- Federal Ministry of Education
- Federal Ministry of Health
- Cross River State Government
- Mercantile Bank of Nigeria
- Nigeria Telecommunication Limited
- Wemabod Estates Limited
- University of Nigeria, Nsukka
- Petroleum Trust Fund
- University of Ife
- Defola Chemical Industries
- Zambia High Commission
- Department of Petroleum Resources (DPR)
- Central Bank of Nigeria
- Oriental Hospitality and Tourism Company Ltd
- Financial Institutions Training Centre (FITC)
- Durimi Properties Limited, Abuja
- Asset and Resource Management Co. Limited