MC-35170PP C100E24012 RED W/UV MC-35195PP UNION RED W/1YR UV MC-35203ST RED W/UV

MC-83783PE CL2.GRY.8A W/ANTISTAT MC-83964TPE GRAY 428C W/UV CL016 MC-84450PP COOL GRAY 5C W/UV 10223.6

M W BURGUNDY M W BURGUNDY RED W/SLIP

MC-16888PP DARK BLUE W/UV MC-17019PP ROYAL BLUE W/UV MC-17131PC TRANS BLUE W/UV

MD-85886 BLUE GRAY W/ SPECKS MD-87026 SIGNAL GRAY W/UV MD-87027 LIGHT MIST W/ UV

MC-15921PC BLUE 300C W/ANTISTAT 4.0% MC-16223PE TEAL 3272C W/PEARL MC-16226PE BLUE 3135C W/PEARL

MC-91010PP EXOTICA W/ 1 YR UV MC-91040NY PURPLE W/ UV MC-91063PE PMS 490C MAROON W/UV

PELLA WHITE CL00301 W/UV DARK BRONZE CL00302 W/UV BOULDER TAN CL00303 W/UV

WHY AVIENT WINS Deep Customer Relationships & Application Know-How Superior Design Capabilities & Advanced Analytics Global Footprint Strategically Aligned to Serve Customers We iterate fast and often. 39 22 9 34 • U.S. and Canada • Latin America • Europe, Middle East & Africa • Asia We produce locally, serve globally. D is t. ) K W R P P G A V Y F U L R P M G C P H X L F M C H U N IF F E C L A S H K R A E M N C E S C L A LB Median: 5%Median: 3% Source: Peer data per Bloomberg market data as of July 28, 2021 Avient reflects 2021 estimated revenue of $4,650M and excludes one-time synergy capture CAPEX ($20M) Avient Specialty Formulators Other Chemical/Specialty Companies Free Cash Flow Conversion (1) 2021E (%) Being asset light helps us to generate strong free cash flow that is in line with specialty formulators. 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. 31 Avient reflects 2021 estimated EBITDA of $580M OUR VALUATION VERSUS PEERS Avient Specialty Formulators Other Chemical/Specialty Companies 9.5 18.5 15.1 15.1 14.0 11.0 10.4 29.5 28.2 23.9 18.7 12.4 12.2 11.1 9.3 9.2 9.2 7.6 7.6 6.0 A vi en t K W R P P G A V Y R P M F U L G C P A L B H X L E C L IF F F M C B N R A S H S C L E M N U N V R K R A C E H U N Median: 11.1xMedian: 14.6x SUMMARY: WHY INVEST IN AVIENT?

THERMA-TECH TT3300-5001EC GREY THERMA-TECH TT6600-5001EC GREY THERMA-TECH TT6600-5008EC ANTHRACITE THERMA-TECH TT9200-5003EC GREY THERMA-TECH TT9200-5003EC MID ANTHRACITE Applications Sensor, Camera & ECU Housings Sensor, Camera & ECU Housings Sensor, Camera & ECU Housings Sensor, Camera & ECU Housings Sensor, Camera & ECU Housings Defining Features Thermally & Electrically Conductive Thermally & Electrically Conductive Thermally & Electrically Conductive Thermally & Electrically Conductive Thermally & Electrically Conductive Filler/ Reinforcement Glass Fiber Glass Fiber Glass Fiber Glass Fiber Glass Fiber Surface Resistivity