VERWEİSE

TCDD (Turkish Republic State Railways)

https://www.tcdd.gov.tr

METRO İSTANBUL

https://www.metro.istanbul/

DOGUS CONSTRUCTION

https://www.dogusinsaat.com.tr

İSBAK (İstanbul Bilişim Ve Akıllı Kent Teknolojileri)

https://www.isbak.istanbul

TCDD TEKNİK A.Ş

https://www.tcddteknik.com.tr

BAYBURT GRUP A.Ş.

https://bayburtgrup.com.tr

KOLİN KALYON CENGİZ (KKC) KKC MARMARAY İNŞAAT ADİ ORTAKLIĞI

https://www.kolin.com.tr/tr

https://kalyonholding.com

https://www.cengiz-insaat.com.tr

ASAŞ

https://www.asastr.com

AGA-ENERGIE

https://www.agaenerji.com

ALARKO-MAKYOL ORDENTLICHE PARTNERSCHAFT

https://www.alarko.com.tr

https://www.makyol.com.tr

Emay International Engineering and Consulting Inc.

http://www.emay.com

TÜLOMSAŞ (Turkey Locomotive and Engine Industry Inc.)

https://www.tulomsas.com.tr/

YHT (Hochgeschwindigkeitszug)

ÖZGEN GROUP

https://www.ozgengroup.com.tr

ABB GROUP

https://new.abb.com

Hi-SimuX-Schienensystem-Simulationspaket

https://www.hisim.com.tr

TAŞYAPI İNŞAAT SANAYİ VE TİCARET A.Ş.

https://www.tasyapi.com

TRAM İZMİR

http://www.tramizmir.com

Altınok Müşavirlik Mühendislik A.Ş.

https://altnokmuhendislik.business.site

BURULAŞ

https://www.burulas.com.tr