Sari Mannonen – Biography
Last update: January 23, 2026Executive profile
Sari was Vice President, UPM Biofuels for UPM. Sari Mannonen joined Helen in 2020.
Sari Mannonen is currentlySenior Vice President, New Business and Hydrogen at Helen - View - Helen org chart
Independent Director at Neste - View - Neste org chart
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Education
Sari Mannonen has a Master of Science in Biochemistry from University of Helsinki in 1990 and a Doctor of Philosophy in Biochemistry from Technical University in 1996.
They have also studied at University of Helsinki :
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Company Colleagues
- At Helen, Sari Mannonen has 14 colleagues including Olli Sirkka (CEO), Atte Kaleva (Chairman of the Board)…
- At Neste, Sari Mannonen has 66 colleagues including Heikki Malinen (President & CEO), Just Jansz (Director)…
Industry Colleagues
- In the Energy industry, Sari Mannonen has 18,143 colleagues in 934 companies located in 54 countries. 10,135 executive movements have been recorded in the last 12 months. Learn more about Energy.
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