History

History

December 2001EY Outsourcing Service Co., Ltd. (EYOS) established through joint investment by Ernst & Young Shinnihon Tax (currently Ernst & Young Tax Co.) and Business Brain Showa-Ota (BBS).
April 2004Company name changed to EOS Inc.
November 2006EOS Inc. obtains Privacy Mark certification.
December 2006EOS Inc. establishes Social Insurance Consulting Firm EOS.
January 2007EOS Inc. establishes Tax Consulting Firm EOS.
December 2009Business Brain Showa-Ota Inc. acquires 100% ownership of EOS Inc., and EOS Inc. becomes a wholly-owned subsidiary of Business Brain Showa-Ota Inc.
December 2011EOS Inc. merges with PANACHE Corporation and the new entity is named EP Consulting Services Corporation (EPCS).
April 2020EP Consulting Services Corporation transfers its IT Solutions Division to BBS Group Global Security Experts Inc.
December 2021Head office moved from Hibiya Central Building to Hibiya Fort Tower.
October 2023Established a subsidiary (EPCS Okinawa Corp) in Naha City, Okinawa Prefecture. Social Insurance Consulting Firm EOS Okinawa branch office opened.
November 2023Osaka branch office opened. EOS Inc. establishes Administrative Scrivener Firm EOS
December 2023EOS Inc. establishes Administrative Scrivener Firm EOS Okinawa branch office opened.

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