ALSOK株式会社
Tokyo, Japan
Active| Registration number | T3010401016070 |
|---|---|
| Type | Corporation |
| Registered name | ALSOK株式会社 |
| Address | 東京都港区元赤坂1丁目6番6号 1-6-6 Motoakasaka, Minato-ku, Tokyo 107-0051, JAPAN |
| Corporate number | 3010401016070 |
| Corporate number assigned on | 2015-10-05 |
| Invoice registered on | 2023-10-01 |
| Record last updated | 2025-09-29 |
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 | 代表取締役グループCOO 栢木 伊久二 |
| Reading (furigana) | アルソック |
| Reading (romaji) | Arusokku |
| English name (unofficial) | ALSOK |
| Postal code | 107-0051 |
Source: NTA Corporate Number Publication Site, refreshed daily. Representative: gBizINFO (METI, monthly).
Company profile (gBizINFO)
| Business summary | セキュリティ事業他 |
|---|---|
| Business lines | R:サービス業(他に分類されないもの) |
| Employees | 11,741 (male 10,245 / female 1,496) |
| Capital | ¥18.68B |
| Incorporated | 1965-07-16 |
| Website | www.alsok.co.jp/company/society/rights/diversity.html |
Source: gBizINFO (METI), refreshed monthly — edited extract by LoreaTec. Figures are as filed by each company.
Timeline — registry changes
| 2025-07-16 | 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)
447 national government awards on record between 2014-10-06 and 2026-04-13.
| 2026-04-13 | FY2026 Mechanical Security Services for Civil Aviation Bureau Residences, Ministry of Land 令和8年度 国土交通省航空局職員宅機械警備 |
|---|---|
| 2026-03-30 | 東京国税局が管理する合同庁舎における機械警備業務(区分6) |
| 2026-03-30 | 東京国税局が管理する合同庁舎における機械警備業務(区分1) |
| 2026-03-13 | FY2026 Precious Metals and Cash Storage, Transportation, and Security Services 令和8年度貴金属、現金等保管及び運搬警備業務 |
| 2026-03-12 | FY2026 Automated Security Services Contract 令和8年度 機械警備業務委託契約 |
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 21 programmes (33 lines, sheet years 2024–2025; total ¥5.00B).
| 2025 FY2024 | 国際博覧会事業 ¥458.9M (経済産業省) 安全管理 |
|---|---|
| 2025 FY2024 | 諸器材購入費等(陸自) ¥261.1M (防衛省) 駐屯地警備システムの更新、警備監視装置の充足 |
| 2025 FY2024 | 赤坂迎賓館参観経費 ¥259.5M (内閣府) 一般公開運営等業務【一般競争入札(最低価格)】 |
| 2025 FY2024 | 活動経費 ¥162.8M (警察庁) 犯罪捜査等に必要な物品の納入、役務の提供 |
| 2025 FY2024 | 京都迎賓館参観経費 ¥131.7M (内閣府) 一般公開運営業務 |
| 2025 FY2024 | 給付金等事業不正対応等事業 ¥85.9M (経済産業省) ●コールセンター業務 |
| 2025 FY2024 | 国立研究開発法人防災科学技術研究所施設整備に必要な経費 ¥42.6M (文部科学省) 情報システムの堅牢化を実施する。 |
| 2025 FY2024 | 施設整備費 ¥31.9M (外務省) 請負業者 |
| 2025 FY2024 | 市ヶ谷地区の維持管理に要する経費 ¥20.1M (防衛省) 役務等 |
| 2025 FY2024 | アジア友好促進補助金 ¥17.2M (外務省) -- |
| 2025 FY2024 | 東アジアにおける地域協力の強化 ¥5.5M (外務省) 日中韓関係経費(職員旅費以外) |
| 2025 FY2024 | 文化財管理及び保存活用等 ¥5.1M (文化庁) 高松古墳壁画保存管理業務ほか |
Contract details (excerpt): 協会管理施設等における安全確保 ¥458.0M・その他 · bidders 3 / 迎賓館赤坂離宮一般公開運営等業務(運営業務等) ¥259.5M・一般競争契約(最低価格) · bidders 2 / 京都迎賓館一般公開運営業務 ¥131.7M・一般競争契約(最低価格) · bidders 1 / 駐屯地警備監視システム(姫路) ¥130.3M・指名競争契約(最低価格) · bidders 4 / 防犯カメラ賃貸借外 ¥116.0M・一般競争契約(最低価格) · bidders 1 / 給付金等不正対応等事業 ¥85.9M・その他
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)
| 2023-03-27 | 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) |
| 2026-08-01 | DX Certification (METI) (METI) |
| 2024-08-01 | DX Certification (METI) (METI) |
| 2022-08-01 | DX Certification (METI) (METI) |
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.
Radio equipment approvals (技適)
5 radio type approvals (技適 / construction design certifications) are on record under this company's brand.
- ALSOK株式会社 (5)
Source: MIC radio-use portal (public notice of technical conformity certifications) — edited extract by LoreaTec. Exact legal-name matches only. Giteki 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/t3010401016070) — Source: National Tax Agency corporate-number and qualified-invoice registries. Retrieved 2026-09-24.
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