Global Clients

Our highly trained professionals have deep expertise in virtually every petroleum-producing basin in the world and the upstream petroleum industry. Many of our client relationships have spanned several decades and extend around the globe. Yet we are equally adept at short-term domestic work and long-term international assignments. We serve oil companies, gas transmission companies, manufacturers, chemical companies, financial institutions, and law firms of all sizes with expert consulting services.




Alaska North Slope Fields Algeria Uzbekistan Russia* — Northwest & Arctic
Anadarko Basin Argentina United Kingdom Russia* — Volga-Urals
Appalachian Basin Australia Russia* — West Siberia
Arkoma Basin Azerbaijan Egypt Poland
Denver Julesburg Basin Bolivia Equatorial Guinea Libya
Fort Worth Basin Brazil Georgia Lithuania
Greater Green River Basin Bulgaria Ghana Nigeria
Gulf Coast Basin Cameroon India Norway
Permian Basin Canada IndonesiaPapua New Guinea
Piceance Basin China Iraq Russia* — East Siberia
Powder River Basin Colombia Israel Russia* — Far East
an Joaquin Basin Cote d’Ivoire (Ivory Coast) Kazakhstan Trinidad and Tobago
San Juan Basin Czech Republic Libya Trinidad and Tobago
Texas-Louisiana Salt Basin Ecuador Peru Vietnam
Unita Basin Turkmenistan Ukraine Venezuela