| DRILLING TOOLS TRADING COMPANY |
| DRILL MASTERS MARINE EQUIPMENT TRADING/L.L.C |
| DRILL MECH.HEAVY EQUIP.MAINT. |
| Drillmec SPA |
| DRILL SERV DRILLING EQUIPMENT TRADING L.L.C |
| DrillSOLV |
| DRILLTECH FZE |
| Drilltech Oil and Gas FZC |
| DRILLTECH OILFIELD EQUIPMENT MANUFACTURING AND SERVICES L.L.C |
| DRILLTECH Q VERITAS |
