Private company
Sumitomo Electric Information Systems
Logo: sei-info.co.jp3
Sumitomo Electric Information Systems is a Japanese company based in Osaka Prefecture, founded in 1998.1
住友電工情報システム株式会社（すみともでんこうじょうほうシステム、英文社名：Sumitomo Electric Information Systems Co., Ltd.）は、システム開発を中心とした住友グループのシステムインテグレーター。 略称は、SIS。2 From the Japanese Wikipedia, CC BY-SA 4.0
Last updated Oct 21, 2026.
Overview
Oct 1, 1998Founded1
- HeadquartersOsaka Prefecture, Japan1
- Websitewww.sei-info.co.jp
Timeline
- Oct 1, 1998Founded Founded1
Links
- Websitewww.sei-info.co.jp1
- WikidataQ11381796
Sources
The numbers on this page point here. Each one links to the record it came from.
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- 3Company websiteSumitomo Electric Information Systems logo