This article attempts to open up the 'black box' of the Russian Presidential Administration ('the Kremlin'). Borrowing from the literature on institutional presidencies and institutional approaches to authoritarianism, I argue that the administration institutionalised over the years of study, 1994-2012. More stable and predictable procedures enhanced administrative presidential powers but personalism and non-compliance with presidential orders remained. Original data on budget, staff, units, organisational structure and presidential assignments demonstrate that presidential power ought to be conceptualised as a polymorphous phenomenon that varies depending on the level of analysis. Researchers should refrain from over-personalising accounts of authoritarian regimes at the expense of more structural, organisational elements such as 'institutional presidencies'.'THE KREMLIN' HAS BECOME A METAPHOR ATTESTING TO THE alleged omnipotence of Russia's presidents. At the same time, it has remained an impenetrable 'black box' that supposedly prevents systematic, intersubjectively verifiable analysis. Opacity is a general