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Affiliated Companies

TCC Trading Corporation

Established in 1975, TCC Trading has grown into a steel trading business that exports variety of steel products around the world and imports nonferrous and rare metal to Korean market. It has also expanded its scope of business to logistics and domestic and overseas real estate management/development.

TCC INS Corporation

Established in 2006, TCC INS is an IT service company that integrates and operates IT systems of TCC affiliates and other customers in Korea. It provides IT infrastructure and services optimized for customers’ business environment. It focuses on collaborative solutions such as intranet groupware, mobile groupware and enterprise portal.

TCC Engineering Corporation

Established in 2006, TCC Engineering engages in design, installation and maintenance of variety of steel manufacturing facilities particularly in nonferrous surface treatment steel. It also develops steel cutting facilities and participates in a variety of related engineering projects.

TCC Steel Center Corporation

Established in 1987, it is a comprehensive Steel Service Center for toll processing and selling of variety of steel products. In particular, the company specializes in surface treatment steel plates and aluminum/stainless cold-rolled steel. With a capable facility for slitting/shearing of various materials, it aims to achieve supreme quality with cutting edge technology.

TCC Metal Corporation

Established in 1999, TCC Metal engages in steel product packaging, real estate leasing and nonferrous metal processing. The company has steadily expanded its scope of business to toll processing and sales of cold-rolled steel products, surface treatment steel plates and aluminum plates.

TCC Logis Corporation

Established in 2009, TCC Logis is a logistics company specializing in freight business, freight brokerage, and warehouse storage. It has been expanding its business by transporting products for customers in Pohang area including TCC Steel.

TCC Hanjin Corporation

Established in 1975, the company executes maintenance work on steel manufacturing facilities as it was designated by POSCO as a collaborate special machinery maintenance company. Since 1982, it has been implementing maintenance tasks on all parts of POSCO steel mill, including environment, energy, iron-making, steel-making, and rolling facilities.

One Alloy Corporation

Established in 1978, One Alloy produces alloy products specializing in nonferrous metal. The company also produces various products in tube, pipe and slab forms manufactured with materials such as brass, al-brass, and nickel as well as pure copper.

Wooseok Cultural Foundation

Established in 1976, Wooseok is a nonprofit organization providing continuous financial support to various sectors, including student scholarships and research funds for corporations and universities. The number of students on scholarship was 24 at the foundation of the organization, gradually accumulating to 2200 students today.
  • 20F Dongyang Tower, 543, Gukhoe-daero, Yeongdeungpo-gu, Seoul (Dangsandong 4(sa)-ga)
  • Tel. +82-2-2639-1858