Dr. Koigi joined the board on October 28, 2015. She was the Managing Director of Postbank from 2005 to 2014. She has worked in various capacities in the financial sector including banking, business development and information communication technology. She has extensive training and experience in leadership, project management, product development, ICT and Microfinance. She holds a Doctorate of Business Administration from the Nelson Mandela Metropolitan University, an MBA and a BA both from the University of Nairobi. She is a fellow of the Institute of Certified Public Secretaries of Kenya and the Kenya Institute of Management. She sits on the boards of several companies.