Kellogg CEO: Severe supply disruptions means ‘2021 is shaping up to be anything but business as usual’ 06-Aug-2021 By Gill Hyslop All of Kellogg’s 50+ factories around the world have been hit by supply shortages due to a range of disruptions, from a 10-day pandemic lockdown in Malaysia to civil unrest in South Africa, CEO Steve Cahillane told analysts on a conference call.