Richmond, Va.-based Massey Energy Co. is the largest coal producer in central Appalachia, operating 47 underground and surface mines in Kentucky, West Virginia and Virginia.
It was founded in 1920 as a coal brokering business and began mining operations in 1945.
In 2009, Massey reported coal revenue of $2.3 billion and recorded net income of $104.4 million.
Massey reported employment of 5,851 at the end of 2009. The company has repeatedly fended off organizing drives by the United Mine Workers of America and the union currently represents 76 Massey employees, union spokesman Phil Smith said.