The purpose of this study are to; 1) study the level and the differences of development of human capital in aviation, human capital competency in aviation, and service satisfaction of ground service officers. 2) study the development of human capital that affect the competency of ground service officers. 3) Study the aviation human capital of ground service officers that satisfy the passengers. This research is primarily quantitative research and the qualitative was supplemented by structured in-depth interviews to foster the results. The ...