Telefónica Colombia is the largest telecommunications company in Colombia.[1] The company was established in 1947 by Mariano Ospina Pérez. It is owned by the Spanish telecommunications company Telefónica and the Colombian government; the Colombian government has a 32.5% stake in Telefónica Colombia but is trying to sell that under favourable conditions for the sale.[2][3] The company is headquartered in Bogotá.