Avient acquired the Clariant Masterbatch business (CMB) on July 1, 2020 (the “Acquisition Date”). Operating Income $3,783 $4,100 2020PF 2021E Adjusted EPS (1) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition Previous Guidance Current Guidance $3,783 $4,300 2020PF 2021E $308 $360 2020PF 2021E $308 $410 2020PF 2021E $1.93 $2.40 2020PF 2021E $1.93 $2.80 2020PF 2021E (1) (1)(1) (1)(1) (1) (in millions) (in millions) 12 BALANCE SHEET • Deleveraging to 1.9x net debt to adjusted EBITDA by the end of 2021 • Driven by record adjusted EBITDA performance and strong free cash flow generation from asset light business • Future cash deployment: M&A, opportunistic share repurchases and balance sheet / continued leverage reduction 3.5x 2.7x 1.9x 2019PF 2020PF 2021E Net Debt / Adjusted EBITDA (1) (1) ($ in m illions) 2021E Adjusted EBITDA 560$ Free Cash Flow 275$ Total Debt 1,860 Less: Cash (800) Net Debt 1,060$ 2021E Net Debt / Adjusted EBITDA 1.9x (1) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition S U S TA I NA B I L I T Y • Most recent Sustainability report substantially expanded disclosure on key environmental and social topics Free cash flow conversion calculated as (EBITDA – Capex) / EBITDA Median: 84% Median: 77% H I G H F R E E C A S H F L OW C O N V E R S I O N Avient reflects 2021 estimated EBITDA of $560M and excludes one-time synergy capture CAPEX ($20M) Source: Peer data per Bloomberg market data as of April 27, 2021 87 89 87 86 82 81 76 88 87 84 82 81 78 77 77 77 76 73 70 69 50 19 A vi e n t K W R P P G R P M A V Y F U L G C P F M C IF F H X L U N V R E C L A S H C E B N R F O E E M N G R A H U N K R A S C L A L B Source: Peer data per Bloomberg market data as of April 27, 2021 Total Enterprise Value / 2021E EBITDA Our current valuation with updated guidance implies an EBITDA multiple that is below specialty formulator peers and the majority of our chemical peers.

Homepage // News Center // Avient To Add Further Capacity For Medical-Grade Mevopur™ Materials in Asia Pacific Mevopur pre-colored specialty materials are available in a wide range of polymer families. NOTE: On July 1, 2020, PolyOne and Clariant Masterbatches joined together as Avient, a new kind of materials company focused on conquering customer challenges and unlocking the potential for innovation and sustainability around the globe.

We maintain data related to the environmental, health and safety of our products in our product stewardship database. Through this data, we create safety data sheets and customer certification statements for intended use and product safety improvements. You can be certain that Avient meets or exceeds the material safety data reporting requirements of your countr y or region

Safety Data Sheets Technical Data Sheets Browse our library of product data sheets containing technical descriptions and details.

Product information and technical data sheet for ColorMatrix™ TripleA™ additive technology, which reduces Acetaldehyde levels in PET packaging Mevopur™ Healthcare Functional Additives Mevopur™ Bio-based Polymer Solutions

Safety Data Sheets Technical Data Sheets Browse our library of product data sheets containing technical descriptions and details.

Safety Data Sheets Technical Data Sheets Browse our library of product data sheets containing technical descriptions and details.

Safety Data Sheets Technical Data Sheets Browse our library of product data sheets containing technical descriptions and details.

Avient acquired the Clariant Color business on July 1, 2020 (the “Acquisition Date”). We are better together through: Keeping Safety First — PolyOne and Clariant are both ACC Responsible Care® companies, and nothing is more important than the health, safety and well-being of our people. Free cash flow conversion calculated as (EBITDA – Capex) / EBITDA H I G H F R E E C A S H F L OW C O N V E R S I O N Avient reflects 2021 estimated EBITDA of $580M and estimated CAPEX of $80M (excludes one-time synergy capture CAPEX of $20M) Source: Peer data per Bloomberg market data as of November 8, 2021 86 93 85 83 79 77 75 89 85 83 81 79 79 78 77 74 25 A vi e n t K W R P P G A V Y F U L R P M G C P F M C U N V R C E B N R H X L A S H E C L E M N H U N S C L A L B (10) Source: Peer data per Bloomberg market data as of November 8, 2021 Total Enterprise Value / 2021E EBITDA Our current valuation with updated guidance implies an EBITDA multiple that is below many of our specialty formulator peers.

We maintain data related to the environmental, health and safety of our products in our product stewardship database. Through this data, we create safety data sheets and customer certification statements for intended use and product safety improvements. You can be certain that Avient meets or exceeds the material safety data reporting requirements of your countr y or region