Dodd Vice President of Marketing Thomas J. McAlindon Senior Vice President, President of Designed Structures and Solutions Fernando Sanchez Global Director of Marketing Global Color and Additives Craig M. Christopher Murphy 8:45-9:25 AM Key End Markets and Differentiated Solutions Robert M.

Blackout” Periods: The Company’s announcement of its quarterly financial results almost always has the potential to have a material effect on the market for the Company’s securities. The policy does apply, however, to any sale of stock as part of a broker-assisted cashless exercise of an option, or any other market sale for the purpose of generating the cash needed to pay the exercise price of an option. The potential penalties are severe and may include a jail term of up to 20 years, a fine of up to $5,000,000 and a civil penalty of up to three times the profit gained or loss avoided. 16.

Heavy Truck manufacturer HEAVY TRUCK MANUFACTURER E X T E R I O R S T E P P E D A L • Offer pre-color support to achieve an approved silver color formulation • Provide a metallic look with good weather resistance and wear performance for the exterior part • Shorten development time to gain durability approval • Offered color options that met desired metal color and texture, which was different from an ordinary plastic feel • Achieved excellent wear performance and weather resistance, qualifying it to replace metal • Provided support in achieving durability approval, resulting in significant time and cost savings OnForce Long Glass Fiber Reinforced Polypropylene Composites KEY REQUIREMENTS WHY AVIENT?

Competitive Market Pay Information. Exercise or Base Price of Option Awards (column (i)) Grant Date Fair Value of Stock and Option Awards (column (j)) Narrative Disclosure Relating to the 2018 Summary Compensation Table and the 2018 Grants of Plan-Based Awards Table Outstanding Equity Awards at 2018 Fiscal Year-End Option Exercise Price ($) (e) Option Expiration Date (f) Market Value of Shares or Units of Stock That Have Not Vested ($) (h) Equity Incentive Plan Awards: Market or Payout Value of Unearned Shares, Units or Other Rights that Have Not Vested ($) (j) Name (a) Stock Awards Equity Incentive Plan Awards: Number of Securities Underlying Unexercised Unearned Options (#) (d) Equity Incentive Plan Awards: Number of Unearned Shares, Units or Other Rights that Have Not Vested (#) (i) Number of Shares or Units of Stock That Have Not Vested (#) (g) Number of Securities Underlying Unexercised Options (#) Unexercisable (c) Number of Securities Underlying Unexercised Options (#) Exercisable (b) Option Awards EXECUTIVE COMPENSATION EXECUTIVE COMPENSATION Number of Securities Underlying Unexercised Options (#) Exercisable (column (b)) Number of Securities Underlying Unexercised Options (#) Unexercisable (column (c)) Equity Incentive Plan Awards: Number of Securities Underlying Unexercised Unearned Options (column (d)) Option Exercise Price (column (e)) Option Expiration Date (column (f)) Number of Shares or Units of Stock That Have Not Vested (column (g)) Market Value of Shares or Units of Stock That Have Not Vested (column (h)) Equity Incentive Plan Awards: Number of Unearned Shares, Units or Other Rights That Have Not Vested (column (i)) EXECUTIVE COMPENSATION Equity Incentive Plan Awards: Market or Payout Value of Unearned Shares, Units or Other Rights That Have Not Vested (column (j)) 2018 Option Exercises and Stock Vested Name (a) Option Awards Stock Awards Number of Shares Acquired on Exercise (#) (b) Value Realized on Exercise ($) (c) Number of Shares Acquired on Vesting (#) (d) Value Realized on Vesting ($) (e) Option Awards (columns (b) and (c)) Stock Awards (columns (d) and (e)) 2018 Nonqualified Deferred Compensation EXECUTIVE COMPENSATION Name Aggregate Executive Registrant Aggregate Aggregate Aggregate Balance at Contributions Contributions Earnings Withdrawals/ Balance at in Last FY in Last FY in Last FY Distributions Last FYE (1) ($)(2) ($)(3) ($)(4) ($) ($)(1)(5) Potential Payments Upon Termination or Change of Control Summary of Potential Payments EXECUTIVE COMPENSATION Management Continuity Agreements Executive Severance Plan EXECUTIVE COMPENSATION Annual Plan Long-Term Incentive Awards Retirement Benefits Payments and Benefits Upon Termination — As of the End of Fiscal Year 2018 EXECUTIVE COMPENSATION EXECUTIVE COMPENSATION CEO Pay Ratio Disclosure CEO Annual Total Compensation for 2018: $6,127,920 Median Employee Annual Total Compensation for 2018: $48,056 Ratio of CEO to Median Employee Annual Total Compensation for 2018: 128:1 How the Median Employee was Determined in 2017 EXECUTIVE COMPENSATION Compensation Committee Interlocks and Insider Participation Policy on Related Person Transactions Risk Assessment of the Compensation Programs EXECUTIVE COMPENSATION Compensation Committee Report The Compensation Committee of the Board of Directors MISCELLANEOUS MISCELLANEOUS PROVISIONS Voting at the Meeting not Shareholder Proposals MISCELLANEOUS Proxy Solicitation We will furnish without charge to each person from whom a proxy is being solicited, upon written request of any such person, a copy of the Annual Report on Form 10-K of the Company for the fiscal year ending December 31, 2018, as filed with the SEC, including the financial statements and schedules thereto. Kunkle APPENDIX A Year Ended Year Ended December 31, 2018 December 31, 2017 Reconciliation to Condensed Consolidated Statements of Income $ EPS $ EPS Year Ended Year Ended December 31, 2016 December 31, 2015 Reconciliation to Condensed Consolidated Statements of Income $ EPS $ EPS Year Ended December 31, 2014 Reconciliation to Condensed Consolidated Statements of Income $ EPS Year Ended December 31, Reconciliation to Consolidated Statements of Income 2018 2017 As of December 31, 2018 Table Of Contents Message From Our CEO Notice Of 2019 Annual Meeting Of Shareholders Proxy Summary Proxy Statement Proposal 1-Election Of Board Of Directors Proposal 2-Advisory Vote To Approve Named Executive Officer Compensation Proposal 3-Ratification Of Appointment Of Independent Registered Public Accounting Firm Corporate Governance 2018 Non-employee Director Compensation Ownership Of Polyone Shares Compensation Discussion And Analysis Executive Summary Executive Compensation Philosophy And Objectives What We Pay And Why: Elements Of Compensation Other Aspects Of Our Compensation Programs Executive Compensation 2018 Summary Compensation Table 2018 Grants Of Plan-Based Awards Outstanding Equity Awards At 2018 Fiscal Year-End 2018 Option Exercises And Stock Vested 2018 Nonqualified Deferred Compensation Potential Payments Upon Termination Or Change Of Control CEO Pay Ratio Disclosure Compensation Committee Interlocks And Insider Participation Policy On Related Person Transactions Risk Assessment Of The Compensation Programs Compensation Committee Report Miscellaneous Provisions Appendix A

Speed to market is essential today, and Avient plays a crucial role in our customers’ success. From technology portfolios to end markets to geographies and distribution channels, this acquisition made perfect sense. In the near term we expect substantial earnings and cash flow gains as we emerge from the COVID-19 pandemic.

Speed to market is essential today, and Avient plays a crucial role in our customers’ success. From technology portfolios to end markets to geographies and distribution channels, this acquisition made perfect sense. In the near term we expect substantial earnings and cash flow gains as we emerge from the COVID-19 pandemic.

 Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to:  The final amount of charges resulting from the planned North American asset realignment and the Company’s ability to realize anticipated savings and operational benefits from the asset realignment;  Our ability to achieve the strategic and other objectives relating to the acquisition of Spartech Corporation, including any expected synergies;  Our ability to successfully integrate Spartech and achieve the expected results of the acquisition, including, without limitation, the acquisition being accretive;  Disruptions, uncertainty or volatility in the credit markets that could adversely impact the availability of credit already arranged and the availability and cost of credit in the future;  The financial condition of our customers, including the ability of customers (especially those that may be highly leveraged and those with inadequate liquidity) to maintain their credit availability;  The speed and extent of an economic recovery, including the recovery of the housing market;  Our ability to achieve new business gains;  The effect on foreign operations of currency fluctuations, tariffs, and other political, economic and regulatory risks;  Changes in polymer consumption growth rates in the markets where we conduct business;  Changes in global industry capacity or in the rate at which anticipated changes in industry capacity come online;  Fluctuations in raw material prices, quality and supply and in energy prices and supply;  Production outages or material costs associated with scheduled or unscheduled maintenance programs;  Unanticipated developments that could occur with respect to contingencies such as litigation and environmental matters;  An inability to achieve or delays in achieving or achievement of less than the anticipated financial benefit from initiatives related to working capital reductions, cost reductions, employee productivity goals, and an inability to raise or sustain prices for products or services;  An inability to raise or sustain prices for products or services;  An inability to maintain appropriate relations with unions and employees;  The inability to achieve expected results from our acquisition activities;  Our ability to continue to pay cash dividends;  The amount and timing of repurchases of our common shares, if any; and  Other factors affecting our business beyond our control, including, without limitation, changes in the general economy, changes in interest rates and changes in the rate of inflation S&P 500 All time high of $43.34 July 1st, 2014 PolyOne Corporation Page 9 2006 2014 2015 Target “Where we were” “Where we are” (Est. in 2012) 1) Operating Income % Specialty: Global Color, Additives & Inks 1.7% 14.7% 12 – 16% Global Specialty Engineered Materials 1.1% 12.1% 12 – 16% Designed Structures & Solutions 1.4% (2012) 7.3% 8 – 10% Performance Products & Solutions 5.5% 7.7% 9 – 12% Distribution 2.6% 6.1% 6 – 7.5% 2) Specialty Platform % of Operating Income 6.0% 65% 65 – 75% 3) ROIC* 5.0% 11.3% 15% 4) Adjusted EPS Growth N/A 37% Double Digit Expansion *ROIC is defined as TTM adjusted OI divided by the sum of average debt and equity over a 5 quarter period Proof of Performance & 2015 Goals PolyOne Corporation Page 10 Continuing Earnings Growth Double Digit EPS Expansion Ongoing LSS Programs Incremental Share Buybacks Mergers & Acquisitions Continued Gross Margin Expansion Mid Single Digit Revenue Growth Accelerated Innovation & Mix Improvement PolyOne Corporation Page 11 Innovation Drives Earnings Growth *Percentage of Specialty Platform revenue from products introduced in last five years $20 $53 2006 2014 Research & Development Spending ($ millions) Specialty Platform Vitality Index Progression* 14% 27% 2006 2014 Specialty Platform Gross Margin % 20% 44% 2006 2014 Specialty Vitality Index Target ≥ 35% PolyOne Corporation Page 12 Megatrends Aligned with Key End Markets Decreasing Dependence on Fossil Fuels Protecting the Environment Improving Health and Wellness Megatrend End Markets Globalizing and Localizing Health & Wellness Transportation Packaging Consumer PolyOne Corporation Page 13 60% 94% 20% 30% 40% 50% 60% 70% 80% 90% 100% 2008 2014 Pension Funding** As of December 31, 2014 Debt Maturities & Pension Funding – 12/31/14 Net Debt / EBITDA* = 1.9x $49 $317 $600 $0 $100 $200 $300 $400 $500 $600 $700 $800 2015 2020 2023 Debt Maturities As of December 31, 2014 ($ millions) Coupon Rate: 7.500% 7.375% 5.250% ** includes US-qualified pension plans only *TTM 12/31/2014 PolyOne Corporation Page 14 Free Cash Flow and Strong Balance Sheet Fund Investment / Shareholder Return  Expanding our sales, marketing, and technical capabilities  Investing in operational and LSS initiatives (including synergy capture)  ~75% of capital expenditures fund growth initiatives Organic Growth Acquisitions Share Repurchases Dividends $0.16 $0.20 $0.24 $0.32 $0.40 $0.10 $0.20 $0.30 $0.40 $0.50 2011 2012 2013 2014 2015 Annual Dividend  Targets that expand our: • Specialty offerings • End market presence • Geographic breadth • Operating Margin  Synergy opportunities  Adjacent material solutions  Repurchased 1.6 million shares in Q4 2014  Repurchased 11.3 million shares since early 2013  8.7 million shares are available for repurchase under the current authorization PolyOne Corporation Page 15 PolyOne Core Values Innovation Collaboration Excellence PolyOne Corporation Page 16 The New PolyOne: A Specialty Growth Company Why Invest In PolyOne? 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?

Investing in Innovation — Specialty companies invest to grow, so we ensure our resources are concentrated on material science for high-growth end markets, poised for value creation in the long term. Speed to market is essential today, and Avient plays a crucial role in our customers’ success. We will do so though our investments and focus on sustainable solutions for high-growth markets, including healthcare, consumer, packaging and composites/5G.

Pipe Mfg Liquid Color App Snapshot final (1) P I P E M A N U FAC T U R E R P R E S S U R E / N O N - P R E S S U R E P I P E S • Provide a safe and compliant manufacturing environment for all team members • Improve weatherability and outdoor exposure longevity in field and yard environments • Increase color consistency and enhance pipe appearance • Reduce scrap rates and eliminate order rejections • Meet required compliance and regulatory approvals • Incur no capital expense for dosing & handling equipment • Provided a customer-centric approach focused on gaining operational efficiencies to support an improved manufacturing environment • Offered formulation expertise and problem-solving experience to upgrade pipe performance • Attained finely dispersed TiO2 and color distribution throughout the pipe, meeting quality requirements while reducing scrap rates • Delivered solutions with extensive NSF, UL and pipe industry approvals • Supplied dosing equipment to eliminate capital costs, backed with on-call technical support ColorMatrix™ Liquid Colorant + Dosing Equipment KEY REQUIREMENTS WHY AVIENT?

primarily in transportation and consumer end markets.    Pension & other post-retirement benefits - mark-to-market    adjustment Gain from sale of closed facilities