The productivity of the organization depends on the efforts of a leader to control his staff through
two-way communication. The aims of this research are to determine the vertical information
flow, leadership style, the climate communication between leaders and subordinates, and the role
of the three at Corporate Communications division of PT Pertamina (Persero). Theories and
concepts used are systems theory, 3-D theory, organizational communication, internal
organizational communication, information flow, leadership, leadership style and
communication climate. This type of research is qualitative and the research method used is a
case study. The flow of information on the division of Corporate Communication takes place
smoothly between VP with managers, but not with the officers. Corporate Communication has a
benevolent authoritative leadership style. The climate of communication between the manager
and the chief VP in Corporate Communications division can be said to be less good. The flow of
information that occurs is one of the characteristics of benevolent authoritative leadership style,
which played a role in poor climate communication that occurred between VP with subordinates.
Keywords :
Communication Climate, Information Flow, Leadership Styles, Vertical Information Flow