| FMC-NUROL | ANKARA |
| NCR | ANKARA |
| LOCKHEED | ANKARA |
| ARÇELİK | ÇAYIROVA / İSTANBUL |
| ARÇELİK | ANKARA |
| HALLEY BURTON | ANKARA |
| HİLTON | ANKARA |
| HACETTEPE ÜNİVERSİTESİ | ANKARA |
| BRITISH AIRWAYS | ANKARA |
| UNITED TECHNOLOGIES | ANKARA |
| ALTAY ŞİRKETLER GRUBU | ANKARA |
Security Systems
| FMC-NUROL | ANKARA |
| NCR | ANKARA |
| LOCKHEED | ANKARA |
| ARÇELİK | ÇAYIROVA / İSTANBUL |
| ARÇELİK | ANKARA |
| HALLEY BURTON | ANKARA |
| HİLTON | ANKARA |
| HACETTEPE ÜNİVERSİTESİ | ANKARA |
| BRITISH AIRWAYS | ANKARA |
| UNITED TECHNOLOGIES | ANKARA |
| ALTAY ŞİRKETLER GRUBU | ANKARA |
