List of Rolling Stock Manufacturers in USA:

American Car and Foundry Company
American Industrial Transport
Chance Rides
Cincinnati Car Company
CRRC Sifang America
Edwards Rail Car Company (1997–2008)
EIKON International
FreightCar America
The Greenbrier Companies
Gunderson Inc.
Nordco
Pacific Car and Foundry
Pullman Company
Rail Systems
Rohr, Inc.
Trinity Industries
TTX Company
US Railcar
Wabtec