Dec 19, 2019 9:00 AM EST

December 19, 2020 December 19, 2020 Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to: the time required to consummate the acquisitions; the satisfaction or waiver of conditions in the purchase agreements; any material adverse changes in Clariant's masterbatch business; the ability to consummate the acquisitions; our ability to achieve the strategic and other objectives relating to the acquisitions, including any expected synergies; our ability to successfully integrate Clariant's masterbatch business and achieve the expected results of the acquisitions, including, without limitation, the acquisitions 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 effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; the current and potential future impact of the COVID-19 pandemic on our business, results of operations, financial position or cash flows; changes in polymer consumption growth rates and laws and regulations regarding plastics in jurisdictions where we conduct business; 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 the anticipated financial benefit from initiatives related to acquisition and integration, working capital reductions, costs reductions and employee productivity goals; our ability to pay regular quarterly cash dividends and the amounts and timing of any future dividends; information systems failures and cyberattacks; 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.

December 19, 2020 December 19, 2020 Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to: the time required to consummate the acquisitions; the satisfaction or waiver of conditions in the purchase agreements; any material adverse changes in Clariant's masterbatch business; the ability to consummate the acquisitions; our ability to achieve the strategic and other objectives relating to the acquisitions, including any expected synergies; our ability to successfully integrate Clariant's masterbatch business and achieve the expected results of the acquisitions, including, without limitation, the acquisitions 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 effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; the current and potential future impact of the COVID-19 pandemic on our business, results of operations, financial position or cash flows; changes in polymer consumption growth rates and laws and regulations regarding plastics in jurisdictions where we conduct business; 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 the anticipated financial benefit from initiatives related to acquisition and integration, working capital reductions, costs reductions and employee productivity goals; our ability to pay regular quarterly cash dividends and the amounts and timing of any future dividends; information systems failures and cyberattacks; 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.

PU BLUE OPAL 19-4120 2 PU DEEP CLARET 19-1840 2 PU PINECONE 19-1121

PONDEROSA PINE 19-5320TPG FIG 19-1718TPG OCEAN DEPTHS 19-4535TPG

PP RED MAHOGANY 19-1521 PP JET BLACK 19-0303 TPE JET BLACK 19-0303

January 19, 2024 LONG BEACH, California – January 19, 2024 – Avient Corporation, a leading provider of specialized and sustainable material solutions and services, announced its Specialty Inks team will be highlighting new additions and updates to its sustainable inks portfolio starting today at Impressions Expo Long Beach, an annual trade show dedicated to the imprinted and decorated apparel industry. The Avient Specialty Inks team is exhibiting in booth 1621 at the Impressions Expo in Long Beach, California, from January 19-21, 2024.

Vice President, General Counsel and Secretary, August 2007 to May 2015, Assistant General Counsel February 2007 to August 2007. Associate, Jones Day from August 1995 to January 2006. Patricia Verduin LEADERSHIP 66672.indd main_14 3/25/19 4:01 PM POLYONE.COM 66672.indd main_15 3/25/19 4:01 PM

December 19, 2019 Dec. 19, 2019 December 19, 2019

IATF 16949:2016 The Quality Management System is applicable to: Certificate No: 58976 Effective Date: 08 February 2019 Expiration Date: 09 August 2022 Revision Date: 17 November 2020 IATF No: 0349837 Dominic Townsend, President DESIGN AND MANUFACTURE OF THERMOPLASTIC COMPOUNDS (WITH ADDITIONAL FACILITIES LISTED ON ATTACHED ANNEX) Certificate Of Conformance has been assessed by ABS Quality Evaluations, Inc. and found to be in conformance with the requirements set forth by: Page 2 of 2 ABS Quality Evaluations Avient Corporation IATF 16949:2016 Certificate Of Conformance ANNEX At Below Facilities: Validity of this certificate may be confirmed at www.abs-qe.com/cert_validation.