Itohan has an illustrious Banking career spanning over 16 years across leading financial institutions in Nigeria. She started her Banking career with the defunct Citizen International Bank (now Enterprise Bank) where she served from 1997-2006 and had successful stints in marketing, customer service and treasury operations. After her 9 years sojourn with Citizen Bank, Itohan moved to the defunct Intercontinental Bank Plc (now Access Bank) where she worked for 3 years from 2006-2009 as Branch Operations Manager NNPC and was elevated to the role of Relationship Manager/Head of Marketing Cadastral Branch in charge of among other things including liquidity management and managing currency risk. She later became the pioneer Branch Manager of the flagship Maitama Gana street branch of Intercontinental Bank.

From 2009-2013, she moved to Standard Chartered Bank Plc as a Branch Manager and deputizing Regional Manager covering Abuja and the Northern Region. In 2013, Itohan moved her expertise to the public sector and is currently serving with Nigerian Bulk Electricity Trading Plc firstly as the pioneer Treasurer overseeing over US$800 million of capitalization and payment platform of the Nigerian Electricity Supply Industry and now as the Head of Guarantees and Risk management where she is responsible for the suite of Guarantees in form of Partial Risk Guarantees, Put Call Option Agreements and other payment guarantees available from time to time. She also doubles as the Chief Risk Officer responsible for the Enterprise Risk Management of the organization.

Itohan has attended many professional courses both locally and internationally, is a fellow of the Chartered Institute of Finance and Control, Nigeria (FCIFC), an Associate of the Chartered Institute of Bankers (CIBN) and a Member of Nigerian Institute of Management (NIM). She is happily married and blessed with three children.