Total E & P Nigeria Limited
Nigeria Bottling Company – Cocacola
World Heath Organization (W.H.O)
TechnipFMC Offshore Technologies Inc.
Nigerian Agip Oil Company Limited
Saipem Nigeria Limited
Cardbury Nigeria
Chi Limited
Dangote Refineries
Transocean Inc.
Profluid Oilwell Services Limited
Ivensys Limited
Shelf Drilling Nigeria Limited
Cardinal Securities Limited
MTN Communications Nigeria Limited
OLAM Nigeria Limited
The South African Embassy, Nigeria
The African Development Bank
AVIAM Offshore Nigeria Limited
Power Holding Company of Nigeria
ABB Nigeria Limited
Vallourec Nigeria Ltd
University of Port Harcourt
Rockson Engineering Nig. Limited
Equator Oil & Gas Nig. Limited
NUGI Industries Limited
Eleme Petrochemicals (Indorama) Ltd.