MITSUI & CO LTD Executive and Leadership Team

May, 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 operations, focusing on resource stability, low-carbon energy transition, and enhanced quality of life.

Leadership Roles at MITSUI & CO LTD

  • President & Chief Executive Officer, Mitsui & Co. Mineral Resources Development Latin America (Santiago de Chile) - Kimihiko Kobayashi
  • President & Chief Executive Officer - Kazutaka Shiba
  • President & CEO 代表取締役社長 - Takayuki Sekitori
  • MAF Colombia S. A. S. - President and Chief Executive Officer - Takashi Watanabe
  • Chairman & Chief Executive Officer - Soichi Nishimura
  • Director and Chief Financial Officer - Masafumi Kikumoto
  • Toyota Financial Service Colombia Vice President & Chief Financial Officer - Ko Kitabatake
  • Chief Operating Officer - Takashi Yamauchi
  • Executive Managing Officer Chief Operating Officer - Yasuyuki Okada
  • Chief Operating Officer, Sohar 3 Power Plant - Justin Humphrey
  • 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 development and operational execution of mineral resource ventures across Latin America. This leadership role involves identifying and securing new investment opportunities, managing existing projects, and ensuring alignment with the company's broader objectives for stable resource supply. Kobayashi's oversight extends to fostering strong relationships with local governments, partners, and communities within the region, crucial for sustainable business growth. The executive drives the expansion of MITSUI & CO LTD's footprint in key Latin American markets, focusing on efficient resource extraction and responsible operational practices. By navigating complex regulatory environments and market dynamics, Kimihiko Kobayashi ensures the profitability and long-term viability of the company's mineral resource portfolio in this vital geographic area.

    Kazutaka Shiba - President & Chief Executive Officer

    Kazutaka Shiba, the President & Chief Executive Officer at MITSUI & CO LTD, spearheads the overall corporate strategy and operational direction, guiding the conglomerate's diverse business portfolio. Shiba's leadership is central to executing the company's Medium-term Management Plan, emphasizing stable supplies of resources and infrastructure, the global transition to low-carbon energy, and improvements in quality of life through healthcare and nutrition solutions. This executive directs cross-functional teams to foster innovation and create sustainable value across MITSUI & CO LTD's global operations. By leveraging extensive geographic reach and cross-industry expertise, Kazutaka Shiba ensures synergistic growth and robust stakeholder returns. The President & Chief Executive Officer's vision shapes the company's market impact and its commitment to addressing global challenges through strategic investments and business development.

    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, drives the company's strategic initiatives and operational performance, embodying the core leadership philosophy of sustainable value creation. Sekitori's mandate includes overseeing the conglomerate's extensive global network and diverse business segments, ensuring cohesive execution of the current Medium-term Management Plan. This involves championing the company's focus on stable resource and infrastructure supplies, advancing the transition to renewable energy sources, and enhancing global quality of life through healthcare and nutrition. Takayuki Sekitori's leadership fosters collaboration among international partners, leveraging deep cross-industry expertise to identify and capitalize on emerging market opportunities. The President & CEO's strategic direction ensures MITSUI & CO LTD maintains its competitive edge and contributes positively to global economic and social development.

    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 operations and business development for the Colombian subsidiary, focusing on creating sustainable value within the local market. Watanabe's leadership ensures the effective implementation of MITSUI & CO LTD's global strategies tailored to the specific opportunities and challenges present in Colombia. This involves managing a diverse portfolio of businesses, fostering strong relationships with local partners, and contributing to the company's mission of supporting industry growth and enhancing quality of life. By leveraging geographic reach and cross-industry expertise, Takashi Watanabe drives operational excellence and identifies new avenues for investment and expansion. The President and Chief Executive Officer's role is critical in solidifying MITSUI & CO LTD's presence and impact within the Colombian economic landscape.

    Soichi Nishimura - Chairman & Chief Executive Officer

    Soichi Nishimura, the Chairman & Chief Executive Officer at MITSUI & CO LTD, provides overarching strategic guidance and executive leadership, shaping the company's long-term vision and global operational framework. Nishimura's role is pivotal in steering MITSUI & CO LTD's commitment to creating sustainable value through its diverse portfolio, spanning resources, infrastructure, energy transition, healthcare, and nutrition. This executive champions the company's collaborative approach, working with a worldwide network of partners to drive innovation and growth across more than 60 countries. By leveraging extensive geographic reach and cross-industry expertise, Soichi Nishimura ensures the effective execution of strategic initiatives, including the promotion of low-carbon energy and enhanced quality of life solutions. The Chairman & Chief Executive Officer's leadership solidifies MITSUI & CO LTD's position as a global trading and investment powerhouse.
    Soichi Nishimura

    Masafumi Kikumoto - Director and Chief Financial Officer

    Masafumi Kikumoto, the Director and Chief Financial Officer at MITSUI & CO LTD, manages the company's financial strategy, capital allocation, and risk management, ensuring robust financial health and sustainable growth. Kikumoto's oversight is critical for MITSUI & CO LTD's diverse operations, supporting investments in resources, infrastructure, and the transition to low-carbon energy. This executive ensures financial discipline and optimizes capital deployment across the company's global network, aligning with the Medium-term Management Plan's objectives. By providing strategic financial insights, Masafumi Kikumoto enables the company to pursue opportunities in healthcare and nutrition, enhancing quality of life worldwide. The Director and Chief Financial Officer's expertise is fundamental to MITSUI & CO LTD's ability to create long-term value and maintain strong relationships with investors and financial partners.

    Ko Kitabatake - Toyota Financial Service Colombia Vice President & Chief Financial Officer

    Ko Kitabatake, the Toyota Financial Service Colombia Vice President & Chief Financial Officer at MITSUI & CO LTD, directs the financial operations and strategic planning for the Colombian entity, ensuring fiscal stability and growth. Kitabatake's responsibilities include managing financial resources, overseeing budgeting, and implementing financial controls to support the company's objectives within the Colombian market. This executive leverages financial expertise to drive operational efficiency and identify investment opportunities aligned with MITSUI & CO LTD's broader mission. By ensuring sound financial management, Ko Kitabatake contributes to the creation of sustainable value and supports the delivery of services that enhance quality of life. The Vice President & Chief Financial Officer's role is crucial for the financial integrity and strategic advancement of Toyota Financial Service Colombia.

    Takashi Yamauchi - Chief Operating Officer

    Takashi Yamauchi, the Chief Operating Officer at MITSUI & CO LTD, oversees the execution of the company's global operational strategies, ensuring efficiency and synergy across its diverse business segments. Yamauchi's responsibilities include managing day-to-day operations, optimizing resource allocation, and driving performance improvements in line with MITSUI & CO LTD's Medium-term Management Plan. This executive plays a key role in supporting industry growth through stable supplies of resources and infrastructure, while also advancing the transition to low-carbon and renewable energy. By leveraging the company's worldwide network and cross-industry expertise, Takashi Yamauchi ensures that operational activities create long-term sustainable value for stakeholders. The Chief Operating Officer's focus on operational excellence is critical to MITSUI & CO LTD's success in creating enhanced quality of life through healthcare and nutrition solutions.

    Yasuyuki Okada - Executive Managing Officer Chief Operating Officer

    Yasuyuki Okada, the Executive Managing Officer Chief Operating Officer at MITSUI & CO LTD, directs the operational execution and strategic implementation across various business units, ensuring alignment with the company's overarching goals. Okada's leadership focuses on enhancing operational efficiency and driving sustainable value creation through MITSUI & CO LTD's diverse portfolio. This executive is instrumental in supporting the company's initiatives in stable resource and infrastructure supplies, as well as promoting the global transition to low-carbon and renewable energy. By leveraging extensive geographic reach and cross-industry expertise, Yasuyuki Okada ensures that operational frameworks effectively support the delivery of healthcare solutions and access to good nutrition. The Executive Managing Officer Chief Operating Officer's role is vital in maintaining MITSUI & CO LTD's competitive advantage and commitment to stakeholder value.

    Justin Humphrey - Chief Operating Officer, Sohar 3 Power Plant

    Justin Humphrey, the Chief Operating Officer, Sohar 3 Power Plant at MITSUI & CO LTD, leads the operational management and performance optimization of the power generation facility. Humphrey's role involves ensuring the reliable and efficient production of energy, adhering to stringent safety and environmental standards. This executive oversees all aspects of plant operations, including maintenance, resource management, and staff supervision, contributing to MITSUI & CO LTD's commitment to stable energy supplies. By leveraging technical expertise and operational best practices, Justin Humphrey drives efficiency and cost-effectiveness, supporting the company's strategic initiatives in the energy sector. The Chief Operating Officer's focus on operational excellence is critical for maintaining the plant's contribution to regional power needs and MITSUI & CO LTD's energy business portfolio.

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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 Kimihiko Kobayashi (President & Chief Executive Officer, Mitsui & Co. Mineral Resources Development Latin America (Santiago de Chile)), along with executives such as Kazutaka Shiba (President & Chief Executive Officer) and Takayuki Sekitori (President & CEO 代表取締役社長).
    Who is part of MITSUI & CO LTD’s executive team?
    The executive team of MITSUI & CO LTD includes leaders such as Kimihiko Kobayashi (President & Chief Executive Officer, Mitsui & Co. Mineral Resources Development Latin America (Santiago de Chile)), Kazutaka Shiba (President & Chief Executive Officer), Takayuki Sekitori (President & CEO 代表取締役社長) 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 President & Chief Executive Officer, Mitsui & Co. Mineral Resources Development Latin America (Santiago de Chile), President & Chief Executive Officer, President & CEO 代表取締役社長, MAF Colombia S. A. S. - President and Chief Executive Officer, Chairman & Chief Executive Officer.