Private company

SK Energy

Logo: SK Corporation, Public domain, via Wikimedia Commons3

SK Energy is a South Korean company based in Seoul, founded in 1962, part of SK Innovation.1 Its website says: “Based on the business direction of the “Less Carbon More Green” initiative, SK Energy is promoting portfolio and business model innovation centered on sustainable energy.”4

SK에너지(영어: SK energy)는 SK이노베이션의 정유사업을 담당하는 자회사이다. 본사는 서울특별시 종로구 종로 26 (종로동)에 있다.2 From the Korean Wikipedia, CC BY-SA 4.0

Last updated Oct 20, 2026.

Overview

1962Founded1

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Corporate structure

SK Energy is part of a group headed by SK Inc.. 44 entities, 11 countries on record. Switch between the flow chart and the network, and select any entity to see its details.

  • SK Inc. Seoul
    • SK Innovation Seoul, South Korea
      • SK Energy Seoul, South Korea
      • SK Incheon Petrochem Subsidiary · Incheon
      • SK E&S HONGKONG CORPORATION LIMITED Subsidiary · 100% · Hongkong, Hong Kong
      • SK에너지 주식회사 Subsidiary · 100% · Seoul, South Korea
      • SK인천석유화학(주) Subsidiary · 100% · Incheon Metropolitan City, South Korea
      • SK지오센트릭 주식회사 Subsidiary · 100% · Seoul, South Korea
        • SK GC AMERICAS INC. Subsidiary · Houston, Texas, United States
          • 1 more
      • 에스케이온 주식회사 Subsidiary · 90.3% · Seoul, South Korea
        • SK On Hungary Korlatolt Felelossegu Tarsasag (SK On Hungary Korlátolt Felelősségű Társaság) Subsidiary · Komárom, Hungary
      • 에스케이아이이테크놀로지 Subsidiary · 61.2% · Seoul, South Korea
        • SK HI-TECH BATTERY MATERIALS POLAND SPOLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA Subsidiary · Dąbrowa Górnicza, Poland
      • PRISM ENERGY INTERNATIONAL PTE. LTD. Subsidiary · Singapore, Singapore
      • SK E&P AMERICA, INC. Subsidiary · Houston, Texas, United States
        • SK PLYMOUTH, LLC Subsidiary · Houston, Texas, United States
      • SK ENERGY EUROPE LIMITED Subsidiary · London, United Kingdom
    • SK Group Subsidiary · Seoul
      • 11Street Subsidiary · Jung District, South Korea
      • Nate Communications Subsidiary · Seoul
      • SK Hynix Subsidiary · Icheon-si, South Korea
        • SK Hynix (Japan) Subsidiary · Tokyo, Japan
        • SK HYNIX NAND PRODUCT SOLUTIONS CORP. Subsidiary · 100% · Wilmington, County of New Castle, Delaware, United States
          • 5 more
        • 에스케이하이닉스 시스템아이씨 주식회사 Subsidiary · 100% · Cheongju-si, South Korea
        • LG Semiconductor Subsidiary
        • SK Hynix (United States) Subsidiary · United States
        • SK HYNIX VENTURES HONG KONG LIMITED Subsidiary · Taikoo Place, Hong Kong
      • SK Teletech Subsidiary
      • SK EnClean Subsidiary · South Korea
      • SK gas Subsidiary · South Korea
    • SK Telecom Subsidiary · 서울특별시, South Korea
    • SK Square Stake · 32.14% · M5

Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); subsidiaries, stakes and holdings from Wikidata (CC0); major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

Subsidiaries and ownership

Parent company

From Wikidata.1

Timeline

  1. 1962Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

  1. 1
  2. 2
  3. 3
  4. 4
    Company websiteSK Energy website