The potential of B2B e-commerce is very promising with the development of information and communication technology nowadays. So far there have been several B2B e-commerce players trying to work on the Indonesian market. The competition occurs among B2B e-commerce platform providers to fight for the potential of the B2B market in Indonesia which is still classified as “green” with various challenges faced.  This research was conducted to identify the success factors of B2B e-commerce market in Indonesia by developing a questionnaire and implementing pairwise comparison matrix. The pairwise comparison matrix is used to determine the success factor for B2B e-commerce industry in Indonesia. The result is infrastructure IT is the most important success factor in developing B2B e-commerce in Indonesia and government support is the least success factors in developing B2B e-commerce in Indonesia.