- United Electrotechnical Company PLC
- Address:Nr. 6, Koloman str. Sofia Bulgaria
- GLA Group
- Address:22 Tzar Boris III Varna 5113 Bulgaria
- omega groupe
- Address:xxxxx xxxxx xxxxx xxxxx Bulgaria
- State Recycling LLC
- Address:103, Osvoboditel str. Shumen Bulgaria
- Keymat Corporation
- Address:57-59 Borovo St. Sofia 1680 Bulgaria
- ASI-Sofia
- Address:Vitosha, 10 Ivan Peichev Str. Sofia Sofia 1164 Bulgaria
- Petar Kolev
- Address:Porto Lagos str Plovdiv Bulgaria
- Metalst
- Address:36, Milin Kamuk Str Sofia Bulgaria
- Bimex Engeneerig Ltd.
- Address:8 Plovdiv 4000 Bulgaria
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