- IGK electronics Ltd.
- Address:Vladislavovo, Varna, Bulgaria,9023
- Emsyst- 6 LTD
- Address:
- Transgalactic Instrument
- Address:Gourko Str. 25
- TOP-Vision Grou
- Address:1 Adam Mickevich Street
- Measurement Systems LTD
- Address:18 Pop Manol Str.
- Pirate Elektroniks LTD
- Address:Benkovski 27
- Pirate Electronics Ltd.
- Address:Other, Bulgaria
- NEW PRECISE INDUSTRIAL LIMITED
- Address:NO.1 Beida Road, Jiangshan Touwn Ningbo, China, Bulgaria
- GetAMO Ltd.
- Address:
- Aris ET
- Address:4 Angel Chopev str
- DeepTech
- Address:Trakija8
- GPS SERVICES LTD
- Address:15 Tintyava, Sofia, Sofia, Bulgaria
- Milkotester LTD
- Address:Hristo Botev 49
- TOP-Vision Group
- Address:1 Adam Mickevich Street
- Mira-Milk Ltd
- Address:8 Main Str.
- Silita Development Ltd
- Address:7, T. kukli Str., Bulgaria, Other, Bulgaria
- Eon Trading
- Address:19, Industrial Area P. B. 409
- Prim 41 Ltd
- Address:Samuil 15 A Str, Varna, Varna, Bulgaria
- Vivax Group Ltd.
- Address:Str. Strandja 88-90
- SisiShop
- Address: