合同会社斎藤信吾建築設計事務所
Kanagawa, Japan
Active| Registration number | T3020003024826 |
|---|---|
| Type | Corporation |
| Registered name | 合同会社斎藤信吾建築設計事務所 |
| Address | 神奈川県横浜市港北区新吉田東２丁目２３番１３号 2-23-13 Shinyoshidahigashi, Yokohama-shi Kohoku-ku, Kanagawa 223-0058, JAPAN |
| Corporate number | 3020003024826 |
| Corporate number assigned on | 2023-10-19 |
| Invoice registered on | 2023-10-17 |
| Record last updated | 2024-01-15 |
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 | Godo Kaisha (LLC) |
|---|---|
| Reading (furigana) | サイトウシンゴケンチクセッケイジムショ |
| Reading (romaji) | Saitoshingokenchikusekkeijimusho |
| English name (unofficial) | Saitoshingo Kenchiku Sekkei Jimusho G.K. |
| Postal code | 223-0058 |
Source: NTA Corporate Number Publication Site, refreshed daily.
Timeline — registry changes
| 2023-10-19 | Newly registered (corporate number assigned) |
|---|
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 ¥996,000).
| 2025 FY2024 | 近現代建築資料等の収集・保存 ¥996,000 （文化庁） 建築資料整理のため。 |
|---|
Contract details (excerpt): 令和６年度菊竹清則建築設計資料に関わる資料整理業務 ¥996,000・随意契約（少額） · 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 →
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/t3020003024826) — 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