The objective of this study is to explore business competitiveness in a high technology sector through the analysis of the relationship among technological innovation, relational capital and market orientation, and their influence on companies’ business performance of the Mexican Software Industry. This study is analyzed under a positivistic and deductive approach, using multivariate statistical analysis on the data gathered via an online survey from 198 software industry companies. The outcomes suggest that technological innovation and relational capital significantly influence business performance, while market orientation indirectly influences performance through its interaction with technological innovation.