1. Bavelloni SpA
2. Benteler International AG
3. Biesse Group
4. Bottero S.p.A.
5. CMS Glass Machinery
6. Glasstech Inc.
7. Glaston Corporation
8. HEGLA GmbH & Co. KG
9. IGE Glass Technologies Inc.
10. Keraglass Industries S.r.l.
11. LandGlass Technology Co. Ltd.
12. LISEC Austria GmbH
13. OCMI-OTG S.p.A.
14. Siemens AG
15. SK Glass Machines (India) Pvt. Ltd.