In the 1850s, he partnered with Chicago attorney Edward Rucker in forming the North-Western Police Agency, later known as the Pinkerton National Detective Agency and is still in existence today as Pinkerton Consulting and Investigations, a subsidiary of Securitas AB.

: For the Swedish security guard services provider, see Securitas AB.

Pinkerton Government Services, Inc., founded as the Pinkerton National Detective Agency, usually shortened to the Pinkertons, is a private security guard and detective agency established in the U. S. by Allan Pinkerton in 1850 and currently a subsidiary of Securitas AB.

* Gustaf Douglas ( born 1938 ), Swedish businessman, vice chairman and largest single shareholder in security firm Securitas AB

Securitas AB is a security services ( security guarding and mobile patrolling ), monitoring, consulting and investigation group, based in Stockholm, Sweden.

Securitas AB is listed at Nasdaq OMX Stockholm, large cap segment.

Securitas AB was founded in 1934 in Helsingborg, Sweden, as AB Hälsingborgs Nattvakt, when Erik Philip-Sörensen bought a small guarding company.

In 1949, AB Securitas Alarm was founded as the company's security-technology subsidiary, and during the following decade, the company started expanding internationally.

In 1983, Securitas was sold to the holding company Skrinet, and in 1985, it was acquired by Investment AB Latour, controlled by Gustaf Douglas.

* Melker Schörling, ( b. 1947 ), investor, major shareholder in Securitas AB and Assa Abloy.

Also board member in AarhusKarlshamn AB, Hexagon AB, Hexpol AB and Securitas AB.

* Securitas AB

Assa Abloy was formed in 1994 when ASSA AB was detached from Swedish security firm Securitas AB.

The Assa Abloy Group was formed in 1994 when ASSA AB was detached from Swedish security company Securitas AB.

After that he founded his company Investment AB Latour in 1984, through which he now controls security firm Securitas AB, the world-leading lock producer Assa Abloy and more.

Securitas AG is part of the Swiss Securitas Group and not to be confused with the Swedish company Securitas AB, which owns the Swiss competitor Protectas AG.

For the Swiss security guard services provider, see Securitas AG.

Swisscom IT Services ' key customers include the Swiss Federal Railways ( SBB ), Ascom, Swiss and the Securitas Group.

Securitas AG is a Swiss family company providing security services with head office in Zollikofen, regional offices in Basel, Bern, Geneva, Lausanne, Lugano, Lucerne, Neuchâtel, Olten, St. Gallen, Thun and Zürich as well as 25 other branches all over Switzerland.

First major customer are the Swiss Federal Railways with a considerable guarding contract for railway stations in major Swiss cities, followed by public occasions like the " Eidgenössisches Schützenfest ", a Federal shooting match, in Bern in 1910, where Securitas forms a detachment with the local fire-brigade and police forces.

In the 1960s, Swiss Federal councillor Moritz Leuenberger temporarily worked as a Securitas guard.

At the 6th Swiss National Exhibition Expo. 02 in 2002, Securitas not only took part by means of services, but as an official partner and sponsor.

In 2003, according to the Swiss television TSR1, Securitas sent an agent to spy on the activist organization ATTAC.

Securitas, the security of the Roman Empire, celebrated on the reverse of this sestertius by Hostilian.

In Roman mythology, Securitas was the goddess of security and stability.

In 1972, the group was rebranded as Securitas, the Roman goddess of security and stability, with a logotype consisting of three red dots and the word " Securitas.

In 1999, Securitas acquired Pinkerton, and in 2000, Burns Security, and several regional security companies in the United States.

These acquisitions made Securitas one of the largest security companies in the world.

In 2003, the group's security services in the United States were integrated under the Securitas brand, and the group's cash handling services were completely divisionalized, with a joint management for U. S. and European operations.

For guarding and mobile security services in 2009, Securitas had a global market share of 11 percent and the following regional market shares:

It is in these times though, that Securitas gains reputation: The newly founded League of Nations employs Securitas AG as security service in its headquarters, the Palais des Nations in Geneva, where the guards protect delegates, show visitors around, monitor entrances and inspect journalists.

* Loomis ( company ), a cash handling company, formerly a subsidiary of Securitas AB

Based on the insolvent company of the same name, Bernese Advocate and Colonel Jakob Spreng founded Securitas AG in 1907.

In addition to a busy Bee Gees concert in February 1968, the Interessengemeinschaft Telekommunikation und Systeme TUS was founded ; a project of Securitas and the Cerberus company with the business objective of realizing a reliable telecommunications system for alarm and status signals.

Although Securitas still offers escort duties, the company has ceased doing money and valuables transports.

Securitas AG logo

Despite the outbreak of World War I with its respective loss of manpower due to general conscripion, Securitas AG is now established throughout Switzerland.

It is at this time, when the authorities first notice the services of Securitas AG.

After the untimely death of General Manager Alfred Geiser in 1928, Jakob Spreng junior takes over the leadership of the Securitas AG.

The Great Depression, ignited by the Wall Street Crash in 1929 doesn ’ t leave Securitas AG unscathed.

In 1943, the first collective labour agreement was conceived between the trade-union VHTL and Securitas AG.

In 1963, Securitas Express AG was founded, which specialized in money and valuables transports.

Securitas AG was certified by quality management norm ISO 9001 and introduced an intern diploma in 1993, which acted as a model for the Federal diploma for security specialists.