Arab Petroleum Pipelines (Sumed)
AS Norske Shell
Australian Institute of Petroleum  
BOTAS, Turkey  
BP Amoco
British Gas
Exxon Exploration
Exxon Norway
Hong Kong Government
Kuwait Environmental Protection Agency
Kuwait National Petroleum Company (KNPL)  
Local Port Authorities
Maritime and Coastguard Agency UK
Ministry of Defence UK  
Norsk Hydro
Oil and Natural Gas Commission, India
OSRL UK
Petroleos Mexicanos, Mexico  
Saudi Ports Authority
Shell Companies of Singapore
Statoil
Total  
United Kingdom Offshore Operators Association