PolyOne Corporation Investor Day 2012 PolyOne Investor Presentation Credit Suisse Boston Basic Materials Conference June 26, 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. You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission.

PolyOne Corporation Investor Day 2012 CFA Society Cleveland Midwest Investment Conference 2013 PolyOne Investor Presentation November 19, 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. You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission.

PolyOne Corporation Investor Day 2012 PolyOne Investor Presentation Deutsche Bank 2013 Global Industrials and Basic Materials Conference June 12, 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. You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission.

PolyOne Investor Presentation Jefferies 2013 Global Industrial Conference_Posting.pdf PolyOne Investor Presentation Jefferies 2013 Global Industrials Conference August 13, 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. You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission.

Novel TPE materials that can overmold onto various engineering plastics also were reported elsewhere (2-4). The adhesion strength, i.e., peel strength, is measured by the force required to pull the elastomer from the substrate and is reported as an average or a maximum strength over 50 mm of pulling.

Microsoft PowerPoint - AVNT Seaport Conference Presentation AVIENT CORPORATION S E A P O R T C O N F E R E N C E (NYSE: AVNT) A U G U S T 2 4 , 2 0 2 1 DISCLAIMER 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. You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission. Sustainable Development Goals • Updates sustainable solutions portfolio performance • Introduces latest Employee Resource Group (EMBRACE) focused on attracting and retaining racially diverse talent • Recognizes Avient as one of America’s Most Responsible Companies by Newsweek 2020 SUSTAINABILITY REPORT 25 Reduce Scope 1 & 2 greenhouse gas emissions by 60%.

POLYONE I N V E S T O R P R E S E N T A T I O N J U N E 2 0 1 8 FORWARD LOOKING STATEMENTS 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. You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission. Tax adjustments include the net tax (expense) benefit from one-time income tax items, the set-up or reversal of uncertain tax position reserves and deferred income tax valuation allowance adjustments. 2 Adjusted EBITDA and net debt to adjusted EBITDA is calculated as follows: (In millions) Year Ended December 31, 2017 Income from continuing operations, before income taxes $ 212.3 Interest expense, net 60.8 Depreciation and amortization 82.8 Special items impact on income from continuing operations, before income taxes(1) 32.9 Adjusted EBITDA $ 388.8 Senior secured revolving credit facility $ 56.5 Senior secured term loan due 2022 637.5 Total Secured Debt 694.0 Less: Cash and cash equivalents (243.6) Net Secured Debt $ 450.4 Short-term and current portion of long-term debt $ 32.6 Long-term debt 1,290.9 Total Debt 1,323.5 Less: Cash and cash equivalents (243.6) Net Debt $ 1,079.9 Total Secured Debt / Adjusted EBITDA 1.8 Net Secured Debt / Adjusted EBITDA 1.2 Total Debt / Adjusted EBITDA 3.4 Net Debt / Adjusted EBITDA 2.8 (1) Special items include charges related to specific strategic initiatives or financial restructuring such as: consolidation of operations; debt extinguishment costs; costs incurred directly in relation to acquisitions or divestitures; employee separation costs resulting from personnel reduction programs, plant realignment costs, executive separation agreements; asset impairments; mark-to-market adjustments associated with actuarial gains and losses on pension and other post-retirement benefit plans; environmental remediation costs, fines, penalties and related insurance recoveries related to facilities no longer owned or closed in prior years; gains and losses on the divestiture of operating businesses, joint ventures and equity investments; gains and losses on facility or property sales or disposals; results of litigation, fines or penalties, where such litigation (or action relating to the fines or penalties) arose prior to the commencement of the performance period; one-time, non-recurring items; the effect of changes in accounting principles or other such laws or provisions affecting reported results and tax adjustments.

Any additional, different or other terms and/or conditions contained in any purchase order, document, website or other communication by or from Buyer are hereby objected to and rejected by Seller. Any times or dates for delivery communicated by Seller (including those contained in Seller’s order confirmation) are estimates only and are not terms of the sale. Buyer acknowledges that Seller has furnished to Buyer Safety Data Sheets, which include warnings together with safety and health information concerning the Product and/or the containers for such Product.

Any additional, different or other terms and/or conditions contained in any purchase order, document, website or other communication by or from Buyer are hereby objected to and rejected by Seller. Any times or dates for delivery communicated by Seller (including those contained in Seller’s order confirmation) are estimates only and are not terms of the sale. Buyer acknowledges that Seller has furnished to Buyer Safety Data Sheets, which include warnings together with safety and health information concerning the Product and/or the containers for such Product.

Any additional, different or other terms and/or conditions contained in any purchase order, document, website or other communication by or from Buyer are hereby objected to and rejected by Seller. Any times or dates for delivery communicated by Seller (including those contained in Seller’s order confirmation) are estimates only and are not terms of the sale. No modification or addition to the contract shall occur by the acknowledgment or acceptance by Seller of a purchase order, acknowledgment, release or other form submitted by Buyer containing additional or different terms or conditions. 19.