Our Clientele

3TEC Energy Corporation
Aegis Energy, Inc.
American / Lofco
American Coastal et al
Apache Corporation
Aries Resources, L.L.C.
Bargo Energy Company
Barrett Resources/ Ensign
Belleview Capital & Oregon Natural Gas
Bellwether Exploration
Bluegrass Energy, Inc.
Bois D'Arc Resources
Brock Energy
Bud Isaacs
Camterra Resources Partners, Ltd., et al
CamWest Limited Partnership
Carneros Energy, Inc.
Chateau Oil & Gas II
Choctaw Corporation
Colt Resources
Compass Oil & Gas, L.P.
Comstock
CXY Energy Inc.
Dale Operating Company
Dale Resources, L.L.C.
Dan A. Hughes Company
Daniels
Dekalb Energy
Dernick
Destec Energy, Inc.
Diasu Exploration & Production
Edisto Resources Corporation
Encana (PanCanadian Energy)
Encore Acquisition Company
Energen Resources Corporation
Enron Capital & Trade
Ensource
Fairfield
Fairplay Midstream, L.P.
Falcon Oil & Gas Company
Federated Natural Resources Corp.
First Reserve Oil & Gas Co.
Five States Energy Company
FMI Weld LLC
Fortune Petroleum Corporation
French Production Inc.
Fuel Resources Development Co.
Garnet Resources Corp.
General Atlantic Resources
GeoMet, Inc.
Grand Gulf Production, LLC
Hall Houston
Hallador Petroleum Company
Hallwood Energy Corporation
Hardy Oil & Gas USA, Inc.
Harken Anadarko Partners, Ltd.
Holden Energy Corporation
JN Resources, Inc.
JTD Resources, Inc.
Kaiser-Francis Oil Company
Kestrel (PCI Drilling, L.P.)
Layton Enterprises, Inc.
Lomak Petroleum, Inc.
Longhorn Properties, L.L.C.
Louis Dreyfus Natural Gas
MBR Resources, Inc.
McCord Exploration Company
MCNIC Oil & Gas Company
Michael Petroleum Corp.
Mize Family, L.P.
Mountain Oil & Gas
NEBU Royalty Trust
Nemours Energy
Newfield Exploration
Nexen, Inc.
Niagara Oil Company, L.P.
Nielson & Associates, Inc.
Nipsco
Norcen Explorer, Inc.
North Carolina Utilities
Nucor Oil & Gas, Inc.
Orion Energy Resources, LLC
Osprey Petroleum Company
OTC Petroleum Corporation
Petro-Guard Company, Inc.
Phoenix Energy, Inc.
Pine Mountain Oil & Gas, Inc. (A First Reserve Corporation)
Pool/Braden
Prime Natural Resources, Inc.
Quackenbush et al
RBE, L.L.C.
Red River Production, L.L.C.
Richardson Production Company
Rio Petroleum, Inc.
Royal
Sanguine, Ltd.
Sawyer
Seagull Energy E&P Inc., et al
Shell Western E&P Inc.
SHV Oil & Gas Co
Sierra Minerals/Harris Oil & Gas
SMR Energy
Snyder Oil Corporation
Solly Hemus
Sooner Exploration (SEDCO)
Southwestern Energy Production Co.
Southwestern Production Corp.
Summit Exploration, L.L.C.
Talon Development Company
Taurus Trade with EEX
TECO Coalbed Methane
Teco Gas & Oil, Inc.
Tensas Delta Exploration Company
Tom Brown, Inc.
Torch Energy Advisors
Tri-Union Development Corporation
Tsar Energy II, LLC
U.S. Borax Inc.
UMC Petroleum Corporation
Valence Operating Company
Wagner & Brown, Ltd.
Westchester Gas Company
Westhall Associates
Westport Oil & Gas Company
White Eagle Resources Corp.
Winwell Resources, Inc.
Woodbine Petroleum, Inc.