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| Baita Bihor SA Stei Private owned company, manufactures and markets dolomite, limestone used as Baita raw material in premixes and compound feed production and glass industry. |  |  |  
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| Rob-Sonea Oana PFA Traditional technique of stained glass in lead-colored glass, microfatetare (ground glass on the sides) Tiffany, merger, Sand blasting treatment, decorative glass, stained glass panels type. |  | 
| Zalder Rex SRL Oradea Artificial rocks, waterfalls, ponds, springs, special effects, turn bubble, bubble partition, special tanks, special lighting, fiber optic implantable artificial plaster or stone. |  |  |  |