Avient acquired the Clariant Color business on July 1, 2020 (the “Acquisition Date”). We expect this expansion to continue as we execute our strategy, increase margins and consistently grow earnings in excess of the market. 32 Avient reflects 2022 estimated EBITDA of $635M Past Avient valuations reflect forward 12 months EBITDA at December 31 of the respective years. OUR VALUATION VERSUS PEERS Avient Specialty Other 5.4 8.5 10.1 10.0 15.7 15.0 14.2 12.7 10.2 25.0 19.7 17.7 13.2 12.3 10.0 9.9 8.9 8.5 8.3 6.6 01 1) 01 6) 02 1) (T o da y) Historic Multiple SUMMARY: WHY INVEST IN AVIENT?

Section 307 of the Tariff Act of 1930 (19 U.S.C. § 1307), ILO Forced Labor Convention (No. 29) and the Abolition of Forced Labour Convention (No. 105), in the mining, production, manufacture or supply of any goods (which includes both raw materials and manufactured goods) or services for Avient, nor, in connection with its supply to Avient, will Supplier procure merchandise from any sub-supplier that was mined, produced, or manufactured, in whole or in part, using forced labor. In furtherance of the foregoing, we expect our Suppliers to: • Supply only conflict free 3TG metals to Avient; https://nam10.safelinks.protection.outlook.com/? url=https%3A%2F%2Fwww.cbp.gov%2Ftrade%2Fforced-labor&data=05%7C01%7Cjacqueline.thomson%40avient.com%7Ca0427e02fa1b4b576fe208db6dac207e%7C7bc21b5c83b04482be9e2825d33c1759%7C0%7C0%7C638224359373869329%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=xxFjS7ADNXRYgriLexntpLUCOyllzLGactoRmj2EoCE%3D&reserved=0 • Engage in due diligence of supply chains by following a nationally or internationally recognized due diligence framework; • Upon request, report to Avient on its due diligence process and certify that 3TG metals supplied to Avient from the Covered Countries are conflict free; and • Promptly report to Avient any supply chain changes regarding the origin of 3TG metals or conflict status

To participate in the audio-only portion of the call, dial 1-844-835-7433 (domestic) or 1-914-495-8589 (international) and provide conference ID number 4774915. To listen to this recording, dial 1-855-859-2056 (domestic) or 1-404-537-3406 (international) and provide conference ID number 4774915. Rose, Vice President, Corporate Communications, Avient Corporation, +1 440-930-3162, kyle.rose@avient.com

Avient in Latin America Medellín Km 2,5 - Vía Parcelas Km 1, Vereda Siberia Cota Telephone:+51 1 6134242

Avient acquired the Clariant Color business on July 1, 2020 (the “Acquisition Date”). Avient Specialty Other Free Cash Flow Conversion (1) 2022E (%) Being asset light helps us to generate strong free cash flow that is in line with other specialty formulators. We expect this expansion to continue as we execute our strategy, increase margins and consistently grow earnings in excess of the market. 46 Avient reflects 2022 estimated EBITDA of $635M Past Avient valuations reflect forward 12 months EBITDA at December 31 of the respective years.

Our Supply Chain At Avient, we commit to comply with laws and regulations supporting human rights such as the California Transparency in Supply Chains Act, the UK Modern Slavery Act, the Dodd-Frank Act requiring disclosures on conflict minerals, and the EU’s - Conflict Minerals Regulation. Avient utilizes the OECD Due Diligence Guidance for Responsible Mineral Supply Chains for conflict mineral management. We strive to use supply chain partners whose policies, processes and systems ensure that human rights are respected, and whose trade does not directly or indirectly cause human rights violations globally.

Avient acquired the Clariant Color business on July 1, 2020 (the “Acquisition Date”). D is t. ) Avient reflects 2021 estimated revenue of $4,750M and estimated CAPEX of $80M (excludes one-time synergy capture CAPEX of $20M) Avient Specialty Other Free Cash Flow Conversion (1) 2021E (%) Being asset light helps us to generate strong free cash flow that is in line with specialty formulators. We are Avient.

Microsoft PowerPoint - Avient February IR Meetings AVIENT CORPORATION (NYSE: AVNT) F E B R U A R Y 1 7 - 1 8 , 2 0 2 1 I N V E S T O R M E E T I N G S H O S T E D B Y G O L D M A N S A C H S A N D M O R G A N S T A N L E Y DISCLAIMER 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. Whether it’s an ambitious start-up bringing a new product to market, or a large, multi- national OEM looking for consistency and reliability of global supply, Avient is built for long-term partnerships. Avient acquired the Clariant Masterbatch business (CMB) on July 1, 2020 (the “Acquisition Date”).

Material suppliers now offer several types of compounded antistatic, dust-repelling plastics for this reason.  This gives tier suppliers and OEMs the freedom to add appropriate levels of antistatic properties to specific parts. Suppliers and OEMs looking for a broader color palette will also benefit from masterbatches.

Material suppliers now offer several types of compounded antistatic, dust-repelling plastics for this reason.  This gives tier suppliers and OEMs the freedom to add appropriate levels of antistatic properties to specific parts. Suppliers and OEMs looking for a broader color palette will also benefit from masterbatches.