CLIENTS

We’re proud to service leading operators all across North America.

Anadarko Petroleum Corp.

Apache Corporation

Baker Hughes INTEQ

Ballard Exploration

BBX Operating, LLC

Beusa Energy, LLC

Brigham Oil & Gas LP

Burlington Resources Oil & Gas Co.

Cabot Oil & Gas Production Corp.

Carrizo Oil & Gas, Inc.

Chaparral Energy Corp.

Chesapeake Operating, Inc.

Cheyenne Petroleum Company

Cimarex Energy Co.

Comstock Oil & Gas, Inc.

Conoco-Phillips Company

Crimson Exploration

Cypress E&P Corp.

Decker Operating Co.

Denali Oil & Gas Mgt., LLC

Denbury Resources

Devon Energy Corp.

Devon Energy Production Co., LP

Dominion Exploration & Production

Driver Pipeline Co. Inc.

ECA Holdings, L.P.

El Paso Production Co.

Encana Oil & Gas, Inc.

EnerVest Operating, LLC.

Enterprise Products

EOG Resources, Inc.

Expro Engineering, Inc.

Exxon Mobil Development Co.

Forest Oil Corporation

Francis Drilling Fluids LTD

Goodrich Petroleum Company

Grey Wolf Drilling Co.

Halliburton

Hilcorp Energy Company

Hunt Oil Company

Hurd Enterprises, Ltd.

KCS Resources, Inc.

Kerr-McGee Oil & Gas Onshore, LP

Legend Natural Gas III,LP

Lewis Petro Properties

Marathon Oil Company

MI Swaco

Milagro Exploration

Murphy E&P Co.

Noble Energy USA

Neumin Production Company

Newfield Exploration Company

Newpark Drilling Fluids, Inc.

Noble Energy, Inc.

OXY U.S.A.

Penn Virginia Oil & Gas, L.P.

Petro Search Operating Company

Petrohawk Energy Corporation

Pioneer Natural Resources

Range Resources

Riley Exploration LLC

Samson Lone Star, LP

Schlumberger

Shell Western E&P, Inc.

Smith Production Inc.

South Bay Resources

Square Mile Energy

Suemaur Exploration

Swift Energy Operating, LLC

Talisman Energy, USA

Tanglewood Exploration, LLC

Tecpetrol

Tri-C Resources, Inc.

Venoco, Inc.

Ventex Operating Corp.

Weatherford

Whiting Oil & Gas Corp.

Wilber Ellis

Winn Exploration Co., Inc.