Wikipedia
Pechiney SA was a major aluminium conglomerate based in France. The company was acquired in 2003 by the Alcan Corporation, headquartered in Canada. In 2007, Alcan itself was taken over by mining giant Rio Tinto Alcan.
Prior to its acquisition, Pechiney grew to be the world's 4th largest producer and developer of aluminium products, employing 34,000 people and operating 320 manufacturing and sales facilities in 50 countries at the time it was purchased by Alcan. The group operated in all facets of the aluminium industry from bauxite mining to the development of sophisticated applications of metal products in addition to international commodities trading and brokerage of the metal on the London Metal Exchange (LME).
Pechiney gained worldwide recognition for its use of electrolysis technology, and was a leader in specialty packaging and aerospace applications.