1. Ador Welding Limited
2. Air Liquide SA
3. Air Products and Chemicals Inc.
4. Colfax Corporation
5. Denyo Co. Ltd.
6. ESAB Group Inc.
7. Fronius International GmbH
8. Hilarius Haarlem Holland B.V.
9. Illinois Tool Works Inc.
10. Kemppi Oy
11. Kobe Steel
Ltd.
12. Lincoln Electric Holdings Inc.
13. Miller Electric Mfg. LLC
14. Obara Corporation
15. Panasonic Corporation
16. Tianjin Bridge Welding Materials Co. Ltd.
17. Voestalpine AG
18. WB Alloy Welding Products Limited