About Us

  • Business Areas

    We specialize in engineering consulting
    and electric power engineering.

  • Strengths

    No.1 sales among civil engineering consulting firms in Japan

  • NIPPON KOEI × World

    Japan's No.1 International Engineering Consultants

We Contribute to Building & Maintenance of
Social Infrastructure
We play a role in nation building around the world through our consulting and power engineering businesses, which build the social capital that supports safe and reliable social infrastructure and pleasant everyday life.

*As of June 2021

Our thoughts

  • Message from Director and President
  • Management Philosophy・Code of Conduct
  • History

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