| Austria | ÖBB |
| Belgium | SNCB-NMBS |
| Canada | VIA Rail |
| Denmark | DSB Public Architects Rail Net Denmark |
| Finland | VR-Group Ltd |
| France | AREP RATP Réseau Ferré de France SNCF |
| Germany | DB Mobility Logistics AG DB International GmbH DB Station & Service AG DB Services Immobilien GmbH DB AG |
| Great Britain | Network Rail Railway Heritage Trust SWT Development IARO British Airports |
| Greece | ERGOSE SA |
| Hungary | MAV – Real Estate Division Invitel |
| Ireland | Iarnród Éireann / Irish Rail |
| Italy | RFI |
| Netherlands | Bureau Spoorbouwmeester Movares BV ARCADIS NS Prorail |
| Japan | Central Japan Railway Company (JR Central) Japan Railway Construction Transport and Technology Agency (JRTT) East Japan Railway Company (JRE) JR East Design Corporation (JRED) Kyushu Railway Company (JR Kyusyu) West Japan Railway Company (JR-West) JR West consultants company (JRNC) JR East Facility Management Seibu Railway Hokkaido Railway Company (JR Hokkaido) Koken Architects, INC |
| DUBAI | RTA – ROADS & TRANSPORT AUTHORITY |
| Marocco | ONCF Moroccan National Railways |
| Norway | Linje Arkitekter as Jernbaneverket National Rail Administration |
| Portugal | CP Comboios de Portugal EPE REFER National Railway Infrastructure |
| Singapore | Land Transport Authority |
| Spain | ADIF Renfe Operadora FGC Catalan Railways INECO ESTOA Arquitectura y Gestión Ministry of Transport-Spain ARQUITECTURA Y TERRITORIO |
| Sweden | BANVERKET Trafikverket Swedish transport administration EX Jernhusen, Business Unit Stations Resenärsforum |
| Switzerland | Alras GmbH/Rail Design Switzerland SBB – Schweizerische Bundesbahnen I-Designoffice GmbH |
| USA | AMTRAK Rail Plan International Amtrak Comm 6 C4IDT National Railroad Passenger Corporation Parsons Brinckerhoff Argus Consulting Vergarastudio headquarters Port Authority of New York and New Jersey Metro North D.B. Kenyon Comm 6 CH2M Hill TKDA Comm 6 |
