United States Shipbuilding Company was created in 1902.
Clelands Shipbuilding Company was created in 1866.
Ailsa Shipbuilding Company was created in 1885.
Almaz Shipbuilding Company was created in 1901.
Defoe Shipbuilding Company was created in 1905.
Burntisland Shipbuilding Company was created in 1918.
Martinolich Shipbuilding Company was created in 1905.
Blyth Shipbuilding Company was created on 1883-03-02.
Columbia River Shipbuilding Company was created in 1918.
North Carolina Shipbuilding Company was created in 1940.
United States Shipbuilding Company ended in 1903.
Blyth Shipbuilding Company ended in 1967.
Burntisland Shipbuilding Company ended in 1968.