DARK GRAY MC-81411PP YELLOW W/UV MC-42484PE BLANCO UV PP

TAUPE W/UV AO ENCLOSURE GRAY CC 3 OnForce LFT NN-40LGF/000 HS UV black

WHITE W/ UV XPPR-40G H UV GREY GEON MR900 GRAY 2394

BLUE UV WHITE w/UV M6291A WHITE w/o UV M6291A

National Defense budget of $842 billion submitted to Congress in Q1 2023 • European NATO members annual defense spend expected to increase by up to 20% Where Avient Wins:  Dyneema® is the world’s strongest fiber™  One of the highest strength to weight ratios of any material on Earth  Direct relationships with industry leading armor manufacturers  Resistant to most chemicals, UV, and moisture to handle any environment Avient Confidential 13 DEFENSE Source: US Department of Defense, defense.gov, NATO13 Source: TRANSPORTATION • Increased EPA regulations requiring improved fuel efficiency, enabled in part by lower-weight vehicles • Automakers preparing for 2/3 of U.S. 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. Avient 2011 and 2018 valuations reflect trailing 12 months EBITDA at December 31 of the respective years. 33 EV / 2023E EBITDA Historic Multiple 6.5 8.3 9.9 14.6 13.7 13.0 11.9 8.8 18.7 17.4 11.8 10.0 9.7 9.1 8.0 7.9 A vi e n t (2 0 1 1 ) A vi e n t (2 0 1 8 ) A vi e n t (2 0 2 3 ) K W R P P G R P M A V Y F U L E C L H X L F M C A S H S C L C E E M N H U N Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except for per share data) Senior management uses comparisons of adjusted net income from continuing operations attributable to Avient shareholders and diluted adjusted earnings per share (EPS) from continuing operations attributable to Avient shareholders, excluding special items, to assess performance and facilitate comparability of results.

XGMF 1204 60 HS UV BLACK 124 GRV-TP-080-W-NAT YELLOW W/UV

HM ORANGE 021C w/UV LX-W-1303 WHITE DIPPING LATEX LX-W-1328 BLUE LATEX

PG 63486.00 RD HDPE AS PX-V-130 HOT MELT W/ LEMON LIME RED HDPE

MC-14784AB BLU 541C ABS W/ AS 91110007 MC-15213PP MONO BLUE W/UV MC-16203PP TINTED BLU W/ AS 91000297

AMERICAN FREIGHTWAY RED W/UV