The objective of the present paper is to analyze the problems found in the operation of startup companies and to seek after their solutions. It is thus aimed at offering reasonable grounds for the government to work out long- and short-term strategies in an attempt to help and vitalize startup companies. In this context, following analysis was conducted to meet the objective of this study: First, it was analyzed here to determine if there was any difference in the application of management characters that were deemed to be important factors exercising drastic influence on competitiveness of startup companies directly as well as indirectly; and Second, it was empirically proved how management characters of startup companies affected their competitiveness. From the analysis, it was discovered as follows: First, characters of founders such as age, education and experience in management were found to differ depending on the extent that factors of managerial characters in startup companies were practically applied; and Second, the four factors of managerial characters that were classified by factor analysis turned out to have influence on variables of financial and non-financial competitiveness that were connected with competitiveness of a company.