Whelan Security Competitors and Similar CompaniesClear all

Whelan Security's competitors and similar companies include G4S and MSS Security.

	Whelan Security Whelan Security is a provider of customized professional security services.	G4S G4S (Group 4 Securicor) is a company that provides security systems and solutions.	MSS Security MSS Security (formerly known as Chubb Security) is a provider of security, medical, and emergency services.
Founding Date	Founding Date 1949	Founding Date 1901	Founding Date 1896
Type	Type Subsidiary	Type Subsidiary	Type Subsidiary
Tags	Tags Business Products & Services emergency security	Tags Technology cybersecurity enterprise software it consulting monitoring	Tags Business Products & Services emergency safety security
Locations	Locations St. Louis, US HQ	Locations London, GB HQ Luanda, AO Buenos Aires, AR Comodoro Rivadavia, AR Córdoba, AR Mar Del Plata, AR Mendoza, AR see more	Locations Silverwater, AU HQ Balcatta, AU Bellerive, AU Bungalow, AU Currajong, AU Darwin City, AU Eight Mile Plains, AU see more
Employees	Employees 2,431	Employees 715,000	Employees 2,2071% increase
Financial
Revenue (est.)	Revenue (est.) N/A	Revenue (est.) £5.2b (FY, 2024)	Revenue (est.) $650m (FY, 2023)

For sources of this data, please see the company profile

London, GB

G4S (Group 4 Securicor) is a company that provides security systems and solutions.

Silverwater, AU

MSS Security (formerly known as Chubb Security) is a provider of security, medical, and emergency services.

Financial