Worldgrid | 31,915 followers on LinkedIn. Worldgrid, an international subsidiary of ALTEN, is a unique player in smart energy. It delivers sophisticated integration projects and real time Smart Energy solutions to Energy & Utilities companies across the power, water, oil & gas value chains. Building on an unprecedented track record in the Energy & Utilities market, it has the capability to cover all business critical systems across the entire Energy & Utilities value chain from production, to transport, distribution and supply.