 This sector is considered to be the most challenging Ministry in Nairobi County, and there is no doubt the Governor of Nairobi, needed someone with proven record of change management, to help sort out the problems in the sector.Khaemba was the person he settled for.In 2015 Christoper Khaemba teamed up with Oliver Sabot, Oliver Rothschild and Chinezi Chijioke to establish Nova Pioneer in Kenya.