Mr Frimpong serves on the Board of a number of institutions including, Finance Committee of Ghana Chamber of Commerce and other Private Companies in Ghana. He has worked for national and international public institutions such as managing DFID and IDA donor funds at Ministry of Public Sector Reform, Ghana, and working with the Finance Team of Milton Keynes Council, United Kingdom. Fosu has provided leadership in the execution of several jobs for private institutions such as Electronic Data System (EDS), UK; Open University, UK; First National Savings and Loans (GN Bank) amongst others. Mr. Frimpong is a business consultant with many years of experience in business processes, project incubation and implementation, SME business diagnostics, business plan review and preparation, business structuring and proposal writing.