Rand Carbide Ltd.
New Transvaal Chemical Co., Ltd.
Cape Portland Cement Co.
Welman Smith Owen Eng. Corp. Ltd. (S.A. Pty.)
The Brick and Potteries Co., Ltd.
W.W. Rand Co-Operative Smarting Works Ltd.
African Perfected Products (Pty.) Ltd.
Magadi Soda Co.
Mavor and Coulson (S.A.) Ltd.
South African Breweries, Ltd.- J.C.I.
