The Purpose of this Research is to Investigate the Management of Business Innovation in the Competitive Performance of Entrepreneurial Companies. This Research is Practical and it is a Survey in Terms of Data Collection Method. The Statistical Population of the Research Included 110 Managers and Experts Identified in Leading Companies in the Field of Entrepreneurship in Creative Industries with More than 30 Personnel in Tehran, of Which 86 People were Randomly Selected Using Morgan's Table. are The Research Data was Collected Through a Researcher-Made Questionnaire, the Validity of which was Measured by Professors and the Reliability of the Instrument was Measured by Measuring Cronbach's Alpha.In Order to Analyze the Research data, the Structural Rquation Model has been Used. The Research Results show that Business Innovation Management Including Creation of Innovative Vision, Integration of Strategies, Expansion of Strategies, Analysis of Market trends, Technology Capability and Analysis of Competitor's Actions has an Impact on the Competitive Performance of Entrepreneurial Companies and has a Significant Relationship.