OIL AND GAS
- Addax Petroleum Development Co. Limited
- Chevron Nigeria Limited
- Dredging Int'l Services Limited
- Total E & P
- Nigeria LNG Limited
- Nigerian National Petroleum Corporation (NNPC)
- Noble Drilling Nigeria Limited
- Oando Plc
- OBAT Petroleum
- Shell Petroleum Development Co.
- SNEPCO
- Hydrodive
- Transcoastal Marine
- Pan Ocean
- Acergy
- Schlumberger
- ExxonMobil
TELECOMMUNICATIONS
- Emerging Markets Telecommunication Services (EMTS)
- Airtel Nigeria
- MTN Nigeria Limited
MANUFACTURING
- British American Tobacco
- Cadbury Nigeria Plc
- Dangote Nigeria Limited
BANKING
- ECOBANK
- Heritage Bank
- First Bank of Nigeria Plc
- Union Bank Plc
- Access Bank Plc
- Mainstreet Bank
- Fidelity Bank Plc
- First City Monument Bank Plc
- Guaranty Trust Bank Plc
- Standard Chartered Bank Limited
- UBA Plc
- Sterling Bank
- Polaris Bank
CONSTRUCTION
- Trojan Estate
- P.W. Nigeria Limited
- Arab Contractors
PUBLIC SECTOR
- Nigerian Civil Aviation Authority
- Nigerian Maritime Authority (NMA)
- National Television Authority
- Nigerian Ports Authority
- National Judicial Institute