Unión_Fenosa
Unión Fenosa, S.A. was, until its acquisition by Gas Natural in 2009, a large Spanish company dedicated to the production and distribution of gas and electricity.
It installed capacity of 11,120 megawatts of power and 8.9 million customers.[2] The headquarters were in Madrid and the chairman was Pedro López Jiménez. Formerly a constituent of the IBEX 35 index, the company is a part of the Naturgy Energy Group.