Engineering, procurement of materials and equipments of permanent installation, training, construction and commissioning of 2 transmission lines with voltage of 400 kV and a length of 424.2 km-c (LT Juile – Cerro de Oro 400 kV-154.28 km-c and LT La Ventosa – Juile 400 kV 270-6 km-c), and 3 substations with voltages of 400, 230 and 115 kV with a capacity of 2,125 MVA, 75 MVAr and 8 feeders (SE Cerro de Oro 400 kV, SE Juile + MVAr 400 kV and SE La Ventosa Bcos. 1, 2 and 3 400/230/115 kV). The titular of the Contract with CFE was constituted by ISOLUX, ELECTRICAS / EDEMTEC, PIDIRELYS (Electricas de Medellin/Edemtec has a participation of 21.02% on the project).