quarters of EPS Growth PolyOne Corporation Page 6 PolyOne At A Glance 2015 Revenues: $3.4 Billion2015 Revenues: $3.4 Billion 2015 Revenues: $3.4 Billion2015 Revenues: $3.4 Billion 7% PP&S Distribution 29% CAI 23% SEM %DSS End MarketsEnd Markets Adjusted EPSAdjusted EPS 66% 15%DSS End MarketsEnd Markets $1.31 $1.80 Adjusted EPSAdjusted EPS Textiles $1.96 $0 27 $0 21 $0.68 $0.82 $1.00 $1.31 Building & C PolyOne Corporation Page 7 $0.12 $0.27 $0.21 $0.13 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 10%Electrical & Mix Shift Highlights Specialty Transformation Old PolyOne Transformation 2020 80% nc om e* pe ra tin g In 80%+ 43% 65% % o f O 2%0% 2005 2010 2015 2020 Specialty OI $5M $87M $229M Platinum PolyOne Corporation Page 8 *Operating Income excludes corporate charges and special items JV's Performance Products & Solutions Distribution Specialty Color and Engineered Materials at the Heart of Specialty Transformation OPERATING MARGIN 16.7% 17.5% 20%+ COLOR, ADDITIVES AND INKS 15 8% 20%+ SPECIALTY ENGINEERED MATERIALS 12.2% 9.6% 9.3% 12.1% 15.8% 1 7% 4.6% 5.1% 5.5% 7.2% 8.1% 3.4% 5.1% 8.0% 8.6% 1.1% 1.3% YTD YTD PolyOne Corporation Page 9 Proof of Performance & 2020 Goals 2006 2Q 2016 2020 “Where we were” “Where we are” Platinum Vision 1) Operating Income %1) Operating Income % Specialty: Color, Additives & Inks 1.7% 18.0% 20%+ S i lt E i d M t i l 1 1% 14 9% 20%+Specialty Engineered Materials 1.1% 14.9% 20%+ Designed Structures & Solutions N/A 1.7% (TTM) 8 – 10% Performance Products & Solutions 5.5% 12.3% 12 – 14% Distribution 2.6% 6.5% 6.5 – 7.5% 2) Specialty Platform % of Operating Income 6.0% 61% 80%+ 3) ROIC* 5.0% 12.0% 15% 4) Adjusted EPS Growth N/A 11% Double Digit PolyOne Corporation Page 10 ) j % Expansion *ROIC is defined as TTM adjusted OI divided by the sum of average debt and equity over a 5 quarter period TPE’s & Film Therma-Tech™ & Sheet GEON™ Vinyl TPE + OnForce™ Gravi-Tech™ Polymer ColorantsTherma-Tech™ Film PolyOne Corporation Page 11Page 11 Target End Markets… Healthcare OnForce TPE + OnForce TPE Vibration Dampening (SEM/GLS) Source: Outdoor Industry Association TPE & Film (SEM + DSS) Thermoplastic Elastomers TPE O F Polymer Colorants (CAI) Thermatech TPE + OnForce OnForce Thermoplastic Elastomers Sheet (DSS) Polymer Colorants (CAI) PolyOne Corporation Page 12 Target End Markets… Outdoor High Performance Sound & Vibration Management Roof Systems Management Interior & Exterior Trim Interior Structural Components Fuel Handling Underhood Components g SystemsAir management Electronics & Cameras Structural Braces & Brackets Lighting Fluid Handling PolyOne Corporation Page 13 Target End Markets… Automotive ColorMatrix™ Amosorb™ ColorMatrix™ Ultimate™ UV Oxygen Scavenger Ultimate UV Light Barrier PreservaPak™ OnColor™ Smart Batch™ OnCap™ Laser Marking Additives VersaFlex™ TPE Cap Liner PolyOne Corporation Page 14 Target End Markets… Packaging Innovation Drives Earnings Growth $53 Research & Development Spending ($ millions) Specialty Platform Vitality Index Progression* 34% CAI & SEM Gross Margin Target ≥ 35% $20 $53 43% *Specialty Platform revenue from products introduced in last five years 2006 2015 2006 20152006 2015 Innovation Pipeline PotentialInnovation Pipeline Potential PolyOne Corporation Page 15 Ours is Not a Cost Cutting Story VolumeCommercial, R&D Adjusted 2,883 Volume (lbs in millions) $192 Commercial, R&D and Marketing Spending ($M) $721 Adjusted Gross Profit ($M) -16% +86% +138% 2,414$103 $303 2006 20152006 2015 2006 2015 PolyOne Corporation Page 16 Design and Service as a Differentiator Right Material & Color Desired Product Design Appropriate Manufacturing Process Connecting Delivering Concept to Commercialization Connecting the Dots with iQ Design Labs and InVisiO Color Design PolyOne Corporation Page 17 CommercializationInVisiO Color Design Customer First Through World-Class Service Strengthening relationships through:  Providing LSS services to small/medium sized customers  Providing training in Customer Centric Selling Skills with customers On-Time Delivery Commitment to Operational Excellence World’s Best Business Process Excellence Program in 2012* World’s Best Start-up program for Lean Six Sigma Deployment in 2009* 81% 93% 2006 2015 Working Capital % of Sales 16.2%  52% of associates trained in LSS PolyOne Corporation Page 18 2006 2015  Five consecutive years – CFO Magazine Best Working Capital Management in the chemical industry Debt Maturities & Pension Funding 102% Pension Funding** As of June 30, 2016 $700 $800 Debt Maturities As of June 30, 2016 ($ millions) 80% 90% $547 $600 $600 $700 70% $500 50% $300 $400 30% 2008 2Q 2016 $200 2022 2023 Coupon Rate: LIBOR + 2 75% 5 250% PolyOne Corporation Page 19 Net Debt / Adjusted EBITDA*= 2.3x ** includes US-qualified pension plans only*TTM 6/30/2016 Coupon Rate: LIBOR + 2.75% 5.250% (3.50%) Free Cash Flow and Strong Balance Sheet Fund Investment / Shareholder Return  Expanding our sales, marketing, and technical capabilities  Investing in operational  Repurchased 17.3 million shares since early 2013  10 0 million shares are Investing in operational and LSS initiatives  ~75% of capital expenditures fund growth initiatives Organic Gro th Share Rep rchases  10.0 million shares are available for repurchase under the current authorization Growth Repurchases Acquisitions Dividends Annual Dividend  Targets that expand our: • Specialty offerings • End market $0.32 $0.40 $0.48 $0.30 $0.40 $0.50 • End market presence • Geographic breadth  Synergy opportunities  Adjacent material $0.24 PolyOne Corporation Page 20 $0.16 $ $0.10 2011 2012 2013 2014 2015 2016 solutions Why Invest In PolyOne?

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Color Creation in Minutes Made Possible With ColorMatrix™ Select from PolyOne New Regulatory-Compliant Geon™ BIO Flexible Solutions PolyOne Appoints Scott J.

About PolyOne EDITORS: For a high-resolution image, please click here: PolyOne WIRE 2018 Photo Copyright:  ©PolyOne

COLORMATRIX™ LIQUID COLORANTS FOR RIGID PVC PIPE & PIPE PRODUCTS INDUSTRY OVERVIEW COLORMATRIX™ LIQUID COLOR technologies are an exceptionally effective way to deliver colorant to rigid PVC pipe products. LIQUID DISPERSED TITANIUM DIOXIDE ColorMatrix Liquid Dispersed TIO2 Dry TIO2 In the liquid form, TiO2 has dispersed into individual particles for a more homogeneous PVC dryblend. Deviation in dosing based on number of cycles during a trial with a global plastics processor Sh ot W ei gh t Cycles Solid Colorant System Sh ot W ei gh t Liquid Colorant System Cycles Potable Water CC10201265 (NSF), CC10201265 (NSF), CC01053598 (UL), CC10220196 (UL) Drain, Waste, Vent, Irrigation & Potable Water CC10201418 (NSF), CC10201270 (NSF) Sewer CC10256367 (NSF), CC01053774, CC10301922 Reclaimed Water CC10352848 (NSF), CC01055325 Electrical, Industrial, Conduit CC10201285 (NSF), CC01053733, CC10253767 (UL), CC10202712 (UL) CC01053731 (UL) Telecom, Conduit CC10270833 Electric Power Lines, Lighting Cable CC01054724, CC10267763 (UL), CC10212299 (UL) Industrial &  Plumbing CC10335721 (NSF), CC01053205, CC01053205 (UL) Mining CC10201274 (NSF), CC01055504, CC10335364 (UL) Natural Gas, Oil CC01055504 (NSF), CC10201274 CC10335364 (UL) CC10201272 (NSF) COLORMATRIX LIQUID COLORANTS FOR PVC PIPE, CONDUIT, AND FITTINGS APPLICATIONS Potable Drain, Waste, Vent, Irrigation & Potable Telecom, Conduit Sewer Electrical, Industrial, Conduit Reclaimed Electric Power Lines, Lighting Cable Natural Gas, Oil Industrial & Plumbing Mining PVC Pipe and Conduit Color Wheel A HANDY REFERENCE TO PIPE IDENTIFICATION 1.844.4AVIENT www.avient.com Copyright © 2022, Avient Corporation.

PolyOne Investor Presentation 3Q 2016 Morgan Stanley Global Chemicals and Agriculture Conference November 2016 POLYONE CORPORATION 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 PolyOne Investor �Presentation�3Q 2016 Forward-Looking Statements Use of Non-GAAP Measures About PolyOne What We Do At a Glance Slide Number 7 28 Consecutive Quarters of EPS Growth Proof of Performance & 2020 Goals Ours is Not a Cost Cutting Story Innovation Drives Earnings Growth Strategic Growth Opportunities Primary Industries Served Slide Number 14 Slide Number 15 Slide Number 16 Slide Number 17 Free Cash Flow and Strong Balance Sheet �Fund Investment / Shareholder Return Returning Cash to Shareholders Why Invest In PolyOne?

Investor Presentation - November 2016 PolyOne Investor Presentation 3Q 2016 RW Baird Global Industrial Conference November 2016 POLYONE CORPORATION 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. POLYONE CORPORATION 3 Use of Non-GAAP Measures  This presentation includes the use of both GAAP (generally accepted accounting principles) and non-GAAP financial measures. In addition, operating income before special items and adjusted EPS are components of various PolyOne annual and long-term employee incentive plans

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