List Of Clients
IZESB prominent client comprise of companies as below:
| Petroliam Nasional Berhad (PETRONAS) |  |
| PETRONAS Carigali Sdn Bhd |  |
| PETRONAS Gas Bhd |  |
| PETRONAS Chemicals Methanol Labuan Sdn Bhd PETRONAS Chemicals Fertiliser Sabah Sdn Bhd PETRONAS Chemicals Fertiliser Kedah Sdn Bhd |  |
| PETRONAS Penapisan (Melaka) Sdn Bhd |  |
| Asean Bintulu Fertilizer Sdn Bhd |  |
| Sarawak Shell Berhad Sabah Shell Petroleum Company Limited |  |
| ExxonMobil Exploration & Production Malaysia Inc |  |
| Murphy Sarawak Oil Co Ltd |  |
| Lundin Malaysia BV |  |
| ConocoPhillips Sabah Gas Ltd |  |
| Kebabangan Petroleum Operating Company Sdn Bhd (KPOC) |  |
| Talisman Malaysia Limited |  |
| Petrofac Energy Developments Sdn Bhd |  |
| SapuraKencana HL Sdn Bhd SapuraKencana TL Offshore Sdn Bhd |  |
| SapuraKencana Energy Peninsula Malaysia Inc |  |
| PETRA Resources Sdn Bhd |  |
| E&P O&M Services Sdn Bhd (EPOMS) |  |
| PBJV Group Sdn Bhd |  |
