Quick Car, Fort Worth, Texas (to Trinity Industries 1984) Ralston Steel Car Company (1905–1953) Columbus, Ohio Ranlet Car Company (c. 1845 – 1879) Laconia, New Hampshire Richmond Tank Car Company (1962–) Sheldon, Texas Richmond Car Works Richmond, Virginia Rohr, Inc. Russell & Company (c. 1854 – c. 1880) Massillon & Canton, Ohio Ryan Car Company (1906 – c. 1940) Hegewisch, Illinois St. Charles Car Company (until 1899) St. Charles, Missouri St. Lawrence Shops (division of NRUC), Norfolk, New York St. Louis Car Company (SLCC) (1887–1973) St. Louis, Missouri (to GSI 1960) St. Louis Car Works (1857–1862) St. Louis, Missouri St. Paul Foundry & Manufacturing, St. Paul, Minnesota (to Maxson Corp. c. 1968) Michael Schall (1870s-c. 1890) Middletown, Pennsylvania Schneider's Combination Cars, Chicago G.W. Snyder (c. 1850 – 1880s) Pottsville, Pennsylvania South Atlantic Car & Manufacturing Company (1903–) Waycross, Georgia South Baltimore Car Works (c. 1885 – c. 1930) Baltimore, Maryland Southeastern Specialties, Jacksonville, Florida Southern Car and Foundry (1899–1904) Lenoir City & Memphis, Tennessee & Gadsden, Alabama Southern Car and Wagon Manufactory (1850s) Memphis, Tennessee Southern Car Works (1881–) Knoxville, Tennessee Southern Iron & Equipment (1966–) Decatur, Georgia & Ashland City, Tennessee (to Evans) Southwark=Baldwin Springfield Car & Engine Company (1848 – c. 1857) Springfield, Massachusetts Standard Steel Car Company (1902–1930) (to Pullman-Standard) George H. Stem & Company (c. 1870 – c. 1885) Stemton, Pennsylvania John Stephenson & Company (1832–1842) New York, New York Street's Western Stable Car Line (c. 1885–) Chicago, Illinois Structural Steel Car Company (1902 – c. 1940) Canton, Ohio Swissvale Car Company (1873 – c. 1885) Swissvale, Pennsylvania Taunton Car Company (1869–1873) Taunton, Massachusetts Tennessee Coal, Iron and Railroad Terre Haute Car and Manufacturing Company (c. 1863 – c. 1930) Terre Haute, Indiana Thrall Car Manufacturing Company (Thrall) (1917–) Chicago Heights, Illinois (to Trinity Industries 2001) Tiffin Car Works (1872–) Tiffin, Ohio Timms Car Company (until 1882) Columbus, Ohio Tracy & Fales/Grove Works (1852 – c. 1857) Hartford, Connecticut Transco (1965–1966) Macon, Georgia Trenton Locomotive & Machine Manufacturing Company (1854–1863) Trenton, New Jersey Tredegar Company (c. 1850 – c. 1900) Richmond, Virginia James A. Trimble, New York City Trinity Industries (1978–present), Trinity Rail Group (2001–2004), TrinityRail (2004–present) Union Car and Bridge Works (1852–1856) Chicago, Illinois Union Car Works (1847–1857) York, Pennsylvania Union Car Works (1867–) St. Louis, Missouri Union Car Works (1893–1926) Depew, New York Union Tank Car Company (1947–) Whiting, Indiana United American Car, Cartersville,