1. Aygaz A.?.
2. BHIWADI CYLINDERS PVT. LTD.
3. Confidence Group
4. FABER INDUSTRIE S.P.A.
5. Hebei baigong high-pressure vessel co.ltd.
6. Hexagon Composites ASA
7. Jiangsu Minsheng Heavy Industries Co. Ltd.
8. Luxfer Group
9. Mauria Udyog Ltd.
10. Metal Mate Company Limited
11. PT PRAJAMITA INTERNUSA
12. Sahamitr Pressure Container PLC
13. Sahuwala Group
14. Shandong Huanri Cylinder International Trade Co. Ltd.
15. SSPV Group
16. Time Technoplast Ltd.
17. Worthington Industries Inc.