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Private company

Dongkuk Steel

South Korean steel company

Dongkuk Steel Mill Co, Ltd. (Korean: 동국제강) is a steel company with its headquarters in the city of Seoul, South Korea. Founded on 7 July 1951, its manufacturing plants are located in Pohang, Incheon, Dangjin, and Busan. Its main products are steel plates mainly for shipbuilding, beams, sections, and bars mainly for construction.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

Jul 7, 1954Founded1

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Dongkuk Steel Mill Co, Ltd. (Korean: 동국제강) is a steel company with its headquarters in the city of Seoul, South Korea. Founded on 7 July 1951, its manufacturing plants are located in Pohang, Incheon, Dangjin, and Busan. Its main products are steel plates mainly for shipbuilding, beams, sections, and bars mainly for construction. Dongkuk Steel Mill is Korea's second largest EAF steel producer behind Hyundai Steel. Dongkuk Steel is the parent company of the Dongkuk Steel Group with several subsidiaries, including Union Steel.2

Corporate structure

Dongkuk Steel sits at the top of its group. 2 entities, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

  • Dongkuk Steel
    • DONGKUK STEEL GROUP Subsidiary · South Korea

Built from 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

Subsidiaries

  • DONGKUK STEEL GROUP

From Wikidata.1

Timeline

  1. Jul 7, 1954Founded Founded1

Sources

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

  1. 1
  2. 2