- Geogroup Ltd
- Address:34 Ormana Str, Yambol, Bulgaria Yambol, Yambol
- Bulgarian Metal Tube
- Address:2 Ludovico M ilanese Lom, Montana
- Metal Tecnlnology Grou
- Address:Elemag Sofia,
- Master Steel Profile
- Address:12 Woodrow Wilson Plovdiv,
- Intratech Co.,Ltd.
- Address:62"BULGARIA"blvd. Sofia Bulgaria
- Credo Ltd.
- Address:3 Strachin str Sofia Bulgaria
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