Coalite Company; 1917-2004; Coking company with a works near Bolsover, opened 1937, closed 2004.
Staveley; Staveley Coal and Iron Company Limited; 1864-1948; iron, coal and chemicals company
Wingerworth; Avenue Carbonisation and Chemical Plant; 1956-1992; Smokeless fuel plant
Bryan Donkin Company Ltd of Chesterfield, engineering firm