1. Altus Intervention AS
2. Audubon Companies
3. Baker Hughes Company
4. Blue Fin Group Ltd
5. Chenergy Services Limited
6. EnerMech Ltd
7. Eunisell Limited
8. Halliburton Company
9. Hydratight Limited
10. Ideh-Pouyan Energy Co.
11. IKM Gruppen AS
12. Techfem S.p.A
13. Topline Limited
14. Trans Asia Pipeline & Specialty Service
15. Tucker Energy Services Holdings Inc.