株式会社IHIインフラスクエア
Osaka, Japan
Active| Registration number | T5120101023932 |
|---|---|
| Type | Corporation |
| Registered name | 株式会社IHIインフラスクエア |
| Address | 大阪府堺市堺区大浜西町3番地 3 Ohamanishimachi, Sakai-shi Sakai-ku, Osaka 590-0977, JAPAN |
| Corporate number | 5120101023932 |
| Corporate number assigned on | 2015-10-05 |
| Invoice registered on | 2023-10-01 |
| Record last updated | 2026-05-12 |
Invoice registration date = when the T-number took effect, not the founding date.
Corporate registry record
| Entity type | Kabushiki Kaisha (stock company) |
|---|---|
| Representative | 代表取締役 井上 学 |
| English name (unofficial) | IHI Infrastructure Square |
| Postal code | 590-0977 |
Source: NTA Corporate Number Publication Site, refreshed daily. Representative: gBizINFO (METI, monthly).
Company profile (gBizINFO)
| Business summary | 金属製品製造業 |
|---|---|
| Business lines | E:製造業 |
| Employees | 1,361 (male 1,203 / female 158) |
| Incorporated | 1925-06-23 |
Source: gBizINFO (METI), refreshed monthly — edited extract by LoreaTec. Figures are as filed by each company.
Timeline — registry changes
| 2026-04-01 | Name changed |
|---|
Source: daily change files of the NTA Corporate Number Publication Site. Before 2023-08-16 only the latest change is known. All company events →
Government contract awards (GEPS)
67 national government awards on record between 2014-12-16 and 2026-07-15.
| 2026-07-15 | Oiyubari District Kawabata Dam Discharge Facility Inspection (Yubari River Dam General Man 大夕張地区 川端ダム放流設備点検(夕張川ダム総合管理事務所) |
|---|---|
| 2026-05-26 | R8信濃川下流堰・水閘門外ゲート設備点検整備業務 |
| 2026-04-09 | R8淀川河川事務所管内下流水門等点検整備業務 |
| 2026-04-01 | Gassan Dam discharge facility inspection and maintenance services 月山ダム放流設備等点検整備業務 |
| 2026-04-01 | Hoheikyo and Jozankei Dam Discharge Equipment Inspection (Toyohiragawa Dam Integrated Mana 豊平峡・定山渓ダム放流設備点検(豊平川ダム統合管理事務所) |
Full award history on Japan Tenders →
出典:調達ポータル(https://www.p-portal.go.jp/)
Payments from national budget programmes (行政事業レビュー)
Ministry review sheets report this company as a payee of 4 programmes (6 lines, sheet years 2024–2025; total ¥2.96B).
| 2025 FY2024 | ダム建設事業 ¥1.09B (国土交通省) 調査・測量・設計業務、工事 等 |
|---|---|
| 2025 FY2024 | 都市水環境整備事業 ¥925.1M (国土交通省) 調査・測量・設計業務・工事 |
| 2024 FY2023 | ダム建設事業 ¥527.6M (国土交通省) 調査・測量・設計業務、工事 等 |
| 2024 FY2023 | 都市水環境整備事業 ¥398.3M (国土交通省) 調査・測量・設計業務・工事 |
| 2024 FY2023 | 質の高いエネルギーインフラの海外展開に向けた事業実施可能性調査等事業 ¥17.0M (経済産業省) インフラ整備計画の策定等調査の一部を実施 |
| 2024 FY2023 | 社会課題解決スタートアップ(SU)等の海外市場開拓支援 ¥10.1M (経済産業省) 事業実施可能性(FS)調査を実施 |
Contract details (excerpt): 取水設備新設工事 ¥1.09B・一般競争契約(総合評価) · bidders 6 / 閘門ゲート設備新設工事 ¥925.1M・一般競争契約(総合評価) · bidders 7 / 取水設備新設工事 ¥527.6M・一般競争契約(総合評価) · bidders 6 / 閘門ゲート新設工事 ¥398.3M・一般競争契約(総合評価) · bidders 7 / SMRに関する調査の一部 ¥17.0M · bidders 0 / 橋に関する調査 ¥10.1M・補助金等交付 · bidders 0
Source: 行政事業レビュー見える化サイト (Cabinet Secretariat, PDL 1.0) — edited extract by LoreaTec. A sheet year describes the previous fiscal year’s spending. Programme database →
Licenses, registrations & certifications (gBizINFO)
| 2023-03-28 | Government bidding qualification (統一資格) 企業 / 施設課経理係 (Ministry of Justice) |
|---|---|
| 2021-04-01 | Government bidding qualification (統一資格) 企業 / 施設課経理係 (Ministry of Justice) |
| 2019-04-01 | Government bidding qualification (統一資格) 企業 / 施設課経理係 (Ministry of Justice) |
Source: gBizINFO (METI) notifications & certifications dataset, refreshed monthly. Some licenses (e.g. construction 建設業許可, electrician registrations) are not part of the gBizINFO dataset.
Verify in official sources
How to cite this page
Data via LoreaTec BizSearch (https://bizsearch.loreatec.jp/t5120101023932) — Source: National Tax Agency corporate-number and qualified-invoice registries. Retrieved 2026-09-25.
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