 He attended the Surulere Baptist Primary School between 1972 and 1978, the Lagos Baptist Academy in 1978 after which he gained admission into the University of Lagos where he obtained a bachelor's degree in Computer Science between 1983 and 1987.Adebise has a master's degree in Business Administration (MBA) from the Lagos Business School and attended the Advanced Management Program (AMP) of the Harvard Business School.Adebise worked as a Programmer/Systems analyst at an indigenous Information technology company in Nigeria in 1988 before he started his banking career at the Information technology department of Chartered Bank (Now Stanbic IBTC bank).