This research is build a social capital models and their influences on the organizational performance. This research examines empirically and analyzes the influences of social capital in forms of network quality and trust, innovations of organizational performance. he populations in this research were the medium furniture businesses in Central Java. This research took sample as many as 127 respondents. The respondents were the managers/medium wooden furniture business owners with the manpower ranging from 20 to 100 people. Data collection technique used questionnaires, and focus group discussion with the managers/business owners. The used technique of analysis was the Structural Equation Modeling (SEM) with Amos Ver.5.0 softwere. The examination on the influence of the moderation of environmental adaptability properties used the Multi-Grouped Sequential Equation Modeling. The theoretical finding in this research is that, it is able to explain (1) uncertainity of the roles of social capital , network and trust in improving organizational performance (3) Uncertainity of the role of innovation in mediating the social capital orientation on the organizational performance (4) Uncertainty of the role of environment moderating the causal relationships among social capital, innovation and organizational performance, and (6) it is able to add the literature concerning social capital orientation, especially the matters concerning wooden furniture medium business, which are still relatively limited.