Korea Oil Corporation[]
1962–1968[]

1968–1982[]

Yukong[]
1982–1988[]

1988–1997[]

SK Energy[]
2007–2011[]

SK Innovation[]
2011–present[]

| Group subsidiaries Jeju SK FC | SK Corporation C&C | SK Hynix (Solidigm) | SK Innovation | SK Siltron | SK Telecom | SK Wyverns | SK Broadband |


