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Private company

SI&C

Logo: siac.co.jp3

SI&C is a Japanese company based in Tokyo, founded in 1980.1

株式会社SI&C（エスアイアンドシー、英: SI&C Co.,Ltd.）は、東京都港区に本社を置くシステムインテグレーター（独立系）。旧社名は株式会社システム情報。2 From the Japanese Wikipedia, CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

Jan 12, 1980Founded1

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Corporate structure

SI&C is part of a group headed by Accenture. 550 entities, 61 countries on record. Switch between the flow chart and the network, and select any entity to see its details.

Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); subsidiaries listed in Exhibit 21 of annual reports filed with the SEC; subsidiaries, stakes and holdings from Wikidata (CC0). Each entity in the chart links to its source.

Timeline

  1. Jan 12, 1980Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

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    Company websiteSI&C logo