GMO Internet Group Executive and Leadership Team

September, 2026

Leadership Overview

GMO Internet Group has 4 executives leading key functions including strategy, executive operations, AI transformation, and special project management.

Focused on advancing digital infrastructure and financial technology, GMO Internet Group delivers comprehensive internet services while driving innovation across global markets to empower businesses and consumers through robust, scalable, and secure technological solutions.

Leadership Roles at GMO Internet Group

  • Chief Executive Officer - Tomohiro Uchida
  • Group Chief Executive Officer Office - Tomoo Koizumi
  • Founder, Chairman and Group Chief Executive Officer & Group Chief AI Transformation Officer - Masatoshi Kumagai
  • Special Project In Officer & President, S Office - Hirotaka Niisato
  • Tomohiro Uchida - Chief Executive Officer

    Tomohiro Uchida, the Chief Executive Officer at GMO Internet Group, directs the overarching strategic vision for the internet infrastructure and advertising divisions. Uchida manages the alignment of business units to ensure consistent growth across the conglomerate. By overseeing the expansion of internet finance and cryptocurrency operations, the Chief Executive Officer maintains a competitive edge in the rapidly evolving digital landscape. Tomohiro Uchida prioritizes operational efficiency and market penetration to solidify the company's position as a leader in the Japanese technology sector. The Chief Executive Officer coordinates with the board to implement long-term fiscal policies that support sustainable development. Through rigorous analysis of market trends, the Chief Executive Officer optimizes resource allocation across all departments. This leadership approach fosters a culture of innovation and excellence, ensuring that the organization meets the complex demands of modern internet infrastructure while delivering significant value to stakeholders and clients throughout the global digital ecosystem.

    Tomoo Koizumi - Group Chief Executive Officer Office

    Tomoo Koizumi, the Group Chief Executive Officer Office at GMO Internet Group, manages the administrative and strategic flow between executive leadership and operational departments. Koizumi facilitates communication across the conglomerate to ensure that corporate objectives remain consistent with the broader mission of internet infrastructure development. By overseeing the internal processes of the executive office, the Group Chief Executive Officer Office streamlines decision-making protocols. Tomoo Koizumi monitors the execution of high-level initiatives, ensuring that all business units adhere to the established standards of the organization. The Group Chief Executive Officer Office coordinates cross-functional projects that integrate internet advertising and media services into the core business model. Through meticulous oversight of organizational workflows, the Group Chief Executive Officer Office enhances productivity and maintains structural integrity. This role supports the executive team by providing the necessary data and logistical support to drive growth and maintain the company's reputation for excellence in the competitive internet services market.

    Masatoshi Kumagai - Founder, Chairman and Group Chief Executive Officer & Group Chief AI Transformation Officer

    Masatoshi Kumagai, the Founder, Chairman and Group Chief Executive Officer & Group Chief AI Transformation Officer at GMO Internet Group, architects the long-term vision for the entire conglomerate. Kumagai drives the integration of artificial intelligence across all business segments, including internet finance and cryptocurrency. By overseeing the digital transformation strategy, the Founder, Chairman and Group Chief Executive Officer & Group Chief AI Transformation Officer ensures that the company remains at the forefront of technological innovation. Masatoshi Kumagai leads the board in setting corporate policy and defining the strategic direction for global operations. The Founder, Chairman and Group Chief Executive Officer & Group Chief AI Transformation Officer fosters a culture of rapid adaptation, enabling the organization to capitalize on emerging market opportunities. Through the implementation of advanced AI frameworks, the Founder, Chairman and Group Chief Executive Officer & Group Chief AI Transformation Officer optimizes operational performance and enhances service delivery, securing the company's status as a pioneer in the internet infrastructure and media industries.

    Hirotaka Niisato - Special Project In Officer & President, S Office

    Hirotaka Niisato, the Special Project In Officer & President, S Office at GMO Internet Group, directs high-priority initiatives that expand the company's reach in internet infrastructure and media. Niisato manages the execution of complex projects that require cross-departmental collaboration and precise resource management. By overseeing the S Office, the Special Project In Officer & President, S Office ensures that strategic goals align with the company's broader mission of technological advancement. Hirotaka Niisato identifies new market opportunities and develops actionable plans to integrate these ventures into the existing business model. The Special Project In Officer & President, S Office coordinates with other C-suite leaders to resolve operational bottlenecks and accelerate project timelines. Through the application of rigorous project management methodologies, the Special Project In Officer & President, S Office drives efficiency and innovation. This leadership role supports the company's growth by focusing on specialized areas that enhance the overall competitiveness of the organization in the global internet services market.
    Hirotaka Niisato

    Frequently Asked Questions Regarding GMO Internet Group Top Executives and Leadership Team

    Who leads GMO Internet Group?
    GMO Internet Group is led by Tomohiro Uchida (Chief Executive Officer), along with executives such as Tomoo Koizumi (Group Chief Executive Officer Office) and Masatoshi Kumagai (Founder, Chairman and Group Chief Executive Officer & Group Chief AI Transformation Officer).
    Who is part of GMO Internet Group’s executive team?
    The executive team of GMO Internet Group includes leaders such as Tomohiro Uchida (Chief Executive Officer), Tomoo Koizumi (Group Chief Executive Officer Office), Masatoshi Kumagai (Founder, Chairman and Group Chief Executive Officer & Group Chief AI Transformation Officer) and other senior executives.
    How many executives does GMO Internet Group have?
    GMO Internet Group has 4 executives leading key business areas.
    What roles are included in GMO Internet Group’s leadership team?
    The leadership team of GMO Internet Group includes roles such as Chief Executive Officer, Group Chief Executive Officer Office, Founder, Chairman and Group Chief Executive Officer & Group Chief AI Transformation Officer, Special Project In Officer & President, S Office.