Blue Bell Mining, Milling and Prospecting - 1891

Defender Gold Mining Company - 1901

Arcadia Mining Company - 1897

Bull Hill Gold Tunnel Company - 1897

Colorado Cripple Creek Cold Mining Company - 1894

Transvaal Gold Mining Company - 1901

C. K. & N. Mining Company - 1896

Gold Crater Mining Company - 1897

Stratton's Independence, Limited - 1899

Rio Grande Gold Mining Company - 1899