Although constructions are getting diverse, larger in size, and higher-storied, we witness that CM technologies are not coping with such a growing trend. In particular, CM, one of vulnerable areas, shall continue to be given priority hereafter. The research has been conducted with a strong focus on total design and supervision offices already specializing in CM projects, in order to prepare for the future activated CM markets. Authors have sought to find mistakes in the process of being in control of CM works and create measures to boost CM through case-study, documentary research, and interviews with experts. It excludes theoretical research, as many data are already accumulated domestic and abroad.