Quadrem's shareholders are among the world's largest natural resources companies. Several are listed in the Global Fortune 500.

Alcan Inc
Alcoa Inc
Anglo American plc
Barrick Gold Corporation
BHP Billiton
Companhia Vale do Rio Doce (CVRD)
Corporacion Nacional del Cobre de Chile (Codelco)
De Beers Consolidated Mines Ltd
Glencore International AG
Imerys
Inco Limited
Newmont Mining Corporation
Pechiney
Penoles
Phelps Dodge Corporation
Rio Tinto
Votorantim Group
WMC Limited
Xstrata PLC