Intercolombia is a subsidiary of Interconexión Eléctrica S.A. (ISA) and part of its electric power transmission business unit. It offers high-voltage electricity transmission services, operating 75 substations and more than 10,309km of transmission lines, with a total installed capacity of 14,705 MVA. Most of the energy is transmitted through the Colombian electricity grid SIN. The company is currently developing over 25 projects, including the construction, enlargement, renovation and connection of transmission lines and power substations. Intercolombia was incorporated in 2014 and is based in Medellín, Colombia.