Gamesa Wind US LLC a subsidiary of Gamesa Eólica has been selected by Horizon Wind Energy (formerly Zilkha Renewable Energy), a wind energy developer owned by Goldman Sachs, for the supply of up to 600MW of wind turbines for projects located in the United States. The agreement between Gamesa and Horizon involves the supply of the full line of Gamesa G8X-2.0 MW products. Most of the manufacturing of these wind turbines will be carried out in the plants that the Spanish company owns in the US. The frame agreement initially calls for the supply of 400 MW with an option for an additional 200 MW. The turbines will be installed during 2006 and 2007. The estimated value of this frame agreement, depending on its final scope and the combination of the wind turbine models, could reach up to US$ 700 million.