盛興建設株式会社
Hokkaido, Japan
Active| Registration number | T6430001053147 |
|---|---|
| Type | Corporation |
| Registered name | 盛興建設株式会社 |
| Address | 北海道苫小牧市日の出町２丁目１３番２３号 2-13-23 Hinodecho, Tomakomai-shi, Hokkaido 053-0043, JAPAN |
| Corporate number | 6430001053147 |
| 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) |
|---|---|
| Reading (furigana) | セイコウケンセツ |
| Reading (romaji) | Seikokensetsu |
| English name (unofficial) | Seiko Kensetsu |
| Postal code | 053-0043 |
Source: NTA Corporate Number Publication Site, refreshed daily.
Company profile (gBizINFO)
| Business summary | 総合建設業（建築・土木工事等）公共事業を主に請負、建築工事はその他マンション、商業施設、医療・福祉施設といった構造の違う多様な建築の民間工事を多く手掛けています。 |
|---|---|
| Business lines | D:建設業 |
| Employees | 39 |
| Founded | 1962 |
| Website | www.seikoh-kk.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 1 programme (1 lines, sheet years 2024–2024; total ¥63.3M).
| 2024 FY2023 | 農業施設災害復旧等事業 ¥63.3M （農林水産省） 農業用施設等の復旧工事等 |
|---|
Contract details (excerpt): 勇払東部（二期）地区外１地区６区頭首工撤去工事 ¥63.3M・一般競争契約（総合評価） · bidders 4
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)
| Youth Yell certification (MHLW) ２０２５ （MHLW） | |
| 2024-01-15 | Business Continuity Enhancement Plan certification （SME Agency） |
| 2023-03-27 | 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
Doing due diligence on this supplier?
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/t6430001053147) — Source: National Tax Agency corporate-number and qualified-invoice registries. Retrieved 2026-09-23.
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