1. AGR Group ASA
2. Baker Hughes Company
3. Emerson Automation Solutions
4. Expro Group
5. FMC Technologies Inc.
6. Halliburton Company
7. Helix Energy Solutions Group Inc.
8. MB Petroleum Services LLC
9. Mineral Technologies Inc.
10. Oil States International Inc
11. PTS Production Technology & Services Inc.
12. Rockwater Energy Solutions Inc.
13. Schlumberger Limited
14. SGS S.A.
15. TechnipFMC plc
16. Tetra Technologies Inc
17. The Integra Group Inc.
18. Weatherford International Ltd.