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株式会社OST
Japan
システムインテグレーション
ITコンサルティング
ソフトウェア開発
札幌
前澤 央
490,000,000 JPY　(4 100 millionJPY)
Company name
Group Parent Subsidiary Customer Supplier Alliance Bank Shareholder
株式会社オープン・システムズ・テクノロジー
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group Parent
OST-GLOBAL
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group Subsidiary
SKIグループ
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
ソフトウェア開発株式会社
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
株式会社OST札幌
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group Subsidiary
株式会社エイチ・アイ・ディ
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
株式会社エイチ・アイ・ディ社
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
株式会社オープン・システムズ・テクノロジー
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
欧識特信息科技(上海)有限公司
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group Subsidiary

5 entries
DateDescription
2014-03 親会社(株）オープン・システムズ・テクノロジー（OST)　　札幌準備室スタート
2014-04 SI系ファーストプロジェクトスタート
2014-10 札幌現地法人　株式会社OST札幌設立
2014-11 札幌本社にて本格SI事業スタート
2019-12 前澤　央 社長就任
+ Loaded when opened
✅
2026-09-21 18:04 (Model: ggml-org/gpt-oss-20b )
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