Sir Daniel Charles Gyimah is a professional Chemical Engineer as well as a Chartered Banker with over thirty (30) years experience. He is a Fellow of both the Ghana Institution of Engineers and Chartered Institute of Bankers (Ghana).

For almost a decade, he was the Private Sector Adviser to the Ghana Mission of the United States Agency for International Development (USAID).

Sir Gyimah served as the Managing Director of Eximguaranty Company (Ghana), a company engaged in Financial Guarantees business in Ghana, from 1998 to 2001. He also served as the Managing Director of the National Investment Bank from 2001 to 2009.

He was appointed as the Chairman of the Board of Directors of the Global Food Processing Company, Nestle (Ghana) Ltd, and the First Ghana Building Company Ltd.

Additionally, Sir Gyimah was the Chairman of the Metro Mass Transit Company Ltd, a company which runs intra and inter-city transport services in Ghana. He held Directorship position of the Global Petrochemical Company, the TOTAL (Ghana) Ltd and the AU Development Company Ltd, a real estate development company.

In the field of academia, he was the Chairman of the Council of the University for Development Studies (UDS), and also served as a member of the Governing Board of the Catholic University of Ghana for ten (10) years.

Currently, Sir Gyimah is an independent financial and engineering consultant in the AS Johnson and Associates.