Larrison is an IT and corporate management executive with over 21 years of experience directing technology infrastructure, database systems, and project operations within the telecommunications and financial sectors. He has designed and deployed initiatives across digital banking, fintech, cloud architecture, and data management. Currently, he serves as the Chief Technology Officer (CTO) of Tenece Professional Services. 

His career includes senior management and technical roles at global and regional institutions, including MTN Nigeria, MTN Group, Vennote Technologies, Digalance PYT SA, and United Bank for Africa (UBA). 

Larrison holds a BSc (Combined Honors) in Computer Science and Physics, a Master of Business Administration (MBA), and a PhD in Credit Management. His academic background is supplemented by executive leadership and technical training from international institutions, focusing on scalable enterprise systems and corporate governance.