The paper discusses the issue of improving the management system of the energy complex sustainable development at the territorial level from the perspective of ensuring energy security. It proposes the management models of the electric power and heat supply territorial systems development that allow taking into account current trends of expanding the use of market mechanisms to manage territorial energy production and to ensure a balance of interests of management subjects at various organizational levels. Based on a multidimensional statistical analysis for selected groups of Russian regions, it gives recommendations on choosing a priority strategy to reduce the energy intensity of the gross regional product.