Pertamina Executive and Leadership Team

July, 2026

Leadership Overview

Pertamina has 10 executives leading key functions including strategy, finance, and operations.

Driven by innovation, Pertamina is dedicated to providing comprehensive energy solutions, encompassing oil, gas, and renewable resources, while actively supporting related business ventures and contributing to Indonesia's energy landscape.

Leadership Roles at Pertamina

  • Chief Executive Officer - John Anis
  • President & Director & Chief Executive Officer - Simon Mantiri
  • Deputy President Director & Deputy Chief Executive Officer - Oki Muraza
  • Chief Financial Officer & Founder - Jonathan Silalahi
  • President - Rudi Pratomo
  • President & Director - Toto Pranatyasto
  • President Director - Nepos MT Pakpahan
  • President Director - Mansya Harun
  • Chief Medical Officer - R. Putro Hutomo
  • Independent Commissioner - Siti Aghnia
  • John Anis - Chief Executive Officer

    John Anis, the Chief Executive Officer at Pertamina, directs the overarching strategy and operational execution for the company's extensive energy portfolio. Anis guides the organization's expansion into new and renewable energy sectors, ensuring alignment with national energy objectives and market demands. This leadership role involves fostering innovation across all business units, from oil and gas exploration to the development of sustainable energy solutions. John Anis oversees the integration of advanced technologies to enhance efficiency and reduce environmental impact. The Chief Executive Officer's responsibilities extend to managing key stakeholder relationships, including government bodies and international partners, to secure long-term growth and operational stability for Pertamina. Anis drives the company's commitment to providing reliable energy services across Indonesia and beyond.
    John Anis

    Simon Mantiri - President & Director & Chief Executive Officer

    Simon Mantiri, the President & Director & Chief Executive Officer at Pertamina, spearheads the company's strategic direction and executive leadership. Mantiri oversees the comprehensive operational framework of Pertamina, ensuring seamless integration of its oil, gas, and renewable energy services. This executive position involves driving initiatives that support Pertamina's mission to provide essential energy resources while exploring future-forward sustainable solutions. Simon Mantiri directs cross-functional teams to achieve ambitious growth targets and maintain operational excellence across diverse business segments. The President & Director & Chief Executive Officer's purview includes fostering a culture of innovation and accountability, crucial for navigating the dynamic energy market. Mantiri's leadership ensures Pertamina's continued contribution to Indonesia's energy security and economic development.

    Oki Muraza - Deputy President Director & Deputy Chief Executive Officer

    Oki Muraza, the Deputy President Director & Deputy Chief Executive Officer at Pertamina, supports the President Director in steering the company's strategic and operational initiatives. Muraza plays a critical part in overseeing the day-to-day management of Pertamina's diverse energy operations, including its significant presence in the oil and gas sector. This role involves ensuring the efficient delivery of services related to new and renewable energy, aligning with the company's broader business objectives. Oki Muraza collaborates closely with other senior leaders to implement robust business strategies and enhance operational performance. The Deputy President Director & Deputy Chief Executive Officer's focus includes driving efficiency improvements and fostering sustainable practices throughout the organization. Muraza's leadership contributes to Pertamina's mission of powering Indonesia's growth through reliable energy provision.

    Jonathan Silalahi - Chief Financial Officer & Founder

    Jonathan Silalahi, the Chief Financial Officer & Founder at Pertamina, directs the company's financial strategy, fiscal planning, and resource allocation. Silalahi oversees all aspects of financial management, including budgeting, forecasting, and investment analysis, ensuring the economic viability of Pertamina's extensive energy operations. This critical role involves managing capital structure, optimizing financial performance, and safeguarding the company's assets across its oil, gas, and renewable energy ventures. Jonathan Silalahi works closely with executive leadership to identify strategic financial opportunities and mitigate fiscal risks. The Chief Financial Officer & Founder's responsibilities extend to ensuring compliance with financial regulations and reporting standards. Silalahi's financial acumen is fundamental to Pertamina's sustained growth and its ability to fund innovative energy projects.

    Rudi Pratomo - President

    Rudi Pratomo, the President at Pertamina, holds a significant leadership position overseeing key operational aspects of the company's energy services. Pratomo directs initiatives aimed at enhancing the efficiency and effectiveness of Pertamina's oil and gas operations, while also championing the development of new and renewable energy solutions. This executive function involves driving strategic planning and execution across various business units to meet market demands and company objectives. Rudi Pratomo collaborates with other senior executives to foster innovation and ensure operational excellence. The President's responsibilities include managing critical projects and ensuring the seamless integration of diverse energy-related activities. Pratomo's leadership is instrumental in advancing Pertamina's mission to provide reliable energy and support Indonesia's economic progress.
    Rudi Pratomo

    Toto Pranatyasto - President & Director

    Toto Pranatyasto, the President & Director at Pertamina, contributes significantly to the strategic oversight and operational management of the company's energy business. Pranatyasto focuses on driving performance improvements within Pertamina's core oil and gas sectors, while also supporting the expansion of its renewable energy portfolio. This leadership position involves guiding key strategic decisions and ensuring the effective implementation of business plans across the organization. Toto Pranatyasto works in tandem with other directors to enhance operational efficiency and explore new market opportunities. The President & Director's role emphasizes fostering a culture of continuous improvement and innovation. Pranatyasto's contributions are vital to Pertamina's ongoing efforts to deliver essential energy services and promote sustainable development.

    Nepos MT Pakpahan - President Director

    Nepos MT Pakpahan, the President Director at Pertamina, leads the company's executive team, driving its strategic vision and operational execution across the energy sector. Pakpahan oversees the comprehensive management of Pertamina's oil and gas businesses, alongside its growing initiatives in new and renewable energy. This pivotal role involves setting ambitious goals for growth, efficiency, and sustainability. Nepos MT Pakpahan directs the implementation of key business strategies, ensuring that Pertamina effectively serves Indonesia's energy needs. The President Director's responsibilities include fostering strong relationships with stakeholders and ensuring the company's adherence to best practices in corporate governance. Pakpahan's leadership is central to Pertamina's mission of providing reliable energy solutions and contributing to national development.

    Mansya Harun - President Director

    Mansya Harun, the President Director at Pertamina, directs the company's overall strategic planning and operational management within the dynamic energy industry. Harun oversees the execution of Pertamina's business objectives, focusing on its core oil and gas activities and its expansion into renewable energy services. This leadership position involves guiding the executive team to achieve operational excellence and sustainable growth. Mansya Harun is responsible for ensuring that Pertamina effectively meets market demands and contributes to Indonesia's energy security. The President Director's purview includes fostering innovation and maintaining high standards of corporate governance. Harun's strategic direction is essential for Pertamina's continued success and its role in powering the nation's progress.

    R. Putro Hutomo - Chief Medical Officer

    R. Putro Hutomo, the Chief Medical Officer at Pertamina, leads the company's health and safety initiatives, ensuring the well-being of its workforce across all operational sites. Hutomo develops and implements comprehensive medical programs and occupational health strategies, addressing the unique challenges within the energy sector. This role is vital for maintaining a healthy and productive environment, particularly in demanding operational settings related to oil and gas exploration and renewable energy projects. R. Putro Hutomo oversees the provision of medical services, emergency response preparedness, and health education programs. The Chief Medical Officer's focus includes promoting a strong safety culture and ensuring compliance with health regulations. Hutomo's dedication to employee welfare is integral to Pertamina's commitment to responsible business practices.

    Siti Aghnia - Independent Commissioner

    Siti Aghnia, the Independent Commissioner at Pertamina, provides objective oversight and strategic guidance to the Board of Commissioners, ensuring robust corporate governance. Aghnia reviews and advises on the company's strategic direction, particularly concerning its extensive operations in the energy sector, including oil, gas, and renewable resources. This role involves assessing the effectiveness of management's strategies and ensuring alignment with stakeholder interests and regulatory requirements. Siti Aghnia contributes independent perspectives on financial performance, risk management, and ethical business practices. The Independent Commissioner's function is crucial for maintaining transparency and accountability within Pertamina. Aghnia's insights help shape the company's long-term vision and its commitment to sustainable energy development.

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    Frequently Asked Questions Regarding Pertamina Top Executives and Leadership Team

    Who leads Pertamina?
    Pertamina is led by John Anis (Chief Executive Officer), along with executives such as Simon Mantiri (President & Director & Chief Executive Officer) and Oki Muraza (Deputy President Director & Deputy Chief Executive Officer).
    Who is part of Pertamina’s executive team?
    The executive team of Pertamina includes leaders such as John Anis (Chief Executive Officer), Simon Mantiri (President & Director & Chief Executive Officer), Oki Muraza (Deputy President Director & Deputy Chief Executive Officer) and other senior executives.
    How many executives does Pertamina have?
    Pertamina has 10 executives leading key business areas.
    What roles are included in Pertamina’s leadership team?
    The leadership team of Pertamina includes roles such as Chief Executive Officer, President & Director & Chief Executive Officer, Deputy President Director & Deputy Chief Executive Officer, Chief Financial Officer & Founder, President.