Dominant Success Factors of Managing Subcontractors by Main Contractors in Sustainable Development Project

Challenges faced by businesses, including a construction service sector, are involved. The complexity in a construction business stimulates construction project practitioners to cooperate and apply POAC (Planning, Organizing, Actuating, Controlling) management function well. However, there always problems during the construction process, like problems between contractor-subcontractor. A contractor plays roles as one who executes the plan, and a subcontractor works under the contactor's commands—the contractor-subcontractor relationship based on a legal contract. There is no research on the problems conducted on the base of POAC management perspectives yet. The samples of this research are contractor-subcontractor who was working on a skyscraper project in Jakarta. The research instrument conducted four dependent variables and 40 independent variables. Data analyzed with confirmatory factor analysis in 2 stages; each stage results in dominant numbers derived from the respondents' perception. The research finds that the most commonly occurring problem between them is actuating