Social capital is used in interdisciplinary research as an analytical tool for explaining how culture, trust, and cooperation between people may be put into a function of general good, economic development and society in general. The objective of this paper consists of identification and analysis of status in the field of groups and networks, trust and solidarity, collective action and cooperation, information and communication, social cohesion and inclusion, and empowerment and political action, as key dimensions of social capital, and all in the context of overview of its significance in socio-economic development of Bosnia and Herzegovina. For the purpose of implementation of the named aim, a secondary and primary research has been conducted (by surveying 100 members of the top management teams in Bosnian and Herzegovinian SMEs). The research results show a relatively unsatisfactory status in the area of observed dimensions of social capital in Bosnia and Herzegovina, and the decision makers and creators of socio-economic policies should put in a more significant effort in the area of development of social capital which has a significant potential in the context of incitement of socio-economic development.