関東化工建設株式会社
Saitama, Japan
Active| Registration number | T9030001072795 |
|---|---|
| Type | Corporation |
| Registered name | 関東化工建設株式会社 |
| Address | 埼玉県熊谷市銀座４丁目１１番６号 4-11-6 Ginza, Kumagaya-shi, Saitama 360-0032, JAPAN |
| Corporate number | 9030001072795 |
| Corporate number assigned on | 2015-10-05 |
| Invoice registered on | 2023-10-01 |
| Record last updated | 2024-12-06 |
Invoice registration date = when the T-number took effect, not the founding date.
Corporate registry record
| Entity type | Kabushiki Kaisha (stock company) |
|---|---|
| Reading (furigana) | カントウカコウケンセツ |
| Reading (romaji) | Kantokakokensetsu |
| English name (unofficial) | Kanto Kako Kensetsu |
| Postal code | 360-0032 |
Source: NTA Corporate Number Publication Site, refreshed daily.
Timeline — registry changes
| 2024-07-01 | 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 ¥728.2M).
| 2025 FY2024 | 道路事業（直轄・修繕等） ¥728.2M （国土交通省） 修繕、点検、調査、設計 等 |
|---|
Contract details (excerpt): 維持工事 ¥728.2M・指名競争契約（総合評価） · bidders 2
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・Scaffolding & earthworks・Steel structur… ／ Special contractor・Saitama Governor license No. 066128 （Saitama） |
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/t9030001072795) — Source: National Tax Agency corporate-number and qualified-invoice registries. Retrieved 2026-11-08.
Reuse and AI use allowed with attribution. AI content licence