ＧＭＯ Ｆｌａｔｔ Ｓｅｃｕｒｉｔｙ株式会社
Tokyo, Japan
Active| Registration number | T1011001116543 |
|---|---|
| Type | Corporation |
| Registered name | ＧＭＯ Ｆｌａｔｔ Ｓｅｃｕｒｉｔｙ株式会社 |
| Address | 東京都渋谷区桜丘町２６番１号 26-1 Sakuragaokacho, Shibuya-ku, Tokyo 150-0031, JAPAN |
| Corporate number | 1011001116543 |
| Corporate number assigned on | 2017-05-29 |
| Invoice registered on | 2023-10-01 |
| Record last updated | 2025-04-14 |
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) | ジーエムオーフラットセキュリティー |
| Reading (romaji) | Jiemuofurattosekyuriti |
| English name (unofficial) | GMO Flatt Security K.K. |
| Postal code | 150-0031 |
Source: NTA Corporate Number Publication Site, refreshed daily.
Timeline — registry changes
| 2025-02-03 | Name changed |
|---|
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 2 programmes (2 lines, sheet years 2024–2025; total ¥18.5M).
| 2025 FY2024 | 公金受取口座登録システム（情報通信技術調達等適正・効率化推進費） ¥4.2M （デジタル庁） 金融機関向けポータルサイト導入に係る設計・開発及び運用・保守業務に関する業務 |
|---|---|
| 2024 FY2023 | ナショナルサイバートレーニングセンターの強化 ¥14.4M （総務省） 若手セキュリティイノベーター育成事業「SecHack365」支援作業 |
Contract details (excerpt): 金融機関向けポータルサイト導入に関わる設計・開発及び運用・保守業務 ¥4.2M・その他 ／ セキュリティゲームの企画書及び費用シュミレーション作成 ¥14.4M・一般競争契約（総合評価） · 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 →
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/t1011001116543) — Source: National Tax Agency corporate-number and qualified-invoice registries. Retrieved 2026-09-23.
Reusing this page, or answering with it? Paste this line. Training and AI answers are allowed — attribution is the only condition. AI content licence