John Zammit-Haber
Head Technical Officer (HTO) for Energy Resilience and Security, National Energy System Operator (NESO)
John Zammit-Haber is listed as Head Technical Officer (HTO) for Energy Resilience and Security, National Energy System Operator (NESO). John is scheduled to speak at Euro-CASE Annual Conference 2026 on 19 November 2026.
Compiled from published conference agendas; not yet confirmed by John. Is this you? Claim this profile.
About
John Zammit-Haber is the Head Technical Officer (HTO) for Energy Resilience and Security at the National Energy System Operator (NESO). With over 30 years of experience in the GB energy industry across technical, operational and strategic planning roles, John provides deep technical insights, leadership and coordination activities to develop Great Britain's whole energy system. His work combines expert technical insight with broad sector understanding to ensure the GB energy system is secure, affordable and sustainable. He also collaborates across industry groups and champions inclusive practices within NESO.
Upcoming
Euro-CASE Annual Conference 2026 19 November 2026
Announced as a speaker.