Kusamotu, Sunmonu Olayiwola was admitted in 1961 to the Inner Temple, London and the Nigeria Bar in 1963. He is also a graduate of the London School of the Economics and Political science. He served as pioneer director of Nigeria telecommunications (NITEL), a state-owned sole national operator. He also served on the Commission of inquiry which looked into petroleum scarcity at one time. He is a consummate litigator and advocate.