Transportadora de Electricidad SA (TDE) is a Bolivia-based company primarily involved in the energy sector. As of July 1, 2002, it formed a part of Red Electrica Internacional, a subsidiary of Spanish Grupo Red Electrica. The Company specializes in the distribution of electric energy. Its power transmission system is present in six regions in Bolivia: La Paz, Cochabamba, Santa Cruz, Sucre, Oruro and Potosi. Additionally, TDE is involved in the maintenance of power lines, the supply of testing equipment for transformers, switches and wires, the operation of laboratories and dielectric oil filtration plants, among others. The Company is headquartered in Cochabamba, Bolivia.