Kayseri 2nd Air Supply and Maintenance Center Command

Ankara 1st Air Supply and Maintenance Center Command

Istanbul Pendik Shipyard Command

IETT (Istanbul Electric Tramway and Tunnel Operations) Garage

ITU (Istanbul Technical University)

YTU (Yildiz Technical University)

Bilge Steel Inc.

Teknogrant Ltd.

Fırat Metal Ltd.

Fampa Rubber Ltd.

Koza Rubber Ltd.

Ozlider Plastic Inc.

Kinay Mold Inc.

Istanbul Brake Systems Inc.

Gulmelet Galvanizing Inc.

Guven Brake Lining Ltd.

Kütahya Porcelain Inc.

Ural Composite Inc.

Cetinkaya Panel Inc.

Etien Industrial Lighting Ltd.

Yıldırımay Boiler & Dished Head Ltd.

Bahcivan Motor Inc.

Pansa Panel Radiator Ltd.

Altun Construction Elements Ltd.

Weger Motor Vehicles Inc.

Seyir Defence

Anadolu Composite

EM Electric

Gurso Technical