Mercados – Aries International have been engaged by @ELES – the electricity Transmission System Operator of @Slovenia as Consultant for the implementation supervision of a large-scale Battery Energy Storage System (@BESS) to be connected to Slovenian power grid. This investment is part of the innovative international smart-grid @SINCRO.GRID Project, which is co-financed by the EU. Within this project, two (x2) batteries of 5MW/25MWh (total of 50MWh) will be installed at two different locations of the grid to enhance adaptation of the electricity system to modern challenges in operation. Our experts will provide complete set of supervision consultancy services throughout this project, ranging from detailed design revision to testing and commissioning verification support, as well as contentious project progress and management assistance.