Engie Executive and Leadership Team

September, 2026

Leadership Overview

Engie has 5 executives leading key functions including energy strategy, operational management, financial oversight, regional fiscal control, and administrative governance.

Committed to sustainable energy transitions, Engie delivers electricity, natural gas, and specialized energy services while maintaining a global focus on decarbonization and infrastructure efficiency across diverse international markets.

Leadership Roles at Engie

  • Chief Executive Officer and Chairman - UNELCO ENGIE Vanuatu - Marc Perraud
  • Manager, Business Entity and Chief Financial Officer - Tapiwanashe Siakanya
  • Chief Financial Officer, Ksa - Julien Diaz
  • Chief Operating Officer - David Benhamou
  • Jefe De Administración - Johanna Orellana
  • Marc Perraud - Chief Executive Officer and Chairman - UNELCO ENGIE Vanuatu

    Marc Perraud, the Chief Executive Officer and Chairman - UNELCO ENGIE Vanuatu at Engie, directs all strategic initiatives for energy distribution within the Pacific region. Overseeing the integration of renewable power sources into local grids, the Chief Executive Officer and Chairman - UNELCO ENGIE Vanuatu ensures reliable electricity access for residential and commercial consumers. This leadership role involves managing complex stakeholder relationships and navigating regulatory frameworks to optimize energy output. By prioritizing infrastructure modernization, Marc Perraud drives significant improvements in grid stability and operational efficiency. The Chief Executive Officer and Chairman - UNELCO ENGIE Vanuatu also coordinates with regional partners to expand the footprint of sustainable energy solutions. Through rigorous oversight of capital projects, the executive maintains high standards of service delivery. Ultimately, the leadership of Perraud secures long-term energy security for the region while advancing the broader corporate mission of providing clean, accessible power to diverse communities.

    Tapiwanashe Siakanya - Manager, Business Entity and Chief Financial Officer

    Tapiwanashe Siakanya, the Manager, Business Entity and Chief Financial Officer at Engie, directs the financial health and fiscal strategy of the organization. Overseeing capital allocation and budgetary planning, the Manager, Business Entity and Chief Financial Officer ensures that resources support the company's core energy service objectives. This leadership role involves managing financial risk and providing data-driven insights to the executive board for long-term planning. By optimizing revenue streams and controlling operational expenditures, Tapiwanashe Siakanya strengthens the company's market position. The Manager, Business Entity and Chief Financial Officer also coordinates with internal departments to ensure fiscal transparency and regulatory compliance. Through rigorous analysis of market trends, Siakanya identifies growth opportunities that align with the company's sustainability goals. The Manager, Business Entity and Chief Financial Officer maintains a focus on long-term value creation for stakeholders. Ultimately, Siakanya secures the financial stability necessary to support the ongoing expansion of energy services and infrastructure development.

    Julien Diaz - Chief Financial Officer, Ksa

    Julien Diaz, the Chief Financial Officer, Ksa at Engie, directs all financial operations and fiscal reporting for the Middle Eastern market. Overseeing regional investment strategies, the Chief Financial Officer, Ksa ensures that capital deployment aligns with the company's growth objectives in the energy sector. This leadership role involves managing complex financial structures and ensuring compliance with local regulatory requirements. By optimizing cash flow and monitoring regional economic indicators, Julien Diaz supports the successful execution of large-scale energy projects. The Chief Financial Officer, Ksa also collaborates with regional leadership to assess the financial viability of new service offerings. Through precise financial modeling and risk assessment, Diaz provides the necessary oversight to maintain profitability in a competitive market. The Chief Financial Officer, Ksa maintains a focus on fiscal discipline and strategic resource management. Ultimately, Diaz secures the financial foundation required to drive the company's expansion and operational success within the Middle East.

    David Benhamou - Chief Operating Officer

    David Benhamou, the Chief Operating Officer at Engie, directs the daily execution of energy service delivery and infrastructure maintenance. Overseeing global operational workflows, the Chief Operating Officer ensures that electricity and natural gas distribution systems function at peak performance levels. This leadership role involves streamlining internal processes to reduce waste and improve service reliability across all business units. By implementing advanced monitoring technologies, David Benhamou optimizes the performance of energy assets and enhances overall system resilience. The Chief Operating Officer also collaborates with technical teams to integrate innovative energy solutions into existing frameworks. Through constant evaluation of operational metrics, Benhamou identifies opportunities for efficiency gains and cost reduction. The Chief Operating Officer maintains a focus on safety and compliance, ensuring that all field activities align with international standards. Ultimately, Benhamou drives the operational excellence required to support the company's commitment to providing reliable energy services to a global customer base.

    Johanna Orellana - Jefe De Administración

    Johanna Orellana, the Jefe De Administración at Engie, directs the administrative functions and organizational support systems that underpin energy service delivery. Overseeing internal processes and office operations, the Jefe De Administración ensures that all departments possess the necessary resources to function effectively. This leadership role involves managing administrative workflows and coordinating cross-departmental communication to improve organizational efficiency. By implementing standardized procedures, Johanna Orellana enhances the productivity of support teams and ensures alignment with corporate policies. The Jefe De Administración also manages vendor relationships and facility logistics to maintain a seamless working environment. Through careful oversight of administrative budgets and resource allocation, Orellana supports the broader goals of the company. The Jefe De Administración maintains a focus on operational continuity and service excellence. Ultimately, Orellana provides the essential administrative infrastructure that allows the company to deliver reliable electricity and natural gas services to customers across the region.

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    Frequently Asked Questions Regarding Engie Top Executives and Leadership Team

    Who leads Engie?
    Engie is led by Marc Perraud (Chief Executive Officer and Chairman - UNELCO ENGIE Vanuatu), along with executives such as Tapiwanashe Siakanya (Manager, Business Entity and Chief Financial Officer) and Julien Diaz (Chief Financial Officer, Ksa).
    Who is part of Engie’s executive team?
    The executive team of Engie includes leaders such as Marc Perraud (Chief Executive Officer and Chairman - UNELCO ENGIE Vanuatu), Tapiwanashe Siakanya (Manager, Business Entity and Chief Financial Officer), Julien Diaz (Chief Financial Officer, Ksa) and other senior executives.
    How many executives does Engie have?
    Engie has 5 executives leading key business areas.
    What roles are included in Engie’s leadership team?
    The leadership team of Engie includes roles such as Chief Executive Officer and Chairman - UNELCO ENGIE Vanuatu, Manager, Business Entity and Chief Financial Officer, Chief Financial Officer, Ksa, Chief Operating Officer, Jefe De Administración.