株式会社大本組
Okayama, Japan
Active| Registration number | T7260001001493 |
|---|---|
| Type | Corporation |
| Registered name | 株式会社大本組 |
| Address | 岡山県岡山市北区内山下１丁目１番１３号 1-1-13 Uchisange, Okayama-shi Kita-ku, Okayama 700-0824, JAPAN |
| Corporate number | 7260001001493 |
| Corporate number assigned on | 2015-10-05 |
| Invoice registered on | 2023-10-01 |
The invoice registration date is when the qualified-invoice-issuer registration (T-number) took effect — it is not the date the company was founded, and it resets only if the business re-registers after revocation or expiry.
Corporate registry record
| Entity type | Kabushiki Kaisha (stock company) |
|---|---|
| Representative | 代表取締役社長 三 宅 啓 一 |
| Reading (furigana) | オオモトグミ |
| Reading (romaji) | Oomotogumi |
| English name (unofficial) | Ohmoto Gumi |
| Postal code | 700-0824 |
Source: NTA Corporate Number Publication Site, refreshed daily. Representative: gBizINFO (METI, monthly).
Company profile (gBizINFO)
| Business summary | 総合建設業 |
|---|---|
| Business lines | D:建設業 |
| Employees | 800 （male 818 / female 113） |
| Capital | ¥5.30B |
| Incorporated | 1937-12-19 |
| Website | www.ohmoto.co.jp/ |
Source: gBizINFO (METI), refreshed monthly — edited extract by LoreaTec. Figures are as filed by each company.
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 3 programmes (3 lines, sheet years 2024–2025; total ¥986.0M).
| 2025 FY2024 | 海岸事業 ¥659.5M （国土交通省） 工事、発注者支援業務 |
|---|---|
| 2025 FY2024 | 港湾関係災害復旧事業費 ¥317.7M （国土交通省） 工事、発注者支援業務 |
| 2024 FY2023 | 独立行政法人労働者健康安全機構施設整備に必要な経費 ¥8.8M （厚生労働省） 労災看護専門学校、治療就労両立支援センターの施設整備に係る支出 |
Contract details (excerpt): 高知港海岸湾口地区津波防波堤工事（その２） ¥366.9M・一般競争契約（総合評価） · bidders 6 ／ 七尾港（大田地区）岸壁（－１０ｍ）（大田２号・物専）（災害復旧）改良外１件工事 ¥317.7M・一般競争契約（総合評価） · bidders 5 ／ 高知港海岸湾口地区堤防（改良）工事 ¥292.6M・一般競争契約（総合評価） · bidders 6 ／ 岡山労災看護専門学校 教室間仕切り改修その他工事一式 ¥8.8M・一般競争契約（最低価格） · 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)
| 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） |
| 2025-06-01 | DX Certification (METI) （METI） |
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
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Verifying the invoice number is step one. Our guide covers the full checklist: corporate registry, licenses, and import/export standing.
How to cite this page
Data via LoreaTec BizSearch (https://bizsearch.loreatec.jp/t7260001001493) — Source: National Tax Agency corporate-number and qualified-invoice registries. Retrieved 2026-09-22.
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