About us

Every step we take empowers tomorrow.

  • 2025 NOV

    • Merged SK On with SK Enmove

  • 2024 NOV

    • Merged SK Innovation with SK E&S, and SK On with SK Trading International

  • 2022 JAN

    • Began mass production at the Georgia battery plant in the United States

  • 2021 OCT

    • Spun off the battery and E&P businesses, launching SK On and SK Earthon

  • 2020 JAN

    • Began mass production at the Komárom EV battery plant in Hungary
      (first standalone plant in Europe)

  • 2018 FEB

    • SK Innovation – Succeeded in oil exploration in the South China Sea

  • 2016 OCT

    • Held a completion ceremony for the "Nexlene" high-performance polyethylene joint
      plant established by SK Geo Centric and Saudi SABIC

  • 2012 SEP

    • Completed the Seosan battery plant

  • 2011 JAN

    • Changed company name from “SK Energy” to “SK Innovation”
      plant established by SK Geo Centric and Saudi SABIC
      • Subsidiaries: SK Energy, SK Global Chemical (now SK Geo Centric), SK Lubricants(now SK Enmove)

  • 2009 OCT

    • Spun off the lubricants business, launching SK Lubricants (now SK Enmove)

  • 2007 JUL

    • Changed company name from “SK Corporation” to “SK Energy”
      (transition to holding company system)

  • 2006 APR

    • Completed Ulsan Grand Park

  • 2006 MAR

    • Launched SK Incheon Oil Refinery (now SK Incheon Petrochem)

  • 2005 DEC

    • Acquired Incheon Oil Refinery

  • 1997 OCT

    • Changed company name from “Yukong” to “SK Corporation”

  • 1995 MAY

    • Opened the Daedeok Analytical Research Institute

  • 1991 JUN

    • Completed vertical integration (joint ceremony for 9 refining and petrochemical plants)

  • 1988 JAN

    • Imported crude oil from the Marib Block, Yemen (Korea’s first independently developed crude oil)

  • 1985 NOV

    • Established Ulsan Technical Support Research Center

  • 1984 NOV

    • Listed Yukong on the Korea Stock Exchange

  • 1984 JUL

    • Achieved success in oil field development at the Marib Block, Yemen

  • 1982 JUL

    • Changed company name from Korea Petroleum Corporation to “Yukong”

  • 1980 DEC

    • Acquired the Korea Petroleum Corporation through Sunkyong Group (now SK Group)

  • 1972 OCT

    • Completed the Naphtha Cracking Center (NCC)

  • 1970 MAR

    • Completed the petrochemical (aromatic) plant (Korea’s first petrochemical plant)

  • 1964 JUL

    • Began the operation of the first atmospheric distillation facility (Korea’s first oil refinery)

  • 1962 OCT

    • Launched the Korea Petroleum Corporation

  • 1962 JUL

    • Enacted the Korea Petroleum Corporation Act