BUA Cement Plc is the result of a merger between CCNN Plc and Obu Cement Company Plc (formerly Obu Cement Company Limited). Cement Company of Northern Nigeria (CCNN) was incorporated in 1962 and commenced operations in 1967, with an installed capacity of 100,000 mtpa at Kalambaina, Sokoto State. In 1985, a Line-2, with an installed capacity of 500,000 was commissioned; though the Line-1 was eventually decommissioned a year later due to its uneconomic mode of operation.