About ALSOK
ALSOK is a publicly listed company based in Minato (Japan) founded in 1965. Security services are provided across Japan by ALSOK. The company has 64,730 employees. Its chief executive, as recorded, is Atsushi Murai. Its website alsok.co.jp draws about 1.2 million monthly visits. Its focus areas include Facility Management Services, Soft Services, Security and Real Estate and Construction.
Company details
ALSOK was founded in 1965 and is headquartered in Minato City, Japan. Operations focus on the security sector, where guarding, surveillance, and emergency response services are delivered to various clients. The company maintains a nationwide presence, supporting both commercial and public safety needs through integrated systems and personnel deployment. Leadership is provided by Chairman and CEO Atsushi Murai.
- Headquarters Minato, Japan
- Employees 64,730
- Stage Public
- SectorsBusiness Services
- Website category Business and Consumer Services · Business Services
- Phone•••• ••••
- Website alsok.co.jp
- Social X Facebook YouTube
- Legal Name Alsok Co., Ltd.
- Annual Revenue$3.74 B (USD)8.18as on Mar 31, 2026
- Net Profit$208.53 M (USD)22.72as on Mar 31, 2026
- EBITDA$449.73 M (USD)12.97as on Mar 31, 2026
- Employee Count64,730
Apps and channels of ALSOK
its YouTube channel ALSOK株式会社 has 10.1K subscribers and 30 videos.
Videos from ALSOK
The most watched videos on ALSOK's YouTube channel, ALSOK株式会社 (10.1K subscribers). Click a video to play it here.
More on ALSOK株式会社.
People of ALSOK
2 people are tracked at ALSOK (2 in leadership); the tracked headcount is 64,730.
| Name | Role | Group |
|---|---|---|
Atsushi Murai | Chairman & CEO | Leadership |
Tsuyoshi Murai | CEO | Leadership |
Complete people profiles for ALSOK
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IPO & Listings of ALSOK
ALSOK is a publicly listed company on the TSE with ticker symbol 2331 in Japan, operating in the Commercial services sector. As a publicly traded entity, the company provides investors with opportunities to participate in its growth story through equity ownership. The listing enables access to capital markets, enhances corporate visibility, and provides liquidity for shareholders while maintaining transparency through regulatory compliance and regular financial disclosures.
- IPO date25 Oct 2002
- Listed onTSE: 2331
- Listed entityALSOK CO., LTD.
- Exchange sectorCommercial services
- ISINJP3431900004
- Share price1,173.50 JPY (-0.76% on the day) · 2026-10-14
- Market capitalisation602,359,827,118.00 JPY
- Price to earnings16.3
- EPS (diluted, trailing year)71.87 JPY
- Dividend yield2.63%
- Volume (last session)707,400
Financials of ALSOK
| Year | Revenue | Net income | EBITDA |
|---|---|---|---|
| 2025 | 597.03B JPY | 33.26B JPY | 71.73B JPY |
| 2024 | 551.88B JPY | 27.11B JPY | 63.50B JPY |
| 2023 | 521.40B JPY | 26.63B JPY | 59.94B JPY |
| 2022 | 492.23B JPY | 23.23B JPY | 56.73B JPY |
| 2021 | 489.09B JPY | 28.23B JPY | 61.10B JPY |
Detailed financial statements for ALSOK
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Web traffic of ALSOK
The website of ALSOK (alsok.co.jp) receives about 1.2M visits a month and ranks #48,383 among all websites worldwide, #1,235 in Business Services.
- Monthly visits1.2M
▲ 10% vs previous month
- Unique visitors515.1K
per month
- Global rank#48,383
among all websites
- Category rank#1,235
Business and Consumer Services · Business Services
- Bounce rate43%
- Pages per visit3.5
- Average visit2 min 27 sec
- DevicesDesktop 35% · Mobile 65%
Websites whose visitors overlap most with ALSOK. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
| secom.co.jp | 100% | 437.7K | #120,093 | View details | |
| chatwork.com | 56% | 61M | #424 | View details | |
| toyo-tec.co.jp | 55% | 9.9K | #2,108,937 | View details | |
| we-are-csp.co.jp | 54% | 32.4K | #690,657 | View details | |
trinity4e.com | trinity4e.com | 53% | #448,735 | – | |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
All 40 similar websites and full traffic analytics for ALSOK
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Related news about Alsok
Complete news archive for ALSOK
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Frequently Asked Questions about ALSOK
ALSOK was founded in 1965.
ALSOK is headquartered in Minato, Japan. It is registered at Minato, Tokyo, Japan.
Atsushi Murai is the CEO of ALSOK, as recorded in our data.
ALSOK has 64,730 employees.
Annual revenue of ALSOK is $3.74B as on Mar 31, 2026.
ALSOK was founded in 1965 and is headquartered in Minato City, Japan. Operations focus on the security sector, where guarding, surveillance, and emergency response services are delivered to various clients. The company maintains a nationwide presence, supporting both commercial and public safety needs through integrated systems and personnel deployment. Leadership is provided by Chairman and CEO Atsushi Murai.
Yes, ALSOK is publicly traded on TSE under the ticker symbol 2331.
The website of ALSOK receives about 1.2 million visits a month and ranks #48,383 among all websites worldwide.