The government coalitions are commonly examined regarding their effects on governments. Mostly on government formation process, governability of minority governments and government stability. Nevertheless, it also is likely to have significant effects on the structure and results of the executive branch, as is suggested by discussions of the politics of government organizations. In an exploratory comparative case of study, this article discusses and points out how the trajectory of governments coalitions is related to the trajectory of the executive branch structure, primarily in its increase, regardless of which the political system is.