From:
[
en.wikipedia.org]
The company was created in 1901 from the merger of seven smaller locomotive manufacturers with Schenectady Locomotive Engine Manufactory of Schenectady, New York:
Brooks Locomotive Works in Dunkirk, New York
Cooke Locomotive and Machine Works in Paterson, New Jersey
Dickson Manufacturing Company in Scranton, Pennsylvania
Manchester Locomotive Works in Manchester, New Hampshire
Pittsburgh Locomotive and Car Works in Pittsburgh, Pennsylvania
Rhode Island Locomotive Works in Providence, Rhode Island
Richmond Locomotive Works in Richmond, Virginia
...
In 1904, the American Locomotive Company acquired control of the Locomotive and Machine Company of Montreal, Quebec, Canada; this company was eventually renamed the Montreal Locomotive Works. In 1905, Alco purchased Rogers Locomotive Works of Paterson, New Jersey, the second largest locomotive manufacturer in the United States behind Baldwin Locomotive Works.
Bruce