Imperial Glass Company was created in 1903.
Imperial Automobile Company was created in 1908.
Imperial Tramways Company was created in 1878.
Jersey Glass Company was created in 1824.
Heisey Glass Company was created in 1895.
White Glass Company was created in 1815.
Sneath Glass Company was created in 1889.
Westmoreland Glass Company was created in 1889.
Imperial British East Africa Company was created on 1888-04-18.
Seneca Glass Company Building was created in 1897.
Fenton Art Glass Company was created in 1905.
Fostoria Glass Company was created on 1887-12-15.
Hazel-Atlas Glass Company was created in 1902.