Acelen Executive and Leadership Team

November, 2026

Leadership Overview

Acelen has 4 executives leading key functions including strategy, financial management, operational excellence, and fiscal oversight.

Driven by a commitment to energy evolution, Acelen delivers high-efficiency solutions across global markets while maintaining rigorous governance standards to foster sustainable economic growth and positive social impact.

Leadership Roles at Acelen

  • Chief Executive Officer - Luiz de Mendonça
  • Chief Financial Officer - Marcelo Nogueira
  • Vice Chief Financial Officer, Presidente Financeiro - Alexandre de Almeida
  • Chief Operating Officer & Executive VP, Operations - Celso Ferreira
  • Luiz de Mendonça - Chief Executive Officer

    Luiz de Mendonça, the Chief Executive Officer at Acelen, directs the overarching corporate strategy and long-term vision for the organization. Overseeing the integration of energy assets across South America, Asia, and Europe, the Chief Executive Officer ensures alignment with Mubadala Capital objectives. This leadership role involves driving productivity enhancements and maintaining high safety standards throughout the energy value chain. By fostering strong relationships with stakeholders and the Board, Luiz de Mendonça secures the company's position as a significant agent in the global energy landscape. The Chief Executive Officer prioritizes operational efficiency and governance to maximize social and economic impact. Through constant evaluation of market trends, Mendonça guides the company toward sustainable growth, ensuring that all business units contribute effectively to the broader mission of transforming the energy sector while delivering consistent value to the B2B market.
    Luiz de Mendonça

    Marcelo Nogueira - Chief Financial Officer

    Marcelo Nogueira, the Chief Financial Officer at Acelen, manages the capital structure and financial health of the organization. Overseeing global fiscal planning, the Chief Financial Officer ensures the company maintains robust liquidity to support large-scale energy investments. This leadership role involves coordinating with international partners to optimize resource allocation across South American, Asian, and European operations. By implementing rigorous financial controls, Marcelo Nogueira mitigates risk and enhances transparency for the B2B energy market. The Chief Financial Officer collaborates with the executive team to evaluate investment opportunities that align with the long-term vision of the company. Through precise financial modeling and performance analysis, Nogueira supports the strategic goals of the organization, ensuring that capital deployment drives efficiency and productivity. Ultimately, the Chief Financial Officer secures the financial stability required to sustain the company's competitive edge in the evolving energy sector.

    Alexandre de Almeida - Vice Chief Financial Officer, Presidente Financeiro

    Alexandre de Almeida, the Vice Chief Financial Officer, Presidente Financeiro at Acelen, executes specialized fiscal strategies and manages regional financial reporting. Overseeing the accounting functions and tax compliance, the Vice Chief Financial Officer, Presidente Financeiro ensures that the company adheres to international regulatory standards across its global operations. This leadership role involves analyzing cost structures to identify opportunities for improved profitability within the B2B energy sector. By providing detailed financial insights to the executive leadership, Alexandre de Almeida supports informed decision-making regarding capital expenditures and operational budgets. The Vice Chief Financial Officer, Presidente Financeiro collaborates with the broader finance department to streamline reporting processes and enhance fiscal accountability. Through diligent monitoring of economic indicators, Almeida strengthens the company's financial resilience, ensuring that all fiscal activities align with the overarching mission of driving productivity and sustainable growth in the energy landscape.

    Celso Ferreira - Chief Operating Officer & Executive VP, Operations

    Celso Ferreira, the Chief Operating Officer & Executive VP, Operations at Acelen, directs the technical execution and daily productivity of energy assets. Overseeing the complex infrastructure required for refining and distribution, the Chief Operating Officer & Executive VP, Operations ensures that all facilities meet stringent safety and environmental standards. This leadership role involves managing the operational footprint across diverse geographic regions to maintain consistent output for B2B clients. By optimizing supply chain logistics and refining processes, Celso Ferreira drives the efficiency gains necessary for the company's market success. The Chief Operating Officer & Executive VP, Operations works closely with the executive team to implement technological advancements that modernize energy production. Through meticulous oversight of operational workflows, Ferreira guarantees that the company achieves its performance targets while upholding the highest levels of governance and operational excellence in the global energy industry.
    Celso Ferreira

    Frequently Asked Questions Regarding Acelen Top Executives and Leadership Team

    Who leads Acelen?
    Acelen is led by Luiz de Mendonça (Chief Executive Officer), along with executives such as Marcelo Nogueira (Chief Financial Officer) and Alexandre de Almeida (Vice Chief Financial Officer, Presidente Financeiro).
    Who is part of Acelen’s executive team?
    The executive team of Acelen includes leaders such as Luiz de Mendonça (Chief Executive Officer), Marcelo Nogueira (Chief Financial Officer), Alexandre de Almeida (Vice Chief Financial Officer, Presidente Financeiro) and other senior executives.
    How many executives does Acelen have?
    Acelen has 4 executives leading key business areas.
    What roles are included in Acelen’s leadership team?
    The leadership team of Acelen includes roles such as Chief Executive Officer, Chief Financial Officer, Vice Chief Financial Officer, Presidente Financeiro, Chief Operating Officer & Executive VP, Operations.