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  • July 2007

    Maekawa CPA Office was established in Minato-ku by Kengo Maekawa, CEO of Shiodome Partners Group.

  • April 2008

    Shiodome Partners Limited was established to provide accounting consulting services. Maekawa CPA Office became Shiodome Partners Accounting Firm.

  • March 2009

    Shiodome Gyoseishoshi Lawyer Corporation was established by Kengo Maekawa

  • September 2009

    Group HeadQuarters relocated to Shinbashi, Minato-ku, Tokyo

  • August 2012

    Shiodome Partners Tax Corporation was established by Shiodome Partners Accounting Firm and merged with Ryuta Sato CPTA office

  • December 2012

    Shiodome Partners Tax Corporation Okinawa office was established

  • June 2014

    Shiodome Gyoseishoshi Office was expanded and reincorporated under Shiodome Gyoseishoshi Corporation

  • August 2015

    Shiodome Judical Scrivener Firm was established by Munenori Ishikawa

  • March 2018

    Group headquarters relocated to Ginza 7-chome Chuo-ku, Tokyo

  • June 2018

    Joined the PKF International network of global Business Accounting institutions.

  • November 2018

    Shiodome Gyoseishoshi Corporation name changed to Shiodome Partners Gyoseishoshi Corporation.

  • January 2019

    Shiodome Partners Tax Corporation was merged with Kyodo Tax Corporation.

  • April 2019

    Shiodome Partners Tax Corporation and Lockhart Accounting office were integrated their managements.

  • March 2022

    Group headquarters relocated to 33rd Floor of Shiodome City Center

  • November 2022

    Joined RSM Internatinal, the 6th largest in the world. Our 5 companies joined RSM and changed names.
    RSM Shiodome Partners Limited
    RSM Shiodome Partners Tax Co.
    RSM Shiodome Partners SR Co.
    RSM Shiodome Partners AS Co.
    RSM Shiodome Partners JS Co.