Acelen Executive and Leadership Team

August, 2026

Leadership Overview

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

Driven by a commitment to energy efficiency, Acelen advances the Brazilian energy landscape through sustainable investments and high-standard governance, fostering significant economic growth across South American, Asian, and European markets.

Leadership Roles at Acelen

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

    Luiz Figueiredo Reis, the Chief Executive Officer at Acelen, directs the overarching strategic vision for the organization. This leadership role involves managing complex energy sector investments while ensuring alignment with the long-term goals of Mubadala Capital. By prioritizing operational efficiency and safety, the Chief Executive Officer maintains high standards of corporate governance across all international business units. Luiz Figueiredo Reis architects the expansion of the company footprint, focusing on the evolution of the energy landscape in South America, Asia, and Europe. The Chief Executive Officer collaborates with the Board to secure sustainable growth and positive social impact within the communities served. Through rigorous oversight of the B2B energy market, the Chief Executive Officer drives productivity and innovation. This executive leadership ensures that Acelen remains a competitive force in the global energy industry, consistently delivering value through disciplined management and strategic foresight.

    Marcelo Nogueira - Chief Financial Officer

    Marcelo Nogueira, the Chief Financial Officer at Acelen, manages the fiscal health and capital allocation strategies for the entire organization. Overseeing financial planning and analysis, the Chief Financial Officer ensures that all investments align with the broader mission of enhancing productivity in the energy sector. Marcelo Nogueira directs the financial reporting processes, providing transparency to stakeholders and the parent company, Mubadala Investment Company. This role involves mitigating financial risks while supporting the expansion of operations across South America, Asia, and Europe. By optimizing the capital structure, the Chief Financial Officer enables the company to pursue long-term growth initiatives effectively. The Chief Financial Officer works closely with other C-suite leaders to maintain fiscal discipline and support the B2B market objectives. Through precise financial modeling and resource management, the Chief Financial Officer secures the necessary funding to sustain the company's commitment to high-standard governance and operational excellence.

    Alexandre de Almeida - Vice Chief Financial Officer, Presidente Financeiro

    Alexandre de Almeida, the Vice Chief Financial Officer, Presidente Financeiro at Acelen, executes specialized financial strategies focused on regional market stability and asset management. This leadership role involves monitoring the economic performance of energy projects across South America, Asia, and Europe to ensure maximum return on investment. Alexandre de Almeida supports the Chief Financial Officer by managing liquidity and overseeing the financial integration of new energy assets. By analyzing market trends, the Vice Chief Financial Officer, Presidente Financeiro identifies opportunities for cost reduction and operational efficiency. This executive role requires constant collaboration with the finance department to maintain robust internal controls and compliance standards. Alexandre de Almeida drives the implementation of financial policies that support the company's B2B market presence. Through diligent oversight of financial operations, the Vice Chief Financial Officer, Presidente Financeiro contributes to the long-term economic impact and stability of the organization within the global energy landscape.

    Celso Ferreira - Chief Operating Officer & Executive VP, Operations

    Celso Ferreira, the Chief Operating Officer & Executive VP, Operations at Acelen, directs the technical and logistical functions required to maintain high-efficiency energy production. Overseeing the daily operations across South America, Asia, and Europe, the Chief Operating Officer & Executive VP, Operations ensures that all facilities adhere to strict safety and governance protocols. Celso Ferreira architects the implementation of advanced technologies to enhance productivity within the B2B energy sector. This leadership role involves coordinating with engineering and supply chain teams to optimize output and minimize downtime. By streamlining operational workflows, the Chief Operating Officer & Executive VP, Operations supports the company's mission of creating positive social and economic impact. The Chief Operating Officer & Executive VP, Operations works in tandem with the executive team to align operational capacity with strategic growth targets. Through constant monitoring of performance metrics, the Chief Operating Officer & Executive VP, Operations maintains the operational integrity of the entire energy portfolio.
    Celso Ferreira

    Frequently Asked Questions Regarding Acelen Top Executives and Leadership Team

    Who leads Acelen?
    Acelen is led by Luiz Figueiredo Reis (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 Figueiredo Reis (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.