Rail Research UK

China
China Academy of Railway Sciences
China Railway Science and Technology Net

Czech Republic
Czech Railway Research Institute

Europe
European Rail Research Advisory Council (Errac)
Eurailtest

India
Research Designs and Standards Organisation (RDSO)

International
International Association of Railway Operations Research (IAROR)

Japan
Railway Technical Research Institute (RTRI)

Korea
Korea Railroad Research Institute (KRRI)

Netherlands
Technical University of Delft Railway Engineering

Poland
Railway Scientific and Technical Centre (CNTK)

Russia
Russian Railway Research Institute

Sweden
Chalmers Competence Centre in Railway Mechanics (Charmec)

USA
Railroad Research Foundation
Transportation Technology Center Inc (TTCI)
University of Illinois Railroad Engineering Programme

Southern Africa Railways Association

Argentina
Argentina Railways Institute (Fiaf)

Australia
Australasian Railway Association Inc
Australian Railway Industry Corporation (ARIC)
Railway Technical Society of Australia (RTSA)

Brazil
National Association of Railway Transport (ANTF)

Britain
Association of Train Operating Companies (ATOC)
Chartered Institute of Logistics & Transport (Britain)
Institution of Railway Signal Engineers (IRSE)
PTEG (Representing seven PTEs)
Rail Freight Group
Railway Industry Association (RIA)
Young Railway Professionals

Canada
Association of Regional Railways of Canada (ARRC)
Canadian Urban Transit Association 
Railway Association of Canada

China
China Acadamy of Railway Sciences (Cars)

Europe
Association of the European Railway Industry (Unife)
Community of European Railway & Infrastructure Companies (CER)
Eurofima
European Association for Railway Interoperability (AEIF)
European Intermodal Association (EIA)
European Federation of Railway Trackworks Contractors (EFRTC)
European Rail Freight Association (ERAF)
European Rail Freight Customers Platform (ERFCP)
European Rail Infrastructure Managers (EIM)
European Railway Research Advisory Council (ERRAC)
European Railway Wheels Association (ERWA)
European Rail Traffic Management System (ERTMS)
Foundation for Railway Infrastructure Development
Intercontainer-Interfrigo
International Union of Combined Road-Rail Transport Companies (UIRR)
International Union of Private Wagons (UIP)
Nordic Association of Railway Professionals (NJS)
Union of European Railway Engineer Associations (UEEIV)

France
Railway Industry Association (FIF)
Railway Engineers & Executives Association (AFFI)
GART (Association of Transport Authorities)
Nord-Pas de Calais Railway Industry Association (AIF)

Germany
VDEI (German Association of Railway Engineers)
VDV (Association of Transport Operators)

International
Arab Union of Railways 
International Air Rail Organisation (IARO)
International Heavy Haul Association (IHHA)
International Organisation of Overhead Catenary Engineers (IOOCE)
International Transport Forum
International Union of Public Transport (UITP)
International Union of Railways (UIC)
Latin American Association of Underground Networks & Subways (ALAMYS)
Organisation for Railway Collaboration (OSShD/OSJD)

Iran
Iranian Association of Rail Transport Engineering

Italy
Italian Association of Railway Electrical Industries (ASSIFE)
Italian Railway Certification and Safety Organisation (Cesifer)

Japan
Association of Japanese Private Railways
High Speed Surface Transport
Japan Overseas Rolling Stock Association (Jorsa)

Korea
Korea Rolling Stock Industries Association (Korsia)

Brazil
TAV Brasil high-speed project

| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |

Adelaide
Adelaide Metro

Amsterdam
Amsterdam Transport (GVB)

Ankara
Ankara Metro

Antwerp
de Lijn Antwerp

Athens
Athens-Pireaus Electric Railways
Attiko Metro

Atlanta
Marta

Augsburg
Augsburg Transport

Bangkok
BTS SkyTrain
MRTA

Baltimore
Maryland MTA

Barcelona
Barcelona Metro

Basle
Basleland Transport
Basle Transport Authority (BVB)
Regio S-Bahn Basle

Beijing
Beijing Subway

Belgium
Belgium-Flanders Transport (De Lijn)

Belo Horizonte
Belo Horizonte Transport

Berlin
S-Bahn
Berlin Transport Authority (BVG)

Bern
Bern City Transport
Bern S-Bahn

Bielefeld
Bielefeld Transport

Bilbao
Bilbao Metro
EuskoTran

Birmingham (Britain)
Centro
Midland Metro

Bochum
Bochum-Gelsenkirchen Tramway (Bogestra)

Bonn
Bonn Transport Authority

Bordeaux
Bordeaux Urban Community

Boston
Massachussets Bay Transit Authority (MBTA)

Brasilia
Brasilia Metro

Bratislava
Bratislava Transport (DPB)

Braunschweig
Braunschweig Tramway

Brazil
Brazilian Urban Trains Company

Bremen
Bremen Tramway (BSAG)

Brisbane
Airtrain Citylink

Brno
Brno Public Transport

Brussels
Brussels Metro (STIB)

Bucharest
Bucharest City Transport (RATB)
Bucharest Metro

Budapest
Budapest Transport (BKV)

Buenos Aires
Metrovias

Buffalo
Buffalo Metro Rail (NFTA)

Busan
Busan Urban Transit Authority

Calgary
Calgary Transit

Cali
Cali Metro Project

Caracas
Caracas Metro

Charleroi
Charleroi (TEC)

Chemnitz
Chemnitz Transport (CVAG)

Chicago
Chicago Regional Transportation Authority
Chicago Transit Authority
Metra
Northern Indiana Commuter Transportation District

Cleveland
Greater Cleveland RTA

Cologne
Cologne Transport Authority (KVB)
Cologne-Verkehrsverbund Rhein-Sieg

Cottbus
Cottbus Transport

Copenhagen
Copenhagen Metro

Croydon
Croydon Tramlink

Czech Republic
Urban Transport in Czech Republic

Dallas
Dallas Area Regional Transportation (DART)

Darmstadt
HEAG Bus & Rail

Delhi
Delhi Metro Rail Corporation

Denver
RTD
Southeast Corridor project

Detroit
Detroit People Mover

Dortmund
Dortmunder Stadtwerke

Dresden
Dresden Transport Authority (DVB)

Dubai
Dubai RTA

Dublin
Dublin Light Rail (LUAS)

Duisburg
Duisburg Transport

Düsseldorf
Rheinbahn

Edmonton
Edmonton Transit

Erfurt
Erfurt Transport

Essen
Essen Transport (EVAG)

Florence
Florence Tramway

Frankfurt-am-Main
Frankfurt Transport (VGF)
Rhein-Main Verkehrsverbund (RMV)

Freiburg
Freiburg Verkehrs

Fukuoka
Fukuoka City Subway

Geneva
Geneva Transport (TPG)

Genoa
AMT

Glasgow
Strathclyde Passenger Transport

Görlitz
Görlitz Transport (VGG)

Gothenburg
Gothenburg Transport

Graz
Graz Transport Authority (GVB)

Grenoble
Semitag
SMTC

Hague. The
HTM

Halle
Halle Transport (HAVAG)

Hamburg
Hamburger Hochbahn (U-Bahn)
Hamburg S-Bahn
Hamburg-Verkehrsverbund (HVV)

Hannover
Uestra

Heidelberg
Heidelberg Tramway (HSB)

Helsinki
Helsinki Transport

Hong Kong
KCR Light Rail
MTR

Houston
MetroRail

Inchon
Inchon Subway Corp

Innsbruck
Innsbruck Transport Authority

Istanbul
Istanbul Transport

Izmir
Izmir Metro

Kaohsiung
Kaohsiung Metro

Karlsruhe
Karlsruhe City Transport

Kassel
Kassel Transport (KVG)

Kharkiv
Kharkiv Metro

Kobe
Kobe New Transit

Krakow
Krakow Tramway

Krefeld
Krefeld (SWK)

Kuala Lumpur
Express Rail Link
Monorail
PUTRA
STAR

Kyiv
Kyiv Metro

Kyoto
Kyoto City Transport

Lausanne
Lausanne Regional Transport (TL)

Leipzig
Leipzig Transport Authority (LVB)

Lille
Transpole

Lima
Lima Metro (AATE)

Linz
Linz AG
Linz Transit

Lisbon
Carris
Fertagus
Lisbon Metro

Liverpool
Merseytravel

Lodz
Lodz Transport (MPK)

London
Croydon Tramlink
Docklands Light Railway
London Underground
Transport for London

Los Angeles
Metrolink
Metro

Lucerne
Lucerne S-Bahn

Lyon
Lyon Transport

Madrid
Madrid Metro

Magdeburg
Magdeburg Transport Authority (MVB)

Mainz
Mainz Transport

Manchester
Metrolink
Transport for Greater Manchester

Manila
Light Rail Transit Authority (LRTA)
Metrostar Express

Mannheim
Mannheim Transport (MVG)

Marseille
Marseille Metro (RTM)

Mashhad
Mashhad Urban Railway Corp (Murco)

Melbourne
Metlink
Metro Trains Melbourne
Yarra Trams

Memphis
MATA

Messina
Messina Light Rail

Miami
Miami-Dade Transit
Tri-Rail (South Florida RTA)

Milan
Milan Metro
Milan Transport (ATM)

Minneapolis
Minneapolis Metro Transit

Monterrey (Mexico)
Monterrey Light Rail

Montpellier
Montpellier Transport (TAM)

Montreal
STM Metro

Moscow
Moscow Metro

Mulhouse
Solea

Munich
Munich S-Bahn
Munich Transport (MVG)

Nagoya
Nagoya Subway

Nantes
Nantes Light Rail (TAN)

Naples
Naples City Transport (ANM)
Naples Metro

New Jersey
NJ Transit

New Orleans
New Orleans RTA

New York
New York City Subway
Metropolitan Transport Authority

New York/New Jersey
Port Authority (PATH) and JFK Rail Link

Newcastle-upon-Tyne
Tyne & Wear Metro

Nice
Nice Tramway

Nottingham
Nottingham Express Transit

Novisibirsk
Novisibirsk Metro

Nuremberg
Nuremberg Transport (VAG)
Nuremberg Verkehrsverbund (VGN)

Oberhausen
Oberhausen Transport (Stoag)

Orleans
Orleans Tramway

Osaka
Osaka Metro
Osaka Monorail

Oslo
Oslo T-Banen (metro)
Oslo Trams
Oslo Transport Authority (KTP)

Ostrava
Ostrava Tramway (DPO)

Paris
Paris Metro (RATP)

Perth
Transperth

Philadelphia
PATCO
SEPTA

Pittsburgh
PAT

Portland
Portland Streetcar
Tri-Met

Porto (Portugal)
Porto Metro

Porto Alegre
Trensurb

Potsdam
Potsdam Transport Authority (ViP)

Poznan
Poznan City Transport (MPK)

Prague
Prague Metro

Recife
Recife Metro (CBTU)

Rennes
Rennes Metro

Rio de Janeiro
Central
Metro Rio
SuperVia

Rome
Rome Metro (ATAC)

Rostock
Rostock Tramway (RSAG)

Rotterdam
RET Public Transport

Rouen
Rouen Transport (TCAR)

Ruhr
Rhein-Ruhr Verkehrsverbund (VRR)

Saarbruecken
Stadtbahn Saar

Sacramento
Sacramento RTD

Salt Lake City
Utah Transit

San Diego
San Diego Trolley

San Francisco
BART
Caltrain
Metropolitan Transportation Commission
SFMTA

San Jose
Santa Clara Valley Transportation (VTA)

San Juan
San Juan Metro 

Sapporo
Sapporo Transportation

Sao Paulo
Paulista Metropolitan Trains Company (CPTM) 
Sao Paulo Metro
ViaQuatro (Line 4 concession)

Schwerin
Schwerin Local Transport (NVS)

Seattle
Sound Transit

Seoul
Metropolitan Rapid Transit Corp
Seoul Metro

Sheffield
Supertram

Singapore 
SBS Transit (Northeast Line)
SMRT

Sofia
Sofia Public Transport (SKGT)

St Etienne
St Etienne Tramway (STAS)

St Louis
Metro Transit

Stockholm
Stockholm Transport (SL)

Stockton, United States
Altamont Commuter Express (ACE)

Stuttgart
Stuttgart Tramway (SSB)

Sydney
CityRail
Metro Monorail & Light Rail

Taegu
Taegu Metro

Taipei
Dorts
Taipei Metro (TRTC)

Tallinn
Tallinn Tram & Trolleybus Co

Tehran
Tehran Metro

Timisoara
Timisoara Transport (RATT)

Tokyo
Tokyo Metro
Tokyo Monorail
Transportation Bureau of Tokyo Metrpolitan Government

Toronto
GO Transit
Metrolinx
Toronto Transit Commission

Toulouse
Tisseo Public Transport

Turin
Gruppo Torinese Transport

Ulm
Ulm Tramway

Valencia (Spain)
FGV

Valencia (Venezuela)
Valencia Metro Project 

Valenciennes
Valenciennes Tramway

Vancouver
SkyTrain Line
TransLink
West Coast Express

Vienna
Verkehrsverbund Ost-Region
Wiener Linien
Wiener Lokalbahnen
Wiener Stadtwerke

Warsaw
WKD
Warsaw Metro
Warsaw Tramway (ZTM)

Washington
WMATA

Washington DC
Virginia Railway Express

Wroclaw
Municipal Transport Company (MPK)

Wuppertal
Wuppertal Transport

Wurzburg
Wurzburg Tramway

Zagreb
Zagreb Tramways (ZET)

Zurich
Zurich Public Transport
Zuercher Verkehrsverbund (ZVV)

| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
 

Argentina
ALL (Latin American Logistics)
Belgrano Cargas (FCGB)
Buenos Aires Trains (TBA)
Ferrobaires (UEPFB)
Ferrosur Roca (FSR)
Ferrovias
Metropolitan Transport (TMS)
New Central Argentina (NCA)
Patagonian Trains (Sefepa)

Australia
AustralAsia Railway Corp
Australian Railroad Group (ARG)
Australian Rail Track Corporation
BHP Billiton Iron Ore Railroads
Countrylink (NSW)
CRT Group Pty
FreightLink
Genesee and Wyoming Australia
Interail Australia
Metro Trains Melbourne
Pacific National
Queensland Rail
QR National
Rail Corporation New South Wales (RailCorp)
Rail Infrastructure Corp (NSW)
SCT Logistics
V/Line
VicTrack Access
Western Australia Public Transport Authority
WestNet Rail

Austria
Austrian Federal Railways (OBB)
Graz-Koeflach Railway (GKB)
Rail Cargo Austria
Salzburg Local Railway (SLB)
Styrian Provincial Railways (StLB)
Vienna Airport rail link (CAT)

Azerbaijan
Azerbaijan Railway (Addy)

Bangladesh
Bangladesh Railway (BR)

Belarus
Belarus Railway (BC)

Belgium
Belgian National Railways (SNCB)
De Lijn
Thalys
Infrabel

Bolivia
Andina Railway (FCA)
Eastern Railway (Fosa)

Bosnia
Bosnia and Herzegovina Federal Railways (ZFBH)

Botswana
Botswana Railways (BR)

Brazil
ALL (Latin American Logistics)
Brazilian Urban Train Company (CBTU)
Carajas Railroad/Vale (EFC)
Central Atlantic Railway (FCA)
Vale
Ferroeste
Ferronorte
MRS Logistics
North-South Railway/Vale (Ferrovia Norte-Sul)
Paulista Metropolitan Trains
Tereza Cristina Railway (FTC)
Transnortheastern Logistics
Vitoria a Minas Railway/Vale (EFVM)
Western Parana Railway (Ferroeste)

Britain
Arriva Trains Wales
c2c
Chiltern Railways
Colas Rail
CrossCountry Trains (Arriva)
DB Schenker Rail (UK)
Direct Rail Services
East Coast
East Midlands Trains
Freightliner
First Capital Connect (Thameslink)
GB Railfreight
Greater Anglia
First Great Western
First Scotrail
First TransPennine Express
Grand Central
Heathrow Express
Hull Trains 
Island Line
London Midland
London Overground
Merseyrail
Network Rail
Northern Rail
Northern Ireland Railways (Translink)
Southeastern
Southern
South West Trains
Stansted Express
Virgin Trains

Bulgaria
Bulgarian State Railways (BDZ)
National Railway Infrastructure Company (NRIC)

Cambodia
Royal Cambodian Railways (RCR)

Cameroon
Camrail

Canada
Canadian National Railway
Canadian Pacific Railway
Other Canadian Railways
Via Rail

Chile
Antofagasta (Chili) & Bolivia Railway 
Chilean State Railways (EFE)
Pacific Railway (Fepasa)

China
Ministry of Railways
MTR

Colombia
Cerejon Mine Railway

Croatia
Croatian Railways (HZ)

Czech Republic
CD Cargo
Czech Railways (CD)
Leo Express
Railway Infrastructure Administration (SZDC)
Regio Jet

Denmark
Arriva Tog A/S
Banedanmark (track authority)
Danish State Railways (DSB)
DB Schenker Rail
Lokalbanen A/S

Egypt
Egyptian National Railways (ENR)

El Salvador
El Salvador National Railways (Fenadesal)

Estonia
Edelaraudtee
Elektriraudtee
Estonian Railways (EVR)
Go Rail

Europe
Eurostar
Eurotunnel
Europorte Channel
Intercontainer
Lyria (SBB-SNCF TGV joint venture)


Finland
Finnish Railways (VR Group)
Karelian Trains
Liikennevirasto (Finnish Transport Agency)

France
Colas Rail
Euro Cargo Rail
Europorte
iDTGV
French National Railways (SNCF)
French Rail Network (RFF)
Socorail
TGV

Georgia
Georgian Railway (GRZhD)

Germany
Abellio Rail
Bavarian Overland Railway
Cantus
DB Schenker Rail
Duisport
Elbe-Weser Railways (EVB)
Erfurter Railway (EB)
German Rail (DB)
Hamburg Port Railway
Hohenzollern State Railway (HzL)
ITL Cargo
Keolis Germany
Lokomotion
Metronom
Osthannover Railway (OHE)
Southwestgerman Transport (Sweg)
Trans Regio
TX Logistics
Vattenfall Europe Mine Railway
Vectus
Veolia Cargo Germany
Veolia Transport
Vias
Vogtlandbahn
Westfalenbahn

Greece
Hellenic Railways Organisation (OSE)
Proastiakos

Hungary
Floyd Rail
Gyor-Sopron-Ebenfurth Railway
Hungarian State Railways (MAV)
MAV Cargo

India
East Central Railway
East Coast Railway
Eastern Railway
Indian Railways (IR)
Konkan Railway
North Eastern Railway
Northern Railway
Southern Railway
South Central Railway
South East Central Railway
South Eastern Railway
West Central Railway
Western Railway

Indonesia
PT Kereta Api (Persero)

Iran
Iranian Islamic Republic Railways (RAI)
Raja Passenger Trains Co

Ireland
Irish Rail (IE)

Israel
Israel Railways (IR)

Italy
ACT Reggio Emilia
Central Umbrian Railway (FCU)
Circumvesuviana Railway
Italian Railways (FS)
LeNord
NordCargo
Nuovo Trasporto Viaggiatori (NTV)
Rail Traction Company (RTC)
Rete Ferroviaria Italiana (RFI)
Sardinian Railway (FdS)
Trenitalia

Japan
Hankyu Electric Railway
Hanshin Electric Railway
Japan Freight Railway
JR Central
JR East
JR Hokkaido
JR Kyushu
JR Shikoku
JR West
Keihan Electric Railway
Keihin Express Electric Railway
Keio Electric Railway
Keisei Electric Railway
Kinki Nippon Railway
Meitetsu (Nagoya) Railway
Nagano Electric Railway
Nankai Electric Railway
Nishi Nippon Railway
  Odakyu Electric Railway
Seibu Railway
Tobu Railway
Tokyo Express Electric Railway (Tokyu)

Jordan
Aqaba Railway (ARC)

Kazakhstan
Kazakhstan Railways (KTZ)

Kenya
Magadi Railway
Rift Valley Railways

Korea (South)
Korail
Korail Airport Railway
Korea Rail Network Authority
 
Kosovo
Kosovo Railways (HK)

Latvia
Latvian Railways (LDZ)

Libya
Railway Executive Board

Lithuania
Lithuanian Railways (LG)

Luxembourg
CFL Cargo
Luxembourg Railways (CFL)

Macedonia
Macedonia Railways (MZ)

Malaysia
Express Rail Link
Malayan Railway (KTM)

Mali
Transrail

Mexico
Coahuila-Durango
Ferrocarril Mexicana (Ferromex)
Ferrosur
Kansas City Southern
Mexico Valle Terminal Railway (FTVM)

Moldova
Moldovian Railway (CFM)

Mongolia
Mongolian Railway (MTZ)

Morocco
Moroccan Railways (ONCF)

Mozambique
Mozambique Ports & Railways (CFM)

Namibia
TransNamib Railway

Netherlands
ACTS
Arriva NoordNed
Conexxion Netherlands
DB Schenker Rail
ERS Railways
European Bulls
Key Rail (Betuwe route)
NS Hispeed
Netherlands Railways (NS)
ProRail
Syntus
Veolia Transport Nederland

New Zealand
Ontrack
KiwiRail
Tranz Scenic

Nigeria
Nigerian Railways Corporation (NRC)

Norway
CargoNet A/S
Flytoget
Jernbaneverket (Track Authority)
Norwegian State Railways (NSB) 

Pakistan
Pakistan Railways

Panama
Panama Canal Railway Co

Paraguay
Paraguayan Railways (Fepasa)

Peru
Central Railway (FCCA)
Peru Rail

Philippines
Philippine National Railways (PNR)

Poland
Arriva PCC
Chem Trans Logistic
Freightliner PL
PCC Rail
Polish State Railways (PKP)
PKP Cargo
PKP Intercity
PKP PLK (track authority)
Rail Polska

Portugal
Fertagus
Portuguese Trains (CP)
Refer (track authority)

Romania
CFR Calatori (passenger operator)
CFR Marfa (freight operator)
CFR-SA (track authority)
Regiotrans
Servtrans

Russia
Aeroexpress
Freight One
Globaltrans
Russian Railways (RZD)

Saudi Arabia
Saudi Railway Company (SAR)
Saudi Railways Organisation (SRO)

Serbia
Serbian Railways (ZS)

Slovakia
Slovak Republic Railways (ZSR-track authority)
ZSSK Cargo
ZSSK Passenger

Slovenia
Slovenian Railways (SZ)

South Africa
Gautrain
Passenger Rail Agency of South Africa
Transnet Freight Rail

Spain
Acciona Rail Services
Adif (Railway Infrastructure Administrator)
Catalunya Railways (FGC)
Comsa Rail
Continental Rail
Euskotren
Renfe
Transfesa

Swaziland
Swaziland Railway

Sweden
Arlanda Express
Arriva
DSBOresund
Green Cargo
Hector Rail
Inlandsbanan
LKAB
Merresor Sverige
SJ
Svenska Tagkompaniet
TGOJ Trafik
Trafikverket (Swedish infrastructure authority)
Veolia Transport Sverige

Switzerland
Appenzell Railways
BLS Loetschberg Railway
BLS Cargo
Centovalli Railway (FART)
Central Railway (ZB)
Cisalpino
Crossrail
Fribourg Public Transport (TPF)
Goldenpass
Jungfrau Railway
Jura Railways (CJ)
Matterhorn Gotthard Railway (MG)
Rhaetian Railway
Sihltal Zurich Uetliberg Railway (SZU)
Swiss Federal Railways (SBB)
Swiss South Eastern Railway (SOB)
Thurbo AG

Syria
Syrian Railways (CFS)

Taiwan
Taiwan High Speed Rail (THSR)
Taiwan Railway Administration (TRA)

Tanzania
Tanzania Railways Corporation (TRC)
Tanzania-Zambia Railway Authority (Tazara)

Thailand
Bangkok Airport Rail Link
State Railway of Thailand (SRT)

Tunisia
Tunisian National Railway (SNCFT)

Turkey
Turkish State Railways (TCDD)

Uganda
Rift Valley Railways

Ukraine
Ukrainian Railways (UZ)

United States
Amtrak
Burlington Northern Santa Fe (BNSF)
CSX Corporation
Kansas City Southern Lines
Norfolk Southern
Other US Railways
Union Pacific Corporation

Uruguay
Uruguayan State Railway Administration (AFE)

Uzbekistan
Uzbekistan Railways (UTY)

Venezuela
CVG Railways

Vietnam
Vietnam Railways (DSVN)

Zambia
Railway Systems of Zambia (RSZ)