広成建設株式会社
Hiroshima, Japan
Active| Registration number | T4240001003271 |
|---|---|
| Type | Corporation |
| Registered name | 広成建設株式会社 |
| Address | 広島県広島市東区上大須賀町１番１号 1-1 Kamiosugacho, Hiroshima-shi Higashi-ku, Hiroshima 732-0056, JAPAN |
| Corporate number | 4240001003271 |
| Corporate number assigned on | 2015-10-05 |
| Invoice registered on | 2023-10-01 |
Invoice registration date = when the T-number took effect, not the founding date.
Corporate registry record
| Entity type | Kabushiki Kaisha (stock company) |
|---|---|
| Reading (furigana) | コウセイケンセツ |
| Reading (romaji) | Koseikensetsu |
| English name (unofficial) | Kosei Kensetsu |
| Postal code | 732-0057 |
Source: NTA Corporate Number Publication Site, refreshed daily.
Company profile (gBizINFO)
| Business summary | 1.土木・建築・軌道等建設工事の施工及び監理 2.建設工事の企画・設計・測量及びコンサルティング 3.不動産事業 |
|---|---|
| Business lines | D:建設業 |
| Employees | 985 |
| Website | www.koseikensetsu.co.jp/company/ |
Source: gBizINFO (METI), refreshed monthly — edited extract by LoreaTec. Figures are as filed by each company.
Timeline — registry changes
| 2026-05-19 | Head-office address changed (Japan) |
|---|
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)
No public national-government (GEPS) award records for this company in the open data (FY2013 to date).
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 1 programme (1 lines, sheet years 2025–2025; total ¥9.7M).
| 2025 FY2024 | 鉄道技術開発・普及促進制度 ¥9.7M （国土交通省） 鉄道車両における次世代バイオディーゼル燃料の実証・評価の支援 |
|---|
Contract details (excerpt): 新山口給油設備新設（土木） ¥9.7M・その他
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)
| Construction business license Civil engineering works・Building construction works・Carpentry w… ／ Special contractor・MLIT Minister license No. 001217 （Hiroshima） | |
| 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/t4240001003271) — Source: National Tax Agency corporate-number and qualified-invoice registries. Retrieved 2026-11-09.
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