NERCO was an American mining company headquartered in Portland, Oregon, with interests in coal, natural gas, and oil.
The company also had significant operations in gold and silver mining, and manufacture of gallium arsenide wafers.
In August 1984, the company went public, selling 10% of its shares and trading on the New York Stock Exchange.
[2] In 1993, NERCO was acquired for $470 million (and assumption of debt) by the Kennecott Corporation, a Utah-based subsidiary of the Rio Tinto Group.
[4] Tom Albanese, the former chief executive officer of the Rio Tinto Group, joined that company when it acquired NERCO, which was his previous employer.