1. Activation Laboratories Ltd.
2. ACZ Laboratories Inc.
3. AGAT Laboratories Ltd.
4. Alex Stewart International
5. ALS Limited
6. Bureau Veritas SA
7. CGG
8. Cotecna Inspection S.A.
9. Enviros Limited
10. Eurofins Labtium Oy
11. Geochemic Ltd.
12. GeoMark Research
13. Infineum International Limited
14. SGS SA
15. Weatherford International