Korea Land Corporation (KLC)
- Governmental agency to promote effective use of land resources by acquiring, managing, developing and supplying land and thus contributing to the growth of a sound national economy by increasing land utilization.
- http://www.iklc.com/

Samsung Heavy Industries Co., Ltd.
- Active in shipbuilding, offshore facilities, port facilities, bridges and other steel structures.
- http://www.shi.samsung.co.kr/

Daewoo Corporation Engineering and Construction
- With company overview, philosophy, overseas network, chronology and business results. In Korean and English.
- http://www.dwconst.co.kr/

Korea Institute of Construction Technology (KICT)
- Includes foundation goals, main functions, philosophy, and organizational structure. [Korean, English]
- http://www.kict.re.kr/eng/index.asp

POSCO Engineering & Construction Co., Ltd.
- With company overview, history, organization, and current activities. Headquartered in Pohang with offices in Seoul and Gwangyang. [Korean, English]
- http://www.poscoenc.com/english/

Hanmaek Heavy Industries Co., Ltd., Korea
- Engineering, construction, management, and development services worldwide. Includes introduction to the company, products, and representative projects. [Korean, English]
- http://www.hanmaek.co.kr/

Hyundai Development Company
- Civil engineering and factory construction. [Korean, English]
- http://www.hyundai-dvp.com/