Samsung was found in 1938 by Lee,Byungchul.
Lee found a sugar company which is now
grown into CJ Group, and also started news media Joongang-Ilbo and many
more major companies in every areas.
The Hyundai Group (meaning "modern" in Korean) was once South Korea's biggest conglomerate (chaebol). The company is split into many business entities like Samsung is now. Hyundai is often pronounced incorrectly with 'hun-day' (US) and 'high-oon-die' (UK, Aus).
Hynix Semiconductor (formerly Hyundai Electronics)
In-hwoi Koo(1907-1969) started the Lucky
Chemical (present LG Chemical) in 1947, and established Goldstar Company
(present LG Electronics) in 1958.
Later they changed their names to LG after
Lucky and Goldstar.
In the 21st century, the LG Group splitted
into several company groups.
LG
Group
LG Chemical. LG Electronics, LG Telecom
etc
GS
Group
GS Caltex, GS Home Shopping etc
LS Group
LS Cable, LS Indusrial Systems etc
SK was started by Jong-Kun Chey(1926-1973)
who received former Japanese operated textile company.
Later this company was expanded by his
brother Jong-Hyun Chey(1929-1998).