The main theme of this study is to investigate the drivers of sustainable entrepreneurship in least developing country economy. The paper explored the relationship between these drivers for instant social, ecological entrepreneurship and small & medium enterprises to draw out the implication for policy, practices and contribution to the stakeholders. The study examined the relationship between sustainable entrepreneurship and economic development, while social entrepreneurship, ecological entrepreneurship, small and medium enterprise included as constant variable for this study. The study revealed positive significant relationship between the variables. The evidence form the current study suggests that, in countries where formal institutional mechanisms have less of an impact, intermediary organizations and other international communities can perform a proto � institutional role to help for overcoming the existing barriers to the economic development by sparking sustainable entrepreneurial activities. The findings imply that the drivers a long with sustainable entrepreneurship activity can help and support positively the economic development of a least developing country. This paper provides new insight into sustainable entrepreneurship and the motivation for stakeholders practices in an under researched developing economy context.