株式会社信友建設
Kanagawa, Japan
Active| Registration number | T1020001007520 |
|---|---|
| Type | Corporation |
| Registered name | 株式会社信友建設 |
| Address | 神奈川県横浜市戸塚区鳥が丘１２番地１ 12-1 Torigaoka, Yokohama-shi Totsuka-ku, Kanagawa 244-0001, JAPAN |
| Corporate number | 1020001007520 |
| 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 福嶋 隆太郎 |
| Reading (furigana) | シンユウケンセツ |
| Reading (romaji) | Shin'yukensetsu |
| English name (unofficial) | Shinyu Kensetsu |
| Postal code | 244-0001 |
Source: NTA Corporate Number Publication Site, refreshed daily. Representative: gBizINFO (METI, monthly).
Company profile (gBizINFO)
| Business lines | D:建設業 |
|---|---|
| Employees | 50 |
| Incorporated | 1978-09-26 |
Source: gBizINFO (METI), refreshed monthly — edited extract by LoreaTec. Figures are as filed by each company.
Government contract awards (GEPS)
4 national government awards on record between 2019-11-27 and 2024-11-15.
| 2024-11-15 | 埋設スレート及びコンクリートガラ等分別除去業務 |
|---|---|
| 2024-04-23 | 東西擁壁解体・撤去等工事 一式 |
| 2022-01-20 | 国有畦畔等樹木伐採等業務（神奈川県） |
| 2019-11-27 | （R元）相模総合補給廠ブロック塀解体撤去外工事 |
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 2 programmes (3 lines, sheet years 2024–2025; total ¥61.7M).
| 2025 FY2024 | 国立医薬品食品衛生研究所競争的研究事務経費 ¥13.4M （厚生労働省） 研究に係る雑役務費、消耗品等 |
|---|---|
| 2024 FY2023 | 国立医薬品食品衛生研究所競争的研究事務経費 ¥44.7M （厚生労働省） 研究に係る備品・消耗品等 |
| 2024 FY2023 | 医薬品等規制行政に直結する政策研究費 ¥3.7M （厚生労働省） 研究に係る備品・消耗品等 |
Contract details (excerpt): 跡地関係工事費用 ¥8.5M・一般競争契約（最低価格） · bidders 1 ／ 跡地関係工事費用 ¥2.5M・随意契約（少額） · bidders 2 ／ 跡地関係工事費用 ¥2.3M・随意契約（少額） · bidders 2 ／ 移転に係る雑役務費 ¥24.7M・一般競争契約（最低価格） · bidders 1 ／ 移転に係る雑役務費 ¥20.0M・一般競争契約（最低価格） · bidders 1 ／ 移転に係る雑役務費 ¥3.6M・一般競争契約（最低価格） · bidders 1
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)
| 2023-10-04 | 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/t1020001007520) — Source: National Tax Agency corporate-number and qualified-invoice registries. Retrieved 2026-09-24.
Reusing this page, or answering with it? Paste this line. Training and AI answers are allowed — attribution is the only condition. AI content licence