Sekisui House Executive and Leadership Team

May, 2026

Leadership Overview

Sekisui House has 5 executives leading key functions including finance, operations, and strategy.

Driven by a commitment to quality, Sekisui House is dedicated to building sustainable communities and enhancing the lives of its residents through innovative construction and development.

Leadership Roles at Sekisui House

  • Chief Financial Officer - Kazuya Sakamoto
  • Chief Operating Officer - William Messiter
  • President & Representative Director - Yoshihiro Nakai
  • Division President - Brian Kunec
  • Vice Chairman & Representative Director - Shiro Inagaki
  • Kazuya Sakamoto - Chief Financial Officer

    Kazuya Sakamoto, the Chief Financial Officer at Sekisui House, directs all financial operations and strategic fiscal planning. Sakamoto oversees the company's capital allocation, investment strategies, and financial risk management, ensuring robust financial health and sustainable growth. This leadership role involves managing budgets, optimizing financial performance, and reporting to stakeholders, aligning fiscal activities with the company's long-term objectives. Kazuya Sakamoto's expertise is critical in navigating complex financial markets and maintaining Sekisui House's strong economic standing. The Chief Financial Officer also guides treasury functions and ensures compliance with all financial regulations, supporting the company's expansion initiatives across its operational regions.

    William Messiter - Chief Operating Officer

    William Messiter, the Chief Operating Officer at Sekisui House, drives operational efficiency and oversees the execution of construction projects. Messiter manages day-to-day operations, ensuring seamless project delivery from planning to completion, and optimizing resource allocation across all sites. This role involves implementing best practices in construction management and maintaining high standards of quality and safety. William Messiter's focus is on enhancing productivity and streamlining processes to support Sekisui House's ambitious development goals. The Chief Operating Officer also collaborates with other department heads to ensure operational strategies align with the company's overall mission, driving successful project outcomes and client satisfaction.

    Yoshihiro Nakai - President & Representative Director

    Yoshihiro Nakai, the President & Representative Director at Sekisui House, leads the company's overall strategic direction and operational management. Nakai is responsible for setting corporate objectives, driving innovation, and ensuring the successful implementation of business plans across all divisions. This executive position involves fostering a culture of excellence and accountability, guiding the company towards achieving its growth targets and market leadership. Yoshihiro Nakai's vision is instrumental in navigating the competitive landscape and expanding Sekisui House's global footprint. The President & Representative Director also oversees key relationships with investors and industry leaders, championing the company's mission of creating better living environments.

    Brian Kunec - Division President

    Brian Kunec, the Division President at Sekisui House, directs the operations and strategic initiatives for a specific business division. Kunec is responsible for overseeing market performance, developing regional growth strategies, and ensuring the division's objectives align with the broader company goals. This leadership role involves managing teams, optimizing resource deployment, and driving profitability within the assigned sector. Brian Kunec's focus is on expanding market share and enhancing customer engagement through targeted initiatives. The Division President also collaborates with other leaders to foster cross-functional synergies and deliver exceptional value to clients, contributing significantly to Sekisui House's overall success.

    Shiro Inagaki - Vice Chairman & Representative Director

    Shiro Inagaki, the Vice Chairman & Representative Director at Sekisui House, provides strategic oversight and guidance to the executive team. Inagaki contributes to the company's long-term vision and corporate governance, ensuring alignment with stakeholder interests and market dynamics. This position involves advising on major business decisions and fostering strong relationships with partners and regulatory bodies. Shiro Inagaki's extensive experience is vital in shaping Sekisui House's strategic direction and upholding its reputation for excellence. The Vice Chairman & Representative Director also plays a key part in promoting the company's values and commitment to sustainable development, reinforcing its market leadership.

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    Frequently Asked Questions Regarding Sekisui House Top Executives and Leadership Team

    Who leads Sekisui House?
    Sekisui House is led by Kazuya Sakamoto (Chief Financial Officer), along with executives such as William Messiter (Chief Operating Officer) and Yoshihiro Nakai (President & Representative Director).
    Who is part of Sekisui House’s executive team?
    The executive team of Sekisui House includes leaders such as Kazuya Sakamoto (Chief Financial Officer), William Messiter (Chief Operating Officer), Yoshihiro Nakai (President & Representative Director) and other senior executives.
    How many executives does Sekisui House have?
    Sekisui House has 5 executives leading key business areas.
    What roles are included in Sekisui House’s leadership team?
    The leadership team of Sekisui House includes roles such as Chief Financial Officer, Chief Operating Officer, President & Representative Director, Division President, Vice Chairman & Representative Director.