Taisei Executive and Leadership Team

May, 2026

Leadership Overview

Taisei has 5 executives leading key functions including strategy, operations, finance, and regional management.

Driven by a legacy of innovation, Taisei delivers comprehensive construction solutions across global sectors, emphasizing integrated services from planning to maintenance and impacting diverse markets through technological advancement.

Leadership Roles at Taisei

  • Chief Executive Officer - Michitaka Ohta
  • Chief Financial Officer - Lahouari Kerfouf
  • Chief Operating Officer - Orihiko Onishi
  • Taisei President & Chief Operating Officer (USA) - Katsunori Tamura
  • President - Yoshiro Aikawa
  • Michitaka Ohta - Chief Executive Officer

    Michitaka Ohta, the Chief Executive Officer at Taisei, directs the overarching corporate strategy and global business development. Ohta guides the company's expansion into new markets and oversees the integration of advanced technologies across all construction and engineering operations. This leadership role ensures Taisei maintains its competitive edge in building construction, civil engineering, and real estate development worldwide. Michitaka Ohta's strategic vision shapes the company's approach to complex projects, fostering innovation and sustainable practices. The Chief Executive Officer's responsibilities include aligning departmental goals with long-term objectives and driving profitable growth across Asia, Europe, the Middle East, Africa, and North America. Ohta's executive decisions impact the company's significant international presence and its ability to offer integrated services throughout the entire construction lifecycle.

    Lahouari Kerfouf - Chief Financial Officer

    Lahouari Kerfouf, the Chief Financial Officer at Taisei, directs all financial planning, risk management, and investment strategies. Kerfouf ensures the fiscal health of the organization, managing budgets, financial reporting, and capital allocation for global construction and engineering projects. This executive's expertise is vital for sustaining Taisei's operations across Asia, Europe, the Middle East, Africa, and North America. Lahouari Kerfouf's financial acumen supports the company's extensive real estate development and infrastructure initiatives. The Chief Financial Officer's responsibilities include optimizing financial performance, securing funding for large-scale projects, and ensuring compliance with international financial regulations. Kerfouf's leadership guarantees robust financial frameworks that underpin Taisei's long-term growth and technological innovation.

    Orihiko Onishi - Chief Operating Officer

    Orihiko Onishi, the Chief Operating Officer at Taisei, executes the strategic operational plans across the company's diverse project portfolio. Onishi manages day-to-day operations, focusing on optimizing efficiency and quality in building construction and civil engineering endeavors. This executive ensures seamless project delivery from planning and design through to execution and maintenance, adhering to the highest industry standards. Orihiko Onishi's operational oversight is critical for maintaining Taisei's reputation for comprehensive construction solutions. The Chief Operating Officer's role involves coordinating resources, managing supply chains, and implementing best practices to enhance project outcomes. Onishi's leadership drives operational excellence, supporting the company's significant international presence and its commitment to technological innovation across all global sectors.

    Katsunori Tamura - Taisei President & Chief Operating Officer (USA)

    Katsunori Tamura, the Taisei President & Chief Operating Officer (USA) at Taisei, spearheads the company's operational execution and strategic development within the United States market. Tamura oversees all construction and civil engineering activities in the region, ensuring alignment with global corporate objectives and local market demands. This leadership position is crucial for expanding Taisei's footprint in North America through innovative building construction and real estate development. Katsunori Tamura's focus includes driving project efficiency, managing regional teams, and fostering client relationships to secure new business opportunities. The Taisei President & Chief Operating Officer (USA)'s role involves adapting global strategies to the specific needs of the US market, enhancing Taisei's integrated service offerings and commitment to technological advancement.

    Yoshiro Aikawa - President

    Yoshiro Aikawa, the President at Taisei, leads strategic initiatives and operational oversight for key business segments. Aikawa's role involves driving growth and innovation across Taisei's diverse sectors, including building construction, civil engineering, and real estate development. This executive ensures that the company's comprehensive construction solutions meet evolving global demands. Yoshiro Aikawa's leadership focuses on enhancing project execution and maintaining the highest standards of quality and safety. The President's responsibilities extend to fostering strong relationships with stakeholders and partners, supporting Taisei's significant international presence. Aikawa's strategic direction contributes to the company's ongoing success in delivering integrated services throughout the entire construction lifecycle.

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    Frequently Asked Questions Regarding Taisei Top Executives and Leadership Team

    Who leads Taisei?
    Taisei is led by Michitaka Ohta (Chief Executive Officer), along with executives such as Lahouari Kerfouf (Chief Financial Officer) and Orihiko Onishi (Chief Operating Officer).
    Who is part of Taisei’s executive team?
    The executive team of Taisei includes leaders such as Michitaka Ohta (Chief Executive Officer), Lahouari Kerfouf (Chief Financial Officer), Orihiko Onishi (Chief Operating Officer) and other senior executives.
    How many executives does Taisei have?
    Taisei has 5 executives leading key business areas.
    What roles are included in Taisei’s leadership team?
    The leadership team of Taisei includes roles such as Chief Executive Officer, Chief Financial Officer, Chief Operating Officer, Taisei President & Chief Operating Officer (USA), President.