1. TechnipFMC plc
2. McDermott International Inc.
3. Saipem S.p.A.
4. Sembcorp Marine Ltd.
5. Petrofac Limited
6. Fluor Corporation
7. KBR Inc.
8. Subsea 7 S.A.
9. Chicago Bridge & Iron Company (CB&I)
10. WorleyParsons Limited