THESAURUS
directorate
board, board of directors, board of regents, board of trustees, bureaucracy, cabinet, cadre, captainship, chairmanship, convenership, council, custody, dictatorship, directorship, directory, executive arm, executive committee, executive hierarchy, foremanship, generalship, governing board, governing body, governorship, guardianship, headship, hierarchy, higher echelons, higher-ups, infrastructure, intendancy, interlocking
directorate, leadership, management, managership, mastership, ministry, officialdom, overseership, prelacy, presidency, proctorship, ruling class, ruling classes, sovereignty, steering committee, stewardship, superintendence, superintendency, supervisorship, the Establishment, the administration, the authorities, the brass, the executive, the ingroup, the interests, the people upstairs, the power elite, the power structure, the top, them, they, top brass