MITSUI & CO LTD Executive and Leadership Team

June, 2026

Leadership Overview

MITSUI & CO LTD has 10 executives leading key functions including strategy, operations, and finance.

Driven by a global network of trusted partners, MITSUI & CO LTD creates long-term sustainable value through diverse industry portfolios, focusing on resource stability, low-carbon energy transitions, and enhanced quality of life.

Leadership Roles at MITSUI & CO LTD

  • MAF Colombia S. A. S. - President and Chief Executive Officer - Takashi Watanabe
  • Chairman & Chief Executive Officer - Soichi Nishimura
  • President & Chief Executive Officer - Kazutaka Shiba
  • President & CEO 代表取締役社長 - Takayuki Sekitori
  • President & Chief Executive Officer, Mitsui & Co. Mineral Resources Development Latin America (Santiago de Chile) - Kimihiko Kobayashi
  • Chief Financial Officer - Masanori Nakamizo
  • Chief Operating Officer - Atsushi Noguchi
  • Chief Operating Officer, Sohar 3 Power Plant - Justin Humphrey
  • Managing Officer, Chief Operating Officer, Basic Chemicals Business Unit - Kazuya Okamura
  • Chief Human Resources Officer - Tomohiro Musha
  • Takashi Watanabe - MAF Colombia S. A. S. - President and Chief Executive Officer

    Takashi Watanabe, the MAF Colombia S. A. S. - President and Chief Executive Officer at MITSUI & CO LTD, directs the strategic vision and operational execution for the Colombian subsidiary. This leadership role involves driving growth within the Latin American market, aligning local initiatives with MITSUI & CO LTD's global objectives. Watanabe oversees all business units operating under MAF Colombia S. A. S., ensuring efficient resource allocation and market penetration. The focus remains on fostering strong partnerships and expanding the company's footprint in key sectors relevant to the region. By implementing innovative business strategies, Watanabe aims to enhance stakeholder value and contribute to the sustainable development goals of the company. This executive's responsibilities include navigating complex regulatory environments and capitalizing on emerging market opportunities to secure long-term profitability and operational excellence across all Colombian operations. Takashi Watanabe ensures the subsidiary's operations directly support MITSUI & CO LTD's broader mission of creating sustainable value through global collaboration and cross-industry expertise.

    Soichi Nishimura - Chairman & Chief Executive Officer

    Soichi Nishimura, the Chairman & Chief Executive Officer at MITSUI & CO LTD, architects the overarching corporate strategy and directs global operations. This pivotal role involves setting the company's long-term vision, guiding its diverse portfolio across more than 60 countries, and ensuring the creation of sustainable value for all stakeholders. Nishimura spearheads the execution of the Medium-term Management Plan, focusing on critical initiatives such as supporting industry growth through stable resource supplies, driving the global transition to low-carbon and renewable energy, and enhancing quality of life via healthcare and nutrition solutions. The Chairman & Chief Executive Officer fosters a culture of collaboration with a worldwide network of trusted partners, leveraging geographic reach and cross-industry expertise. Soichi Nishimura's leadership ensures MITSUI & CO LTD remains at the forefront of global trade and investment, adapting to evolving market dynamics and championing innovation across its extensive business segments. This executive's mandate includes maintaining robust financial performance and expanding market influence.
    Soichi Nishimura

    Kazutaka Shiba - President & Chief Executive Officer

    Kazutaka Shiba, the President & Chief Executive Officer at MITSUI & CO LTD, drives the company's strategic direction and operational performance across its global enterprises. This executive leads the implementation of key business initiatives, focusing on creating sustainable value through a diverse portfolio spanning multiple industries. Shiba's responsibilities include fostering collaborations with a worldwide network of partners, leveraging MITSUI & CO LTD's extensive geographic reach and cross-industry expertise. The President & Chief Executive Officer oversees the execution of the current Medium-term Management Plan, which prioritizes stable supplies of resources and infrastructure to support industry growth, promotes the global transition to low-carbon and renewable energy, and enhances quality of life through healthcare and nutrition solutions. Kazutaka Shiba ensures that all business operations align with the company's core mission of developing and growing businesses sustainably. This leadership position involves navigating complex global markets and identifying new opportunities for expansion and innovation.

    Takayuki Sekitori - President & CEO 代表取締役社長

    Takayuki Sekitori, the President & CEO 代表取締役社長 at MITSUI & CO LTD, directs the company's comprehensive global strategy and operational framework. This executive is responsible for steering MITSUI & CO LTD's diverse business portfolio, which spans over 60 countries and numerous industries, towards sustainable value creation. Sekitori champions the core tenets of the Medium-term Management Plan, emphasizing stable resource and infrastructure supplies, the advancement of low-carbon and renewable energy solutions, and the improvement of quality of life through healthcare and nutrition. The President & CEO 代表取締役社長 cultivates strategic alliances with a global network of partners, capitalizing on the company's extensive geographic reach and deep cross-industry knowledge. Takayuki Sekitori ensures that MITSUI & CO LTD's operations consistently meet the highest standards of efficiency and innovation, driving growth and profitability. This leadership role involves overseeing complex international markets and fostering a collaborative environment to achieve ambitious corporate objectives.

    Kimihiko Kobayashi - President & Chief Executive Officer, Mitsui & Co. Mineral Resources Development Latin America (Santiago de Chile)

    Kimihiko Kobayashi, the President & Chief Executive Officer, Mitsui & Co. Mineral Resources Development Latin America (Santiago de Chile) at MITSUI & CO LTD, directs the strategic growth and operational oversight of mineral resource development ventures throughout Latin America. This executive is responsible for identifying and capitalizing on opportunities within the region's rich mineral landscape, aligning with MITSUI & CO LTD's commitment to stable supplies of resources and infrastructure. Kobayashi oversees all aspects of project development, from exploration and feasibility studies to production and market engagement, ensuring adherence to stringent environmental and safety standards. The President & Chief Executive Officer, Mitsui & Co. Mineral Resources Development Latin America (Santiago de Chile) fosters strong relationships with local partners and stakeholders, navigating complex regulatory frameworks to drive sustainable value creation. Kimihiko Kobayashi's leadership ensures that these Latin American operations contribute significantly to MITSUI & CO LTD's global portfolio and its mission of supporting industry growth through strategic resource development.

    Masanori Nakamizo - Chief Financial Officer

    Masanori Nakamizo, the Chief Financial Officer at MITSUI & CO LTD, manages the company's financial strategy and oversees all fiscal operations across its global network. This critical role involves ensuring the financial health and stability of MITSUI & CO LTD, which operates in over 60 countries with a diverse portfolio. Nakamizo directs financial planning, budgeting, and investment analysis, aligning fiscal activities with the company's strategic initiatives, including resource supply, energy transition, and quality of life enhancements. The Chief Financial Officer plays a key part in optimizing capital allocation and managing financial risks associated with international trade and investment. Masanori Nakamizo works closely with other executive leaders to drive sustainable value creation and ensure robust financial performance. This executive's responsibilities include reporting financial results, managing relationships with financial institutions, and implementing financial controls to support the company's long-term growth objectives and stakeholder commitments.

    Atsushi Noguchi - Chief Operating Officer

    Atsushi Noguchi, the Chief Operating Officer at MITSUI & CO LTD, directs the operational execution across the company's diverse business segments and global operations. This executive ensures the efficient and effective implementation of MITSUI & CO LTD's strategic initiatives, which span resource supply, energy transition, and quality of life improvements in over 60 countries. Noguchi oversees the day-to-day management of various business units, focusing on optimizing processes, enhancing productivity, and driving operational excellence. The Chief Operating Officer collaborates with a worldwide network of partners to leverage geographic reach and cross-industry expertise, creating sustainable value. Atsushi Noguchi plays a crucial role in aligning operational strategies with the company's Medium-term Management Plan, ensuring seamless integration of new ventures and existing businesses. This leadership position involves managing complex supply chains and operational challenges to achieve consistent growth and profitability.
    Atsushi Noguchi

    Justin Humphrey - Chief Operating Officer, Sohar 3 Power Plant

    Justin Humphrey, the Chief Operating Officer, Sohar 3 Power Plant at MITSUI & CO LTD, manages the operational integrity and performance of the Sohar 3 Power Plant facility. This executive ensures the reliable and efficient generation of power, contributing to MITSUI & CO LTD's infrastructure and resource supply initiatives. Humphrey oversees all aspects of plant operations, including maintenance, safety protocols, and regulatory compliance, ensuring adherence to international standards. The Chief Operating Officer, Sohar 3 Power Plant focuses on optimizing energy production and resource utilization within the facility, directly supporting the company's commitment to stable supplies. Justin Humphrey works to enhance operational efficiency and minimize environmental impact, aligning with MITSUI & CO LTD's broader goals of sustainable development and energy transition. This leadership role is critical for maintaining the plant's operational excellence and its contribution to regional energy needs.

    Kazuya Okamura - Managing Officer, Chief Operating Officer, Basic Chemicals Business Unit

    Kazuya Okamura, the Managing Officer, Chief Operating Officer, Basic Chemicals Business Unit at MITSUI & CO LTD, directs the strategic operations and performance of the basic chemicals division. This executive oversees the entire value chain within the basic chemicals sector, ensuring efficient production, distribution, and market development across global operations. Okamura's responsibilities include driving innovation in chemical processes and products, aligning with MITSUI & CO LTD's focus on industry growth and stable supplies. The Managing Officer, Chief Operating Officer, Basic Chemicals Business Unit fosters collaborations with partners to enhance market reach and operational capabilities. Kazuya Okamura plays a vital role in managing the unit's financial performance, optimizing resource allocation, and ensuring compliance with environmental and safety regulations. This leadership position is instrumental in strengthening MITSUI & CO LTD's position in the global chemicals market and contributing to sustainable industrial development.

    Tomohiro Musha - Chief Human Resources Officer

    Tomohiro Musha, the Chief Human Resources Officer at MITSUI & CO LTD, leads the strategic development and execution of human capital initiatives across the company's global workforce. This executive is responsible for attracting, developing, and retaining top talent, ensuring that MITSUI & CO LTD has the skilled personnel necessary to achieve its diverse business objectives in over 60 countries. Musha oversees all aspects of HR, including talent management, organizational development, compensation and benefits, and employee relations, fostering a culture that supports innovation and collaboration. The Chief Human Resources Officer plays a key role in aligning HR strategies with the company's Medium-term Management Plan, particularly in supporting industry growth and the transition to new energy sources. Tomohiro Musha ensures that MITSUI & CO LTD cultivates an inclusive and high-performing work environment, essential for creating long-term sustainable value for stakeholders. This leadership position is critical for building a robust and adaptable workforce.

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    Frequently Asked Questions Regarding MITSUI & CO LTD Top Executives and Leadership Team

    Who leads MITSUI & CO LTD?
    MITSUI & CO LTD is led by Takashi Watanabe (MAF Colombia S. A. S. - President and Chief Executive Officer), along with executives such as Soichi Nishimura (Chairman & Chief Executive Officer) and Kazutaka Shiba (President & Chief Executive Officer).
    Who is part of MITSUI & CO LTD’s executive team?
    The executive team of MITSUI & CO LTD includes leaders such as Takashi Watanabe (MAF Colombia S. A. S. - President and Chief Executive Officer), Soichi Nishimura (Chairman & Chief Executive Officer), Kazutaka Shiba (President & Chief Executive Officer) and other senior executives.
    How many executives does MITSUI & CO LTD have?
    MITSUI & CO LTD has 10 executives leading key business areas.
    What roles are included in MITSUI & CO LTD’s leadership team?
    The leadership team of MITSUI & CO LTD includes roles such as MAF Colombia S. A. S. - President and Chief Executive Officer, Chairman & Chief Executive Officer, President & Chief Executive Officer, President & CEO 代表取締役社長, President & Chief Executive Officer, Mitsui & Co. Mineral Resources Development Latin America (Santiago de Chile).