1. Advanced Composite Products & Technology Inc.
2. Amalga Composites
3. Atlas Fibre
4. Banline Pipeline Engineering Technology Co.Ltd
5. BLG Fiberglass Manufacturing
6. Chemical Process Piping Pvt. Ltd.
7. Columbia Industrial Products
8. EPSILON COMPOSITE SA
9. Exel Composites
10. Industrial Dielectrics Inc.
11. INOMETA GmbH
12. Norplex Inc.
13. NOV Inc.
14. Polygon Company
15. Reliance Industries Limited
16. Schlumberger Limited
17. Sinopec Group
18. SoluForce B.V. by Wienerberger Group
19. Solvay S.A.
20. Spaulding Composites Inc.
21. Strohm B.V.
22. The Gund Company Inc.
23. Thermoflex Pipes by Baker Hughes Company
24. Toray TCAC Holding B.V
25. Trelleborg Group