OBAYASHI Executive and Leadership Team

September, 2026

Leadership Overview

OBAYASHI has 4 executives leading key functions including strategy, operations, civil engineering, and real estate development.

Focused on global infrastructure excellence, OBAYASHI delivers advanced construction solutions while maintaining a commitment to sustainable urban development and long-term value creation across international markets.

Leadership Roles at OBAYASHI

  • Chief Executive Officer - Tamaki Horii
  • President and Chief Executive Officer - Kenji Hasuwa
  • Chief Operating Officer (Nz) - Peter Kell
  • Managing Officer - Toshihiko Murata
  • Tamaki Horii - Chief Executive Officer

    Tamaki Horii, the Chief Executive Officer at OBAYASHI, directs the overarching corporate strategy for the global construction group. Overseeing high-level business development, the Chief Executive Officer ensures alignment between civil engineering projects and long-term financial objectives. This leadership role involves managing complex stakeholder relationships and driving innovation within the building construction sector. By prioritizing sustainable growth, Tamaki Horii directly impacts the competitive positioning of the firm across diverse international markets. The Chief Executive Officer maintains rigorous oversight of corporate governance standards while fostering a culture of operational excellence. Through strategic resource allocation, the Chief Executive Officer supports the expansion of real estate development initiatives. Ultimately, Horii secures the stability of the organization by navigating volatile market conditions and implementing forward-thinking policies that enhance the reputation of the company as a leader in the global construction industry.
    Tamaki Horii

    Kenji Hasuwa - President and Chief Executive Officer

    Kenji Hasuwa, the President and Chief Executive Officer at OBAYASHI, manages the daily operational execution of the construction group. Coordinating with the board, the President and Chief Executive Officer drives the implementation of large-scale civil engineering projects across the Asia-Pacific region. This leadership role requires constant monitoring of project lifecycles and the optimization of internal workflows to ensure maximum efficiency. By integrating advanced technology into building construction, Kenji Hasuwa directly influences the technical capabilities of the firm. The President and Chief Executive Officer oversees the alignment of departmental goals with the broader corporate mission of sustainable development. Through the management of cross-functional teams, the President and Chief Executive Officer ensures that all real estate development ventures meet strict quality benchmarks. Ultimately, Hasuwa strengthens the market presence of the organization by delivering high-impact infrastructure solutions that address modern urban challenges.

    Peter Kell - Chief Operating Officer (Nz)

    Peter Kell, the Chief Operating Officer (Nz) at OBAYASHI, directs all regional construction operations and civil engineering activities within the Oceania market. Overseeing local project delivery, the Chief Operating Officer (Nz) ensures that all building construction initiatives adhere to international safety and quality standards. This leadership role involves managing regional supply chains and optimizing resource deployment to maintain project timelines. By fostering strong relationships with local partners, Peter Kell directly impacts the growth of the firm in the Southern Hemisphere. The Chief Operating Officer (Nz) coordinates with the executive team to align regional performance with global corporate objectives. Through the implementation of efficient operational frameworks, the Chief Operating Officer (Nz) drives productivity across all active sites. Ultimately, Kell secures the operational success of the company by mitigating regional risks and capitalizing on emerging opportunities within the competitive construction landscape.

    Toshihiko Murata - Managing Officer

    Toshihiko Murata, the Managing Officer at OBAYASHI, oversees the strategic execution of specialized civil engineering and infrastructure projects. Directing technical teams, the Managing Officer ensures that complex construction designs meet rigorous engineering specifications. This leadership role involves managing the integration of sustainable materials into large-scale building projects to enhance environmental performance. By supervising project budgets and timelines, Toshihiko Murata directly supports the financial health of the organization. The Managing Officer collaborates with other senior leaders to refine the long-term development strategy for the real estate division. Through the application of advanced project management methodologies, the Managing Officer improves operational efficiency across diverse construction sites. Ultimately, Murata drives the technical advancement of the firm by championing innovation in engineering practices and ensuring that all projects contribute to the overarching goal of creating resilient urban infrastructure.

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    Frequently Asked Questions Regarding OBAYASHI Top Executives and Leadership Team

    Who leads OBAYASHI?
    OBAYASHI is led by Tamaki Horii (Chief Executive Officer), along with executives such as Kenji Hasuwa (President and Chief Executive Officer) and Peter Kell (Chief Operating Officer (Nz)).
    Who is part of OBAYASHI’s executive team?
    The executive team of OBAYASHI includes leaders such as Tamaki Horii (Chief Executive Officer), Kenji Hasuwa (President and Chief Executive Officer), Peter Kell (Chief Operating Officer (Nz)) and other senior executives.
    How many executives does OBAYASHI have?
    OBAYASHI has 4 executives leading key business areas.
    What roles are included in OBAYASHI’s leadership team?
    The leadership team of OBAYASHI includes roles such as Chief Executive Officer, President and Chief Executive Officer, Chief Operating Officer (Nz), Managing Officer.