Investor Presentation Q1 2022

Avantium's succesful trajectory towards growth (1) 20+ 135+ €12.5m 2 Years of R&D Patents Profitable Core products catalysis business 2006 Initiating PEF technology Exit JV BASF (2016-2019) 2017 00 2021 2022 Carlsberg Worley Refresco GRONINGEN SEAPORTS Resilux TOYOBO 888 F Strategic & commercial partners 225+ Employees 3 Pilot plants EGM approval capital raise Establish plantMEG JV Sale of 1st PEF licenses 2026 2023 2024 2019 IPO on Euronext Amsterdam & Brussels FID Flagship Plant FDCA Commercial offtake agreements Commissioning Flagship Plant FDCA Start-up 1st Commercial plantMEG Plant Sale of 1st plantMEG licenses Note: (1) Avantium 2019 results 11 Avantium | Investor Presentation Q1 2022

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