Global human resource development (HRD), which is able to meet the demands of the constantly
changing global environment, is of increasing importance. Despite the accelerating pace of global HRD,
there are not enough methodical efforts on global HRD in major Korean companies. The purpose of this
study is to analyze the global training programs for global expertize in 5 major Korean companies', and
their implications for global expertize development. The research method of this study is qualitative
research through comparative case study on global HRD activity and maturity for global expert. The
results are summarized below. First, most major Korean companies’ global expert maturity reached the
level of HRD operation. Second, most of the contents of global HRD training for global expertize is
focused on language. Third, the purpose of global HRD training for global expertize is most frequently
not global strategy, but global adjustment. Therefore, it was difficult to unveil the future added value of
training programs for global expertize. In conclusion, major Korean companies need concentrate their
efforts on developing global strategies for becoming global experts.