| Role | Member | Representative |
| President | DOW | Werner MERK, Kerry IRONS |
| Vice-President | Shell | Ray DICKINSON |
| Treasurer | IFP | Bertrand BRAUNSCHWEIG |
| Secretary | BP | Peter BANKS, Malcolm WOODMAN |
| Member | BASF | Ronald KLEIN |
| Member | TOTAL | Jacques BOUSQUET |
| Role | Member | Representative |
| President | DOW | Werner MERK, Kerry IRONS |
| Vice-President | Shell | Ray DICKINSON |
| Treasurer | IFP | Bertrand BRAUNSCHWEIG |
| Secretary | BP | Peter BANKS, Malcolm WOODMAN |
| Member | BASF | Ronald KLEIN |
| Member | TOTAL | Jacques BOUSQUET |