- ANEL Electrical Engineering and Contracting Co. Ltd.
 - Electrical contractor. In Turkish and English. - Cimtas
- Engineering, fabrication and erection of steel structures.
- Karun
- Distributor, service provider and consultant for dust suppression systems and chemicals. Also an insurance broker for engineering and construction. In English and Turkish.
- Sem Parke
- Manufacturer of wood parquet, flooring, skirting, and staircases for buildings using oak, walnut, ash, beech.
- STFA Group of Companies
- Engineering and building roads, bridges, dams, ports, tunnels, and foundations.
- Yalcinkaya
- Marble and granite industry and trade.
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