List of companies consolidated into American Bridge Company

Companies consolidated into American Bridge Company
#	Company name	Headquarters
1	Keystone Bridge Company	Pittsburgh, Pennsylvania
2	Wrought Iron Bridge Company	Canton, Ohio
3	Berlin Iron Bridge Company	Berlin, Connecticut
4	Pencoyd Iron Works	Philadelphia, Pennsylvania
5	Union Bridge Company	Athens, Pennsylvania
6	Groton Bridge Company	Groton, New York
7	Pittsburgh Bridge Company	Pittsburgh, Pennsylvania
8	Youngstown Bridge Company	Youngstown, Ohio
9	Carnegie Company	Pittsburgh, Pennsylvania
10	Post & McCord	Brooklyn, New York
11	J.B. & J.M. Cornell	Cornell, New York
12	Elmira Bridge Company, Limited	Elmira, New York
13	American Bridge Works	Chicago, Illinois
14	Edgemoor Bridge Works	Edgemoor, Delaware
15	Lessig Bridge and Iron Works	Chicago, Illinois
16	Shiffler Bridge Company	Pittsburgh, Pennsylvania
17	Detroit Bridge and Iron Company	Detroit, Michigan
18	Rochester Bridge and Iron Works	Rochester, New York
19	J.G. Wagner and Co.	Milwaukee, Wisconsin
20	Toledo Bridge Company	Toledo, Ohio
21	Gilette & Herzog Manufactering Company	Minneapolis, Minnesota
22	Lafayette Bridge Company	Pittsburgh, Pennsylvania
23	Schultz Bridge and Iron Company	Pittsburgh, Pennsylvania
24	Buffalo Bridge and Iron Works	Buffalo, New York
25	Canton Bridge Company	Canton, Ohio
26	Bellefonte Bridge and Iron Company	Bellefonte, Pennsylvania
27	Coke and Iron Works	St. Louis, Missouri
28	Hilton Bridge and Construction Company	Albany, New York
29	Horseheads Bridge Company	Horseheads, New York
30	Columbia Bridge Company, Successors to Columbia Bridge Works of Dayton, OH	Pittsburgh, Pennsylvania

References

(1899, September 15). "Trust Conference Work". The New York Times.
Darnell, Victor (1984). A Directory of American Bridge-Building Companies, 1840-1900 (PDF). Vol. Occasional Publication No. 4. Washington, D.C: Society for Industrial Archeology. Retrieved January 29, 2011.