Ezekiel Oni holds a Bachelor of Science degree in Agricultural Economics from the University of Ibadan. He is a Fellow of the Institute of Chartered accountants of Nigeria (ICAN), an Associate of the Chartered Institute of Taxation of Nigeria and Institute of Capital.

He began his Accounting career with the KPMG Nigeria in 1991. In 1999 he joined Unilever of Nigeria Plc as a Treasury Accountants. He later moved to Haliburton Energy Service Nigeria Limited in 2000 as Central West African Accountant (CWA) and a Commuting Accountant to Halliburton Energy Services in Cameroun.

Ezekiel joined First Registrars in 2004 as Deputy Manager in charge of the Finance and Account Department. Currently, he is a Deputy General and the Head, Finance and Systems Division at First Registrars and Investor Services Limited.

He is a senior pastor in the Redeemed Christian Church of God and an Author.

He is married with Children.