SJ AB

SJ AB
Company typeState-owned Aktiebolag
IndustryRail transport
PredecessorSwedish State Railways
Founded1 January 2001
Headquarters,
Area served
Key people
Monica Lingegård (CEO)
Henrik Rättzén (deputy CEO and CFO)
Siv Svensson (chairwoman)
Revenue7.8 billion SEK (2017)
OwnerGovernment of Sweden
Number of employees
approx. 4500 (2017)
SubsidiariesSJ Götalandståg
SJ Norge
SJ Norrlandståg
SJ Öresundståg
Stockholmståg
Websitesj.se (Sweden)
sj.no (Norway)

SJ is the primary passenger train operator in Sweden. A wholly state-owned company operated for-profit under market conditions, SJ operates various services across Sweden. SJ's operations include high-speed trains, intercity trains, night trains, and regional trains, with some services extending into Denmark, Norway and Germany.

SJ traces its roots back to 1856, however was established in its current form as a passenger train operator (SJ AB) in 2001, following the restructuring of Statens Järnvägar, the former government agency responsible for the Swedish railways. SJ AB also has subsidiaries such as SJ Götalandståg, SJ Stockholmståg, and SJ Norge AS, which operate procured regional services in Western Sweden, Stockholm County and Norway, respectively. In 2018, SJ carried 31.8 million passengers.