Oro Bailen is an oil mill located in the municipality of Bailén in Jaén in south of Spain, as the name of its brand indicates.

Bailén is at the gates of Andalusia, after the Despeñaperros on the slopes of Sierra Morena. Jaén as a whole and Bailén as an outstanding municipality of this province, is a privileged territory for the development of the olive grove. A territory with a high ecological value due to its rich fauna and flora typical of the Mediterranean climat