HSC® REFERENCE LIST - MAKING THE RIGHT CONNECTION
HSC® (High Sealed and Coupled) has been pre-qualified and sold to the following Oil and Gas Companies:- June 2008
 | ADCO-ADMA-ZADCO (National Oil Company of Abu Dhabi) | | MND Services |
| Agip | | NIDC (National Iranian Drilling Company) |
| Amerada Hess | | Occidental Petroleum |
| Anadarko | | ONGC (National Oil Company of India) |
| Apache | | Organisation Ourhoud |
| Aral Petroleum Corporation | | O'Ztashqineftegaz (National Oil Company of Uzbekistan) |
| BHP Billiton | | PEDEC (Petroleum Engineering and Development Company Iran) |
| British Gas | | Perenco |
| Burlington Resources | | Petrobel |
| Caspian Gas Corporation | | Petroms |
| Cepsa | | PTTEP (National Oil Company of Thailand) |
| Chevron Texaco | | Repsol |
| Gaz de France | | Shell Al-Furat |
| Groupement Berkine | | Sonatrach (National Oil Company of Algeria) |
| IOOC (Iranian Offshore Oil Company) | | SPC (National Oil Company of Syria) |
| KOC (National Oil Company of Kuwait) | | Total Fina Elf |
| Lasmo | | TPAO (National Oil Company of Turkey) |
| Maersk Oil |
