Plenitude France: Mallorie Sia appointed CEO

News Tank Transitions - Bruxelles - Appointment #457309 - Published on
©  Mallorie Sia
©  Mallorie Sia

Mallorie Sia has been appointed CEO of Plenitude France (the ENI Group’s renewable energy subsidiary), the company announced on 15 October 2026. The role was previously held by Mauro Fanfoni, who is also Plenitude’s Director of International Retail.

Mallorie Sia had previously served as Go-to-Market Director at Plenitude France since April 2024. She also served as the company’s Digital Factory Director between January 2023 and April 2024. She was also CEO of OVO Energy, a company acquired by Eni in 2022. She is a graduate of HEC Montréal and HEC Paris.

“At the helm of the company, Mallorie Sia will be tasked with driving Plenitude France’s continued development against a backdrop of profound transformation in the energy sector. She will build on the strengths that underpin Plenitude…

©  Mallorie Sia
©  Mallorie Sia

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