Throughout railroad history, many manufacturing companies have come and gone. This is a list of companies that manufactured railroad cars and other rolling stock. Most of these companies built both passenger and freight equipment and no distinction is made between the two for the purposes of this list.
Algeria
- Cital
- Ferrovial
Argentina
- Astarsa
- COMETARSA
- Emepa Group
- Emprendimientos Ferroviarios
- Fabricaciones Militares
- Fábrica Argentina de Locomotoras
- Fábrica Argentina de Vagones y Silos
- Materfer
- SABB S.A.
- TecnoTren
- PINAT EDO srl
Australia
- Alstom, Australia
- Downer Rail
- UGL Rail
- Bradken
Azerbaijan
- Baku Carriage Repair Factory
- Baku Metro (Assembly, Modernization and Repair)
- STP-Wagon-Building Factory
Belgium
- BN Bombardier Brugge
Brazil
- Alstom
- Andrade Gutierrez
- Bom Sinal
- CAF
- Marcopolo Rail
- MAFERSA (acquired by Alstom in 1997)
- COBRASMA
Bulgaria
- VRZ Karlovo
- Express Service Ltd
Canada
- Alstom (formerly Bombardier Transportation)
- ARS Canada Rolling Stock
- Arva Industries
- Napanee Industries, Napanee, Ontario
- National Steel Car, Hamilton, Ontario
- Procor, Oakville, Ontario
- Railwest Manufacturing, Squamish, British Columbia
- Woodstock Precision Machining Inc
- Enertec Rail Equipment
- Marine Industries
- TrentonWorks
China
- CRRC
- SJJ Railway Material & Supply, China
Croatia
- Končar
- Đuro Đaković
Czechia
- Škoda Transportation
- Alstom, Czech
- CZ Loko
Egypt
- Arab Organization for Industrialization (Semaf)
- Metallurgical Industry holding (El-Nasr Forging Company)
- Neric.
Finland
- Alstom
- Lokomo
- Škoda Transtech
- Tampella
France
- Alstom
- Faiveley Transport
- Lohr Industrie
- SEMT Pielstick
- Socofer
- Titagarh Wagons AFR
Germany
- Siemens Mobility
- Voith
- Vossloh
- Alstom
- WBN Waggonbau Niesky GmbH
Greece
- Alstom, Greece
- Hellenic Shipyards Co.
- Kioleides
- Piraeus Railway Works
India
- Abrol Engg Co
- Airflow Equipments
- Alstom
- Amtek Railcar Industries
- BEML Limited (a government of India Enterprise)
- BESCO Limited (Wagon Division), India
- Bharat Wagon and Engineering (a government of India Enterprise)
- BHEL (a government of India Enterprise)
- Braithwaite & Co.
- Burn Standard Company
- CREWPL
- Hindusthan Engineering & Industries
- Hind Rectifiers
- Integral Coach Factory Chennai (a government of India Enterprise)
- Jessop & Company
- Jupiter Wagons
- Medha Servo Drives
- Metlord Alloys Private Limited, Chennai
- Modern Coach Factory, Raebareli (a government of India Enterprise)
- Rail Coach Factory, Kapurthala (a government of India Enterprise)
- Rail Vikas Nigam Limited (a government of India Enterprise)
- Rail Wheel Factory, Bangalore (a government of India Enterprise)
- Rail Wheel Plant (a government of India Enterprise)
- Forged Wheel Plant
- SAIL RITES Bengal Wagon Industry Private Limited (a joint venture between Government of India Enterprises)
- Stone India
- Trident auto components pvt ltd
- Texmaco Rail & Engineering
- Titagarh Wagons
- SAN Engineering & Locomotive Co
- Universal Engineers Chennai Pvt Ltd
- Kin Railway Equipment Pvt Ltd
Indonesia
- Industri Kereta Api
Iran
- Isfahan Kafriz
- Tehran Wagon Manufacturing Co.
- IRICO
- IDRO
- Mapna Locomotive Engineering and Manufacturing Company
- Polour Sabz
- Taam Locomotive Arya
- Arvin Tabriz Co.
- Fadak Group – Rail Pardaz System Company
- Isfahan Urban Railway Organization
- Mapna Wagon Pars (the largest Rolling Stocks manufacturer in the Middle East)
Italy
- Alstom Ferroviaria
- Corifer
- Firema (now part of Titagarh Wagons)
- Hitachi Rail Italy
Japan
- (former )
- Fuji Heavy Industries
- Hitachi
- Kawasaki Heavy Industries Rolling Stock Company
- Kinki Sharyo
- Mitsubishi Heavy Industries
- Niigata Transys Company
- Nippon Sharyo
- J-TREC
- Toshiba
- (also known as Niigata Tekko)
North Korea
- 4 June Rolling Stock Works
- Chongjin Bus Repair Factory (tram rebuilds)
- Kim Chong-t'ae Electric Locomotive Works (1945–present)
- Pyongyang Bus Repair Factory (tram rebuilds)
Malaysia
- Trendline Wagon
- SMH Rail Sdn Bhd
Mexico
- Alstom, Mexico
- TYTAL (Trailers y Tanques de Aluminio SA de CV) Mexico
- Constructora Nacional de Carros de Ferrocarril SA (CNCF) Ciudad, Sahagún
- Construcciones y Auxiliar de Ferrocarriles (CAF)
- Trinity Industries
- Locomotoras San Luis S.A. de C.V.
- Ferrovías del Bajío S.A. de C.V.
Pakistan
- Pakistan Locomotive Factory
- Carriage Factory Islamabad
- Moghalpura Railway Workshops
Philippines
- Manila Railroad Caloocan Works (1929– 1950)
- Metal Industry Research and Development Center
- Ramcar, Inc. — Still extant as the Ramcar Group of Companies, but rolling stock business ended before World War II.
- Alstom, Turkey (formerly Durmazlar Makine)
- EUROTEM
- Turkish Railway Machines Industry Inc
- Turkish Wagon Industry Inc
- TÜVASAŞ
- Vako Wagon Inc
United Kingdom
- Andrew Barclay Sons & Company
- Ashbury Railway Carriage & Iron Company
- Beyer, Peacock & Company
- Birmingham Railway Carriage & Wagon Company
- Black, Hawthorn & Co
- Bombardier Transportation (now Alstom)
- British Rail Engineering Limited
- British Thomson-Houston
- CAF Newport
- Dick, Kerr & Company
- Drewry Car Company
- Dübs & Company
- English Electric
- Glasgow Works
- Gloucester Railway Carriage & Wagon Company
- Hawthorn Leslie & Company
- Hitachi Newton Aycliffe
- Hudswell Clarke
- Hunslet Engine Company
- Kerr, Stuart & Company
- Leeds Forge Company
- Manning Wardle
- Metro-Cammell
- Metropolitan-Vickers
- Midland Railway Carriage & Wagon Company
- Nasmyth, Gaskell & Company
- North British Locomotive Company
- Pressed Steel Company
- R&W Hawthorn
- Robert Stephenson & Company
- Sentinel Waggon Works
- Swindon Works
- Vivarail
- Vulcan Foundry
- William Beardmore & Company
- Yorkshire Engine Company
United States
- Adrian Car Company (1869–1883) Adrian, Michigan
- W.C. Allison & Sons (c. 1840 – c. 1895) Philadelphia, Pennsylvania
