The Ethics and Anti Corruption Commission(EACC) has netted five NCPB officials, an assistant chief, and a trader in the ongoing probe over the maize scandal.
According to the Director of Public Prosecutions Noordin Haji, the seven will be charged for their role in the irregular purchase of maize.
They are set to be charged in court on Tuesday.
Haji said there is sufficient evidence establishing criminal culpability on the seven arrested and four others still on the run.
Those netted include Kisumu silo manager Willy Kipkoech, deputy manager Jeremiah Omutsani, cashier Laban Momanyi, and Eldoret silo manager Renson Kibet Korir.
Others are Sio ward extension officer Thomas Kipkurgat Sang, Sinonim assistant chief David Barngetuny Korir, and trader Rodney Kimutai.
Those still being pursued are Kimumu Agricultural Officer Willy Sang and traders Victoria Jebet, Caroline Chepchumba, and Stephen Kiprop.
The suspects will be charged with conspiracy to commit an economic crime, willful failure to comply with law relating to management of public property, abuse of office, neglect of official duty, fraudulent acquisition of public funds, and dealing with suspect property.