Maxxam PPH 15G Natural Maxxam PPC 20T EXT Natural PP FR 8-6 LMS-1000

Microsoft PowerPoint - AVNT June IR Conferences_6.1.2023 1130AM AVIENT CORPORATION I N V E S T O R P R E S E N T A T I O N (NYSE: AVNT) J U N E 2 0 2 3 DISCLAIMER Forward-Looking Statements Certain statements contained in or incorporated by reference into this presentation constitute “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. WHAT WE DO: WE ARE A FORMULATOR 6 CUSTOM FORMULATION M AY 3 , 2023 W EB CAS T Keeping Safety First o Relentless focus on best-in-class safety performance as an ACC Responsible Care® organization Exceeding Customer Expectations o Complementary technologies and customer relationships offer opportunity for future revenue synergies o Proven innovation-led commercial strategy with strong brands and participation across the full value chain Collaboration in Innovation o Leveraging Dyneema®, the world’s strongest fiber™, to accelerate growth of sustainable, ultralight and high performance applications People – Culture is Everything o Talented, passionate and collaborative associates drive an effective integration strategy o Strong Great Places to Work® scores reflect positive integration efforts in first year AVIENT PROTECTIVE MATERIALS INTEGRATION 8 AVIENT PROTECTIVE MATERIALS K E Y I N D U S T R I E S PERSONAL PROTECTION Military • Law Enforcement • First Responders • Body Armor • Helmets • Vehicle Protection 50% MARINE & SUSTAINABLE INFRASTRUCTURE Towing / Mooring • Aquaculture • Floating Wind • Offshore Cranes 30% CONSUMER Consumer • Outdoor High Performance • Safety Equipment 9 Figures reflect approximate proportions of 2022 sales Q 1 P ER FO RM A N CE Q1 2023 PERFORMANCE VS. Avient Specialty Other Specialty / 2023E(%) 37 79 89 83 81 76 73 90 82 77 76 74 70 58 22 MULTIPLE EXPANSION Avient Specialty Other Specialty / Note: Avient reflects 2023 adjusted EBITDA guidance of $530M and closing share price of $36.50.

© 2019, All Right Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 TRANSPORTATION LIGHTING SUPPLIER H E A T S I N K F O R H I G H P O W E R L E D • A material to replace aluminum • High thermal conductivity - 20 W/mK • Electrically conductive • Increase production rate by 50%, as three secondary operations were eliminated • Reduced the weight of each part by 30% • Collaborated with the customer to participate in the SPE Automotive Innovation Awards Therma-Tech™ TT6600-5001 EC Grey KEY REQUIREMENTS WHY AVIENT?

Maxxam™  Polyolefin Formulations solution exceeded performance requirements, eliminated overmolding, and reduced cycle times.  Supplier HellermannTyton switched to heat-stabilized Bergamid™ B70 G30H Black TM-X polyamide to produce a seat fastener at lower cost, lower weight and with greater design flexibility

Gachter and H. The fine black powder is added at relatively high levels and creates only black-colored parts. Fairchild, T.

Gachter and H. The fine black powder is added at relatively high levels and creates only black-colored parts. Fairchild, T.

Gachter and H. The fine black powder is added at relatively high levels and creates only black-colored parts. Fairchild, T.

Gachter and H. The fine black powder is added at relatively high levels and creates only black-colored parts. Fairchild, T.

Gachter and H. The fine black powder is added at relatively high levels and creates only black-colored parts. Fairchild, T.

Gachter and H. The fine black powder is added at relatively high levels and creates only black-colored parts. Fairchild, T.