Purpose– The purpose of this paper is to shed light on how the relational capital of the information technology (IT) department creates value in organizations. In addition, the paper presents a multi-dimensional scale to measure and manage relational capital in the IT department.Design/methodology/approach– In the first, explorative phase of the study, interviews and focus groups were conducted in order to develop a new measurement scale, which was subsequently tested through a survey questionnaire (212 respondents).Findings– This research suggests that the relational capital of the IT department is a very important resource for the creation of strategic value. The statistical analysis conducted for this study confirmed the validity and reliability of the novel scale developed to measure this resource. Finally, thanks to factor analysis, five dimensions for the scale were identified.