May 2026
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Largest Security Services Public Companies in Japan
Benchmark revenue and EBITDA valuation multiples for public comps like
SECOM, ALSOK and Riken Keiki.
 | SECOM Co Ltd is a provider of security services and surveillance systems. The company operates seven business segments. BPO ICT segment provides information security, disaster response, data center, and EPO services. Disaster Prevention supplies fire alarms, extinguishing systems, and other equipment for offices, plants, tunnels, cultural properties, ships, and homes. Geospatial Information Services offers mapping and related services to governments in Japan and abroad. Insurance designs products reflecting risk reduction and specialized health coverage. Medical Services covers home care, nursing, senior residences, medical records, and equipment sales. Security Services delivers centralized systems for safety and monitoring. Others include real estate leasing and construction support. | $40 | +22% | $16B | $13B | 1.7x | 8.1x | ||
| Alsok Co Ltd is a Japanese security services provider. The services and products offered include home security systems, personal security for senior citizens, children and women, life support such as housework contracting, listening-device inspection and long-term care, online security systems for corporations, electronic security systems with monitoring capabilities, ATM management systems, damage insurance, and housing complexes security services. | $7 | +11% | $3B | $3B | 0.9x | 6.9x | ||
| RIKEN KEIKI Co Ltd is a Japan-based company engaged in the business of manufacturing and selling of gas alarms. It offers fixed and portable flammable gas detectors, toxic gas detectors and oxygen deficiency prevention detectors, portable multi-gas monitors and environmental monitors. | $23 | +20% | $1B | $890M | 2.9x | 10.5x | ||
| Median | $23 | +20% | $3B | $3B | 1.7x | 8.1x |
Financial data powered by FactSet and Morningstar. Valuation multiples as of current fiscal year. For more data, start your free trial here.
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