Client List

Altius Resources

AMPX Inc.

Anaconda Gold Inc.

Andina S.A.

Archer Cathro & Associates Ltd.

Aur Resources Inc.

Azimut Exploration Inc.

Barrick Gold Inc.

Belize Natural Enefgy Inc.

Better Resources

BHP Billiton

BOLIPETRO

Bolivar Goldfields Ltd.

Bridas S.A.

Cadillac West Resources

Carpathian Gold Inc.

CHACO S.A.

City Oriente Ltd.

Coeur D’Alene Mines Inc.

Cominco

Commander Resources

Compania Espanol de Petroleos S.A.

Cordilleran Mining

De Beers

DEMICA

Diamondex Inc.

DiamondFields

DiamondWorks Inc.

Dianor Inc.

Directorate General of Hydrocarbons.

Dong Won Corporation

Emerald Energy

ENERGENTIA Ltd.

ENERMAD

ETK Ltd.

Falconbridge

First Exchange Corp.

G IMPULS Praha spol. s.r.o

Gallery Resources Ltd.

GENCOR

Geological Survey of Botswana

Homestake Mining

Hunt Oil

Indian Institute of Geomagnetism

INGEOMIN

INGEOMINAS

Ivory Oils and Minerals Inc.

Jindal Steel & Energy

Jubilant Enpro Oil & Gas Private Ltd.

Kennecott

Kings Minerals

Labrador Nickel Syndicate

Liberty Star Gold Corp.

Lucky Break Gold Mines Inc.

LUISMIN

Manhattan Minerals Inc.

Meridian Resources

Noranda Exploracion Mexico S.A. de C.V.

Occidental Peru Corporation

Occidental Peruana Corp.

Oil and Natural Gas Corporation(ONGC)

Oil India Limited

Ophir Ventures Inc.

Pacific Galleon Mining Corp.

Pan African Mining Corp.

Pan American Energy LLC

PanEnergy Expl. & Prod. (Peru) Ltd.

Patrician Diamonds Inc.

Perenco Belize Inc.

Perenco Ecuador Ltd.

Pluspetrol Bolivia Corp.

Pluspetrol Peru Corp.

Red Tusk Resources

Reliance Natural Resources Limited

Repsol Exploracion Murzuq S.A.

Riva Petroleum Inc.

Roc Oil

Roca Mines

RTZ Mining & Expl. Ltd.

Skymore Resources Inc.

Tecpetrol S.A.

Terex Resources

TNR Gold Inc.

Tombstone Explorations Co.

Total Bolivie S.A.

TOTALFINAELF (E & P) Libye

TTM Resources

U.S. Geological Survey (USGS)

Ur-Energy Inc

Van Anda Resources

Vengold Inc.

Vintage Petroleum

Vulcan Minerals Inc.

Waseco Resources Inc

West Bay Ltd.

YPF