Mr. A.A. Bello was born in Osogbo on 18^th March, 1966. He hails from Osogbo, in Osogbo Local Government Area of Osun State.

         He attended Ansar-Ud-deen Primary School, Gbonmi (Sabo Area) Osogbo (1972-1977) and Saint Lawrence’s Grammar School, (Imo) Ilesa Osun State (1979-1983) for both First School Leaving Certificate and West African School Certificates respectively.

         He later proceeded to the Ondo State University (now University of Ado-Ekiti) Ado Ekiti, Ekiti State, Nigeria to study Political Science where he bagged his B.Sc (Hons) Political Science in 1989. He did his mandatory National Youth Service in the year 1990 – 1991 in Anambra State (now Enugu State). He was later admitted into the University of Ilorin, Ilorin, Nigeria to pursue his Masters Degree in Public Administration (MPA) and completed the programme in 1995.

         Mr. Bello joined the services of Osun State as an Administrative Officer II, GL.08 on 23^rd October, 1998 and his appointment was confirmed on 23^rd October, 2000. He had served in several Ministries and Agencies of Government in different capacities which include amongst others: Ministry of Information, Ministry of Lands and Physical Planning, Ministry of Health, Osun State Planning Commission, Office of the Governor (Protocol & Government House), Ministry of Local Government and Chieftaincy Affairs, Civil Service Commission and Ministry of Finance.

         He was appointed as Permanent Secretary on 30^th May 2023 and he is presently the Permanent Secretary, Ministry of Finance, Osun State.