PT Petrosea Executive and Leadership Team

September, 2026

Leadership Overview

PT Petrosea has 8 executives leading key functions including mining strategy, infrastructure development, oil and gas logistics, and corporate governance.

Focused on delivering comprehensive pit-to-port solutions across Indonesia, PT Petrosea maintains a rigorous commitment to safety, environmental standards, and operational excellence within the energy and infrastructure sectors.

Leadership Roles at PT Petrosea

  • Chief Executive Officer - Agus Nurwiyoto
  • Founder & Chief Executive Officer - Ridwan Malawi
  • Managing Director & Chief Executive Officer - Setiaji Hadiprayitno
  • Chief Executive Officer & Founder - Dian Rooseno
  • President & Commissioner & Concurrently Independent Commissioner - Osman Sitorus
  • President & Commissioner - Richard Ness
  • President & Director - Yunus Shahab
  • Independent Commissioner - Setia Arimuladi
  • Agus Nurwiyoto - Chief Executive Officer

    Agus Nurwiyoto, the Chief Executive Officer at PT Petrosea, directs the overarching strategic vision for multi-disciplinary mining and infrastructure operations. Nurwiyoto manages the integration of pit-to-port mining solutions, ensuring that all engineering and construction projects meet international quality standards. By overseeing the expansion of service capabilities across the Indonesian archipelago, the Chief Executive Officer drives significant growth in the mining sector. This leadership role involves constant collaboration with the Board to align operational output with long-term financial targets. Agus Nurwiyoto also prioritizes the maintenance of strict health, safety, and environmental protocols across all active sites. Through the optimization of resource allocation and the implementation of advanced project management methodologies, the Chief Executive Officer secures the company's competitive position. Ultimately, Nurwiyoto fosters a culture of business integrity that supports sustainable development and consistent value creation for all stakeholders involved in these complex industrial projects.

    Ridwan Malawi - Founder & Chief Executive Officer

    Ridwan Malawi, the Founder & Chief Executive Officer at PT Petrosea, architects the foundational business model that supports the company's diverse mining and infrastructure service offerings. Malawi focuses on the long-term strategic direction of the organization, ensuring that the core mission of providing integrated pit-to-port solutions remains central to all corporate activities. By guiding the development of deep-water supply base services, the Founder & Chief Executive Officer enhances the operational efficiency of the oil and gas division. This leadership role requires constant engagement with market trends to identify new opportunities for expansion within the Indonesian energy landscape. Ridwan Malawi also monitors the alignment of internal processes with the company's commitment to quality management and safety. Through the cultivation of strong client relationships and the pursuit of operational excellence, the Founder & Chief Executive Officer drives the company's market impact. Malawi ensures that the organization maintains its reputation for reliability and technical proficiency in every project.

    Setiaji Hadiprayitno - Managing Director & Chief Executive Officer

    Setiaji Hadiprayitno, the Managing Director & Chief Executive Officer at PT Petrosea, executes the daily operational mandates required to sustain the company's multi-disciplinary mining and infrastructure services. Hadiprayitno oversees the logistical support networks that enable seamless pit-to-port operations, ensuring that all engineering projects remain on schedule and within budget. By managing the complex interplay between mining activities and infrastructure development, the Managing Director & Chief Executive Officer optimizes resource utilization across the company's regional footprint. This leadership role involves direct oversight of the Petrosea Offshore Supply Base, where the Managing Director & Chief Executive Officer ensures the delivery of cost-effective, international-standard services to clients. Setiaji Hadiprayitno also coordinates with other executive leaders to refine business processes and enhance overall productivity. Through the rigorous application of safety and quality management systems, the Managing Director & Chief Executive Officer supports the company's growth objectives and maintains high standards of operational performance throughout the Indonesian market.
    Setiaji Hadiprayitno

    Dian Rooseno - Chief Executive Officer & Founder

    Dian Rooseno, the Chief Executive Officer & Founder at PT Petrosea, drives the strategic innovation necessary to maintain the company's leadership in the mining and oil and gas services sectors. Rooseno focuses on the development of advanced engineering capabilities that allow the company to provide complete pit-to-port solutions for diverse clients. By overseeing the expansion of the Petrosea Offshore Supply Base, the Chief Executive Officer & Founder ensures that the company meets the evolving needs of the deep-water energy industry. This leadership role involves setting the tone for corporate governance and business integrity, which remain critical to the company's success. Dian Rooseno also evaluates new market opportunities to ensure the company remains at the forefront of the Indonesian infrastructure landscape. Through the integration of sustainable practices and high-performance management, the Chief Executive Officer & Founder secures the company's long-term viability. Rooseno consistently champions the importance of safety and environmental stewardship in every aspect of the business.

    Osman Sitorus - President & Commissioner & Concurrently Independent Commissioner

    Osman Sitorus, the President & Commissioner & Concurrently Independent Commissioner at PT Petrosea, provides high-level oversight of the company's governance and strategic direction. Sitorus ensures that all mining, infrastructure, and oil and gas service activities align with the company's commitment to business integrity and regulatory compliance. By monitoring the performance of the executive team, the President & Commissioner & Concurrently Independent Commissioner maintains the balance between operational growth and risk management. This leadership role involves evaluating the effectiveness of the company's pit-to-port solutions and the overall impact of the Petrosea Offshore Supply Base on the Indonesian energy market. Osman Sitorus also facilitates communication between the Board and the management team to ensure transparency and accountability. Through the rigorous review of corporate policies and the promotion of ethical standards, the President & Commissioner & Concurrently Independent Commissioner supports the company's long-term stability. Sitorus plays a vital role in upholding the company's reputation for excellence and reliability.

    Richard Ness - President & Commissioner

    Richard Ness, the President & Commissioner at PT Petrosea, directs the strategic oversight of the company's multi-disciplinary operations, focusing on the long-term sustainability of mining and infrastructure projects. Ness evaluates the effectiveness of the company's pit-to-port mining solutions and ensures that all engineering and construction capabilities remain competitive within the Indonesian market. By providing guidance on corporate strategy, the President & Commissioner helps the organization navigate the complexities of the oil and gas services sector. This leadership role involves assessing the performance of the Petrosea Offshore Supply Base and ensuring that international standards are consistently met. Richard Ness also works closely with the Board to oversee the implementation of health, safety, and environmental management systems. Through the promotion of sound business practices and the pursuit of operational efficiency, the President & Commissioner supports the company's growth and market impact. Ness ensures that the organization remains committed to delivering value to all stakeholders.

    Yunus Shahab - President & Director

    Yunus Shahab, the President & Director at PT Petrosea, manages the execution of corporate strategy across the company's mining, infrastructure, and oil and gas service divisions. Shahab oversees the integration of pit-to-port mining solutions, ensuring that all operational activities support the company's commitment to quality and safety. By directing the logistical support functions, the President & Director enhances the efficiency of the Petrosea Offshore Supply Base and its ability to serve deep-water clients. This leadership role involves coordinating with other directors to optimize resource allocation and drive business performance throughout Indonesia. Yunus Shahab also monitors the implementation of environmental management systems to ensure compliance with international standards. Through the application of rigorous project management and the pursuit of operational excellence, the President & Director supports the company's growth and market position. Shahab ensures that the organization maintains its focus on delivering cost-effective and reliable services to all clients.

    Setia Arimuladi - Independent Commissioner

    Setia Arimuladi, the Independent Commissioner at PT Petrosea, provides objective oversight of the company's governance and strategic initiatives. Arimuladi evaluates the effectiveness of the company's mining and infrastructure service models, ensuring that all activities align with the company's commitment to business integrity and safety. By monitoring the performance of the executive team, the Independent Commissioner maintains the balance between operational growth and risk management. This leadership role involves assessing the impact of the Petrosea Offshore Supply Base on the Indonesian energy market and ensuring that the company adheres to international standards. Setia Arimuladi also facilitates communication between the Board and the management team to ensure transparency and accountability. Through the rigorous review of corporate policies and the promotion of ethical standards, the Independent Commissioner supports the company's long-term stability. Arimuladi plays a vital role in upholding the company's reputation for excellence and reliability in all its multi-disciplinary operations.

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    Frequently Asked Questions Regarding PT Petrosea Top Executives and Leadership Team

    Who leads PT Petrosea?
    PT Petrosea is led by Agus Nurwiyoto (Chief Executive Officer), along with executives such as Ridwan Malawi (Founder & Chief Executive Officer) and Setiaji Hadiprayitno (Managing Director & Chief Executive Officer).
    Who is part of PT Petrosea’s executive team?
    The executive team of PT Petrosea includes leaders such as Agus Nurwiyoto (Chief Executive Officer), Ridwan Malawi (Founder & Chief Executive Officer), Setiaji Hadiprayitno (Managing Director & Chief Executive Officer) and other senior executives.
    How many executives does PT Petrosea have?
    PT Petrosea has 8 executives leading key business areas.
    What roles are included in PT Petrosea’s leadership team?
    The leadership team of PT Petrosea includes roles such as Chief Executive Officer, Founder & Chief Executive Officer, Managing Director & Chief Executive Officer, Chief Executive Officer & Founder, President & Commissioner & Concurrently Independent Commissioner.