| Emirates International Maritime Academy | Kenya Ministry of Finance |
| Uganda Ministry of Finance | Tullow Oil Uganda |
| Nigerian Civil Aviation Authority | Nigerian Meteorological Agency |
| Nigerian Airspace Management Agency | Nigerian Social Insurance Trust Fund |
| Federal Inland Revenue Service, Nigeria | Joint Admission & Matriculation Board |
| Nigerian Army Headquarters | Petroleum Equalization Fund, Nigeria |
| Petroleum Product Pricing & Regulatory Agency | Ministry of Trade & Investment, Nigeria |
| Nigerian Communications Commission | Nigerian Petroleum Exchange |
| NAPIMS / NNPC | Central Bank of Nigeria |
| Securities & Exchange Commission | Hyson Ltd (Subsidiary of NNPC) |
| Skye Bank PLC | Spring Bank PLC |
| Synergy Attorneys | Abuja Securities & Commodities Exchange PLC |
| UBA PLC | Unity Bank PLC |
| Tower Assets Management Ltd | ETB |
| Standard Chartered Bank | Oceanic Bank PLC |
| Fidelity Bank PLC | UBA insurance PLC |
| Globalcom | Federal Mortgage Bank of Nigeria |
| Nigerian Deposit Insurance Corporation | Nigerian National Petroleum Corporation |
| United Mortgage Limited, Lagos | First Bank of Nigeria, PLC |
| Union Bank of Nigeria PLC | Kakawa Discount House Limited |
| NNPC Pension Funds | Spring Capital |
| Taibah University, Medinah, Saudi Arabia | Liberia Telecoms |
| Kyambogo university, Uganda | Ghana Cocoa Board, Accra, Ghana |
| Investments & Securities Tribunal |