Abstract Entrepreneurs in the agribusiness sector in Ghana encounter numerous challenges due to the weak institutional framework in the country. This often leads to business failure and poor performance of agribusiness ventures. In this paper, we aim to highlight the significance of institutional support for agribusiness entrepreneurs and its crucial role in creating more opportunities for farm entrepreneurs and ensuring the success of farm ventures. The study analyzes empirical data collected from 246 maize farm entrepreneurs in Ghana using the Structural Equation Modelling technique (PLS-SEM). The findings show that regulatory and cognitive institutions have a more positive significant influence on the opportunity recognition and exploitation strategies of maize farm entrepreneurs. Both opportunity recognition and exploitation partially mediate the effects of regulatory, normative and cognitive institutional pressures and farm business performance. The study suggests that maize farm entrepreneurs appear to benefit from regulatory and cognitive institutions. The findings, therefore, have strong policy relevance. The results of this study contribute significantly to food policy aimed at boosting maize supply chain business and food security.