Trilliant HC2020-0002 FR Lt. Trilliant HC2020-0002 FR Med. PP FR 8-6 LMS-1000

With the Clariant Masterbatch acquisition and divestment of the PP&S business, our exposure is now concentrated in less-cyclical and high-growth markets, with increased geographic diversification and a more specialized portfolio that can significantly expand EBITDA margins. 28 Avient reflects 2021 estimated EBITDA of $560M OUR VALUATION VERSUS PEERS Avient Specialty Other 10.2 17.7 16.0 14.9 14.6 11.6 11.1 26.7 24.0 22.8 14.3 12.7 11.5 11.2 11.1 11.0 10.3 10.1 9.5 9.4 8.3 7.0 Median: 11.1xMedian: 14.8x SUMMARY: WHY INVEST IN AVIENT?

With the Clariant Masterbatch acquisition and divestment of the PP&S business, our exposure is now concentrated in less-cyclical and high-growth markets, with increased geographic diversification and a more specialized portfolio that can significantly expand EBITDA margins. 27 Avient reflects 2021 estimated EBITDA of $510M OUR VALUATION VERSUS PEERS Avient Specialty Other 9.5 21.1 13.2 13.2 12.0 12.0 9.7 25.2 23.1 14.7 13.5 12.9 11.0 11.0 11.0 10.2 9.6 9.3 9.3 9.1 8.6 8.3 Median: 11.0xMedian: 12.6x SUMMARY: WHY INVEST IN AVIENT?

PG 33802 OR PP PG 33800 OR PP PP FR 8-6 LMS-1000

PG 31768 PEARL GD PP YELLOW 102C PP V2 PP FR 8-6 LMS-1000

PP-0724071 BLACK PP GREY 467U PP FR 8-6 LMS-1000

PP-H-30G NAT PP-C-20C BLACK PP FR 8-6 LMS-1000

BLUE (PP) PG 34627.00 BU PP PP FR 8-6 LMS-1000

PP CANNIBIS TAN-F 7527C PP KHAKI SANDS V3 PP FR 8-6 LMS-1000

BLACK WASHER PP 8623 BLUE CAP PP 8623 PP FR 8-6 LMS-1000