In this article, we will discuss the 5 Biggest Private Security Companies in the World. To see our industry overview, you can go directly to the 15 Biggest Private Security Companies in the World.
5. Prosegur Compañía de Seguridad SA
2021 Revenue: $4.13 billion
Prosegur Compañía de Seguridad SA, also known simply as Prosegur, is a multinational security company, headquartered in Madrid, Spain. Spain’s largest private security company, Prosegur was founded in 1976 with a particular focus on power plants, industrial facilities, and shopping centers. Operating through numerous subsidiaries in Europe, Latin America, Asia, Africa, and Australia, its activities are divided into three business segments: Integrated Security Solutions (ISS), Cash in Transit (CIT), and Alarms.
4. ADT Inc.
2021 Revenue: $5.31 billion
ADT Inc., formerly known as the ADT Corporation, is an American company that provides residential, small, and large business electronic security, fire protection, and other related alarm monitoring services throughout the United States. With almost a century and a half of experience of providing comprehensive security solutions to over 8 million customers throughout the US, ADT is arguably one of America’s oldest home and business security providers.
In recent years, the company has been venturing into other sectors as well. In November 2021, ADT announced an agreement to acquire Sunpro Solar, a residential rooftop solar power contractor, for $160 million in cash. The company was rebranded as “ADT Solar” and operates as a wholly owned subsidiary of ADT Inc.
3. Amentum
2021 Revenue: $6.4 billion
Amentum, previously known as Amentum Government Services Holding LLC, is an American commercial services contractor based in Germantown, Maryland. The company was formed in 2020 from the spinout of AECOM’s Management Services / federal group. A leading contractor to the U.S. federal government and select allied national governments, the company aids in projects of critical national significance across defense, security and intelligence, energy, and environmental cleanup. As part of its business strategy, Amentum has been pursuing acquisitions of other notable government contractors and private security firms, including DynCorp and PAE.
2. Securitas AB
2021 Revenue: $12.58 billion
Founded in 1934 in Helsingborg, Sweden, as AB Hälsingborgs Nattvakt, Securitas AB is a security services company that operates as a monitoring, consulting and investigation group, based in Stockholm. Some of the services the Swedish company offers include guards and patrols, investigations, home alarm systems, loss prevention, security consulting, and guard dog supply.
Securitas AB operates through three principal departments: Security Services Europe, Security Services Ibero-America, and Security Services North America. In order to aid its cash-in-transit service, the company utilizes specialist vehicles with metal safes alongside a fleet of bulletproof vehicles. The company is also known to provide security services to sporting, business, and recreational events.
1. Allied Universal Security Services
2021 Revenue: $20 billion
Allied Universal Security Services is an American private security and staffing company, based in Conshohocken, Pennsylvania and Santa Ana, California. Formed in 2016 by the merger of AlliedBarton and Universal Services of America, Allied Universal is the world’s largest provider of security guards.
Serving clients in various industries, including commercial real estate, healthcare, education, financial institutions, government, and retail, the private security company offers access control, armed and unarmed security, fire and life safety, and emergency response. Additionally, the company also provides facility services such as janitorial and maintenance services, concierge services, and reception services.
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