Video & InterviewsMarkets on Chain: Episode 18 with Metrika | Managing Digital Asset Risk in Real-Time· September 16, 2026NewsGBBC Responds to Consultation on Future UK Retail Payments Infrastructure· September 14, 2026Video & InterviewsMarkets on Chain: Episode 17 with Chainalysis | Tracking Crypto Crime & Building Trust in Blockchain· September 9, 2026NewsNew GSMI 7.0 Standalone Report: Decentralized Finance (DeFi) & Vaults· September 9, 2026NewsGBBC Responds to the Wholesale Digital Markets Champion’s First Report· September 7, 2026Video & InterviewsMarkets on Chain: Episode 18 with Metrika | Managing Digital Asset Risk in Real-Time· September 16, 2026NewsGBBC Responds to Consultation on Future UK Retail Payments Infrastructure· September 14, 2026Video & InterviewsMarkets on Chain: Episode 17 with Chainalysis | Tracking Crypto Crime & Building Trust in Blockchain· September 9, 2026NewsNew GSMI 7.0 Standalone Report: Decentralized Finance (DeFi) & Vaults· September 9, 2026NewsGBBC Responds to the Wholesale Digital Markets Champion’s First Report· September 7, 2026
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Sami Benjamaa, Managing Executive Officer and CIDO, JERA

Ambassadors

Sami Benjamaa

Managing Executive Officer and CIDO, JERA

Tunisia

Dr. Ben Jamaa is a visionary and strategist in the fields of Technology, Innovation and Digital Capitalization. He has more than 20 years of experience in academia, IT consultancy and executive management. He is currently serving as Global CIDO for JERA, a multi-billion dollars global energy company from Japan. He is leading a major a Digitalization undertaking to powering up new business models. His interest in Blockchain was fueled by the need of Energy sector to collaborate and exchange to optimize earth’s resources. Dr. Ben Jamaa was born and graduated from Tunisia before coming to Japan and obtain his master and doctor degree in engineering. He is promoting change through science, technology and research. His latest work is around the “Digitalization of Knowledge”. Dr. Ben Jamaa has been listed in 100 top CIO for 2017 as run by Computerworld.com.