The Basque Mondragon Corporation [0] is actually very impressive:
It is the seventh-largest Spanish company in terms of asset
turnover and the leading business group in the Basque
Country. At the end of 2012, it employed 80,321 people in
289 companies and organizations in four areas of activity:
finance, industry, retail and knowledge.
[0] http://en.wikipedia.org/wiki/Mondragon_Corporation