株式会社アイ．エス．テイ
Shiga, Japan
Active| Registration number | T5160001000012 |
|---|---|
| Type | Corporation |
| Registered name | 株式会社アイ．エス．テイ |
| Address | 滋賀県大津市一里山５丁目１３番１３号 5-13-13 Ichiriyama, Otsu-shi, Shiga 520-2153, JAPAN |
| Corporate number | 5160001000012 |
| 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) | アイエステイ |
| Reading (romaji) | Aiesutei |
| English name (unofficial) | I.S.T. |
| Postal code | 520-2153 |
Source: NTA Corporate Number Publication Site, refreshed daily.
Company profile (gBizINFO)
| Business summary | 機能性新素材の研究開発および製造 |
|---|---|
| Business lines | E:製造業 |
| Employees | 103 （male 86 / female 26） |
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 2025–2025; total ¥279,000).
| 2025 FY2024 | 廃棄物処理×脱炭素化によるマルチベネフィット達成促進事業 ¥279,000 （環境省） ①低濃度PCBに汚染された疑いのある変圧器の調査対象事業者／②低濃度PCBに汚染された変圧器の高効率変圧器への交換対象事業者 |
|---|
Contract details (excerpt): 低濃度PCB汚染変圧器を高効率変圧器に交換する事業 ¥279,000・補助金等交付 · bidders 0
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)
| 2025-06-23 | Joint Business Continuity Enhancement Plan certification （SME Agency） |
|---|
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/t5160001000012) — Source: National Tax Agency corporate-number and qualified-invoice registries. Retrieved 2026-09-21.
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