CEMENT MANUFACTURERS/
MERCHANTS

1889

E. Hughes & Co. (Agents for the London Portland Cement Co. Limited) - Pool Side

1895

Glanmorfa Cement Co. (Manufacturers) - Morfa Seiont
Thomas Jones (Merchant) - Slate Quay

1903

John Bazley White & Bros., Ltd. (Thomas W. Williams, Gwynfa, Penygroes - Agent)

1912

(TDL)
John Bazley White & Bros. Ltd. - (Thomas W. Williams, Gwynfa, Penygroes - Agent)

1917

Associated Portland Cement Manufacturers Ltd. (Thomas W. Williams, Gwynfa, Penygroes - Agent)

1918

Associated Portland Cement Manufacturers Ltd. (Thomas W. Williams, Gwynfa, Penygroes - Agent)

1927

Associated Portland Cement Manufacturers Ltd.
Edward Hughes, Sons & Co. Ltd ([Merchants] & Glass - Wholesale) - 3 Pool Side

1928

Associated Portland Cement Manufacturers Ltd.
Edward Hughes, Sons & Co. Ltd ([Merchants] & Glass - Wholesale) - 3 Pool Side

1929

Associated Portland Cement Manufacturers Ltd.
Edward Hughes, Sons & Co. Ltd ([Merchants] & Glass - Wholesale) - 3 Pool Side

1930

Associated Portland Cement Manufacturers Ltd.
Edward Hughes, Sons & Co. Ltd ([Merchants] & Glass - Wholesale) - 3 Pool Side

1933

(TDL)
Associated Portland Cement Manufacturers Ltd.
Edward Hughes, Sons, & Co. Ltd. ([Merchants] & Glass - Wholesale) - 3 Pool Side

1935

Associated Portland Cement Manufacturers Ltd.

1936

(TDL)
Associated Portland Cement Manufacturers Ltd.

1936

(Bennett)
Cement Marketing Co. Ltd. - Docks

1937

Associated Portland Cement Manufacturers Ltd.

1942

Associated Portland Cement Manufacturers Ltd.

1948

Associated Portland Cement Manufacturers Ltd.