Copperbelt Energy Corporation PLC (LUSE:CEC) is in talks with Old Mutual plc (LSE:OML), Africa's largest insurer, to sell it a stake in a $220 million hydropower project in the country's northwest. “We are speaking to them and they seem to be very interested,” Hanson Sindowe, Chairman of the power supplier, said in an interview on June 2, 2015 in Lusaka, the capital of Africa's second-largest copper producer. “They are carrying out their own due diligence.”