Business Mogul and former Head of Civil Service Jeremiah Gitau Kiereini is dead. Kiereini died Monday evening at his Nairobi home at the age of 90. According to a statement by his family, Kiereini will be interred in a private ceremony on Thursday this week. President Uhuru Kenyatta, Retired Presidents Daniel arap Moi, and Mwai Kibaki are among leaders who have eulogized the late Kiereini.