X GT-17814-1A X GT-17814-1B X GT-17184-1A

X LB 31173-2-1 X LB 31173-2-2 X LB 31173-2-3

X GT-17380-1 (PP5sg) X GT5200-0013 PT WHITE X GT5200-0014 PT BLACK

X ET 280490#SR-27609-2-GRAY X ET 280490#SR-27609-3 Teal X ET 280490#SR-27609-4 Blue

& Canada 40% EMEA 38% Asia 17% Latin America 5% Q1 2023 SEGMENT, END MARKET AND GEOGRAPHY GEOGRAPHY REVENUESEGMENT FINANCIALS Consumer 18% Packaging 23% Healthcare 7% Industrial 16% Building and Construction 10% Defense 6%Telecommunications 4% Energy 5% END MARKET REVENUE (1) Total company sales and adjusted EBITDA of $846M and $134M, respectively, include intercompany sales eliminations and corporate costs $537M $91M $310M $64M Sales EBITDA Specialty Engineered Materials Color Additives and Inks $134M$846M (1) 13 Transportation 11% Q1 2 023 SA LES BY R EGI ON Y o Y C H A N G E ( E X C L . F X ) -10% -11% -3% -12% 14 US & Canada Latin America EMEA Asia Avient ex. Avient Specialty Formulators Other Specialty / Chemical Companies 2023E(%) 36 79 87 83 81 76 73 90 79 77 76 73 69 60 22 A vi e n t K W R P P G F U L A V Y R P M F M C C E H X L A S H E C L H U N E M N S C L M U LT I P L E E X PA N S I O N Avient Specialty Formulators Other Specialty / Chemical Companies Source: Peer data per Bloomberg as of April 28, 2023 Note: Avient reflects 2023 adjusted EBITDA guidance of $530M and closing share price of $38.51.

& Canada 40% EMEA 38% Asia 17% Latin America 5% Q1 2023 SEGMENT, END MARKET AND GEOGRAPHY GEOGRAPHY REVENUESEGMENT FINANCIALS Consumer 18% Packaging 23% Healthcare 7% Industrial 16% Building and Construction 10% Defense 6%Telecommunications 4% Energy 5% END MARKET REVENUE (1) Total company sales and adjusted EBITDA of $846M and $134M, respectively, include intercompany sales eliminations and corporate costs $537M $91M $310M $64M Sales EBITDA Specialty Engineered Materials Color Additives and Inks $134M$846M (1) 9 Transportation 11% Q1 2 023 SA LES BY R EGI ON Y o Y C H A N G E ( E X C L . F X ) -10% -11% -3% -12% 10 US & Canada Latin America EMEA Asia Avient ex. Avient Specialty Formulators Other Specialty / Chemical Companies 2023E(%) 32 79 87 83 81 76 73 90 79 77 76 73 69 60 22 A vi e n t K W R P P G F U L A V Y R P M F M C C E H X L A S H E C L H U N E M N S C L M U LT I P L E E X PA N S I O N Avient Specialty Formulators Other Specialty / Chemical Companies Source: Peer data per Bloomberg as of April 28, 2023 Note: Avient reflects 2023 adjusted EBITDA guidance of $530M and closing share price of $38.51.

X TR-16013-002-3 Natural X ET-15625-001 Black X LFT NN-30LCF/000 Natural NA

X ST 17991-001-1 X ST 17991-001-2 X ST 17991-001-3

X ST 19771-001-2 X ST 227921#20064-10 Blk X ST 227921#20064-18 Blk

X ET 23836-01-1 X ET 23836-01-2 X ET 23836-01-3