The Pittsburgh Terminal Coal Company was a bituminous coal mining company based in Pittsburgh and controlled by the Mellon family. It operated mines in the Pittsburgh Coalfield, including mines in Becks Run and Horning, Pennsylvania. Unusually for that time in Pennsylvania, it hired African-American miners for some of its work.

The Mellon family is a wealthy and influential American family from Pittsburgh, Pennsylvania. The family includes Andrew Mellon, one of the longest serving U.S. Treasury Secretaries, along with famous members in the judicial, banking, financial, business, and political professions. Other notable figures include the prominent banker, R.B. Mellon, and his son R.K. Mellon, who provided funding and leadership for the first Pittsburgh Renaissance.