| Company Name | Type | Status |
|---|---|---|
| PetroLog Limited | Private company limited by shares | Live |
| PETROLOG INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Live Ceased dormancy on 25-Feb-2002 |
| PETROLOG MARINE SERVICES LIMITED | Private company limited by shares | Dissolved |
| EASTERN PETROLOGY LIMITED | Private company limited by shares | Dissolved |