ThermoBallistic™ thermoplastic panels are thermally formed with layers of 0°/90° unidirectional E-glass fiber reinforcements with polyolefin-based resin systems. 0.44-0 in 11.2 mm

Offering an excellent physical and electrical performance, FireCon retains flexibility at temperatures below 0°C and is available in UV resistant grades, and grades to meet various UL standards, including UL 1581 FT4. Retains flexibility at temperatures below 0°C

For more information, visit www.avient.com. news library online, please visit www.avient.com/news. Investor Contacts

www.avient.com/investors For more information, visit www.avient.com. Investor Contacts

AVIENT CORPORATION (NYSE: AVNT) N O V E M B E R 2 0 2 0 DISCLAIMER 2 Forward-Looking Statements In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. Leverage is calculated as Total Debt – Cash / EBITDA 2. 2020 Pro forma for the acquisition of the Clariant Masterbatch business Median: 3.0x Avient Specialty Other 2.9x 0.4x 1.7x 1.7x 2.6x 3.1x 4.3x -0.2x 1.9x 2.2x 2.2x 2.3x 2.5x 2.7x 3.0x 3.3x 3.5x 3.7x 3.8x 4.3x 4.4x 5.8x t 0 t 1 Median: 2.1x THE CURRENT AVIENT VALUATION DISCONNECT 20 Our transformation and business model are still being understood, and as a result, we are currently trading at a discount to peer companies Our financial metrics are consistent with specialty formulator peers, yet our EBITDA multiple is at a 4.1x discount to peer companies Ongoing synergy capture is another value creation lever that is unique to Avient This creates a compelling investment opportunity Total Enterprise Value / 2021E EBITDA (1) Our current valuation implies an EBITDA multiple that is significantly below specialty formulator peers and our historic valuations, when the company had considerable exposure to more cyclical and challenging end markets. SEGMENT HIGHLIGHTS 37% 22% 14% Building & Electrical & C O L O R , A D D I T I V E S & I N K S 2020 PF REVENUE | $2 .0 BILLION $9 $320 2005 2020PF 2.0% 15.9% 2020 figures Pro forma estimates for acquisition of the Clariant Masterbatch business 32% 39% Latin America END MARKET REGION EBITDA DOLLAR & MARGIN $5 $120 2005 2020E 59% 18% Wire & Cable(1) 25% Electrical & 14% Building & S P E C I A LT Y E N G I N E E R E D M AT E R I A L S 2020E REVENUE | $700 MILLION 0.9% 17.1% END MARKET REGION EBITDA DOLLAR & MARGIN 25 (1) Approximately 50% of Wire and Cable sales are associated with Fiber Optic Cabling 30% 24%Packaging Electrical & Building & 1% 79% Latin America END MARKET REGION EBITDA DOLLAR & MARGIN DISTRIBUTION 2020E REVENUE | $ 1 .1 BILLION $20 $70 2005 2020E 2.9% 6.3% KEY SUPPL IER S 26 AMERICAS EUROPE ASIA 26% 13% 16% Building & 5% Electrical & 35% 14%Healthcare 17% Building & Electrical & 32% 26% 12% Building & Electrical & 2020 figures Pro forma estimates for acquisition of the Clariant Masterbatch business TOTA L C O M PA N Y R E G I O N A L S A L E S BY END MARKET (58% of sales) (25% of sales) (17% of sales) 27

ZPT proved to be very effective in protecting TPEs, reducing common bacteria populations by 99.9% or more in JIS Z2801 testing, and inhibiting fungal growth (rating = 0) according to the ASTM G21 standard.

ZPT proved to be very effective in protecting TPEs, reducing common bacteria populations by 99.9% or more in JIS Z2801 testing, and inhibiting fungal growth (rating = 0) according to the ASTM G21 standard.

ZPT proved to be very effective in protecting TPEs, reducing common bacteria populations by 99.9% or more in JIS Z2801 testing, and inhibiting fungal growth (rating = 0) according to the ASTM G21 standard.

In emergencies, follow local reporting procedures or contact the authorities. OUR CODE OF INTEGRITY IN OUR CORPORATE SOCIAL CODE OF CONDUCT | 27 https://Avient.com/sustainability http://Avient.com/sustainability http://Avient.com/sustainability https://www.avient.com/company/sustainability/sustainability-report/products/no-surprises-pledge-0 Q: My supervisor asked me to follow a new waste disposal procedure, but I am not sure it is safe or even legal. If you have any questions, contact your Human Resources manager.

ZPT proved to be very effective in protecting TPEs, reducing common bacteria populations by 99.9% or more in JIS Z2801 testing, and inhibiting fungal growth (rating = 0) according to the ASTM G21 standard.