Den Norske Stats Oljeselskap A/S. (STATOIL), whose registered office is at Petroleumsveien 12, 4001 Stavanger, Norway.

Elf Aquitaine Norge A/S., whose registered office is at V/P.A.R.C., Dusavik, N—4001 Stavanger, Norway.

Marathon Petroleum Company (Norway) Utenlandsk Aksjeselskap, whose principal place of business is at Tollbodgaten 27, 0157 Oslo 1, Norway.

Norkse Hydro Produksjon a.s., whose registered office is at Drammensveien 264, Vaekero, Oslo, Norway.

Saga Petroleum a.s., whose registered office is at Maries vei 20, N—1322 Hovik, Norway.

Sunningdale Oils Norge A/S, whose registered office is at Wergelandsveien 7, Oslo 1, Norway.

Total Marine Norsk A/S, whose registered office is at Haakon VII’s Gate 1, N—0161 Oslo 1, Norway.

Ugland Construction Company A/S, whose registered office is at N—4891 Grimstad, Norway.