Home | About GL&L | GL&L Consulting Services | Reports and Client Letters | GL&L News | Contact Us

....
History
....
Client Experience>>>
....
GL&L Biographies
....
Mission Statement
....
Track Record
Highlights
....
Client Testimonials
....
Contact Us
 

Client Experience
During its 53-year history, Groppe, Long & Littell has worked with an impressive roster of petroleum, chemical, financial, pipeline and utility companies, and governments including:

Oil & Gas Production
Agip Petroleum
Alberta Energy Company
Amerada Hess Corporation
Anadarko Minerals, Inc.
Anschutz Corporation
Apache Corporation
Artex Oil Company
Tom Brown, Inc.
Cabot Oil & Gas
Canadian Hunter Exploration
Chesapeake Energy Corporation
Clayton Williams Energy
Conwest Exploration
CMS Oil & Gas Company
Devon Energy, Inc.
Dutcher & Company
EnCana Corporation
Energy Corporation of America
Energy Development Corp.
Forest Oil Corporation
Greenhill Petroleum
Harbert Energy
Henry Petroleum
Holly Corporation
Intrepid Energy, Ltd.
Lake Ronel Oil Company
Tom F. Marsh
Mesa Petroleum
NCE Resources Group
Ocean Energy, Inc.
Pacific Enterprises Oil & Gas
Pan Canadian Petroleum
Pengrowth Management Limited
Plains Resources
Pogo Producing
Quintana Petroleum
Santa Fe Minerals
Seagull Energy
Smith Management
Texas Crude Exploration
Triton Energy Corporation
Transworld Oil
UMC Petroleum
Union Texas Petroleum
Wagner & Brown
Wilbanks Exploration, Inc.
XPLOR Energy Corporation
________________________________
Integrated
American Petrofina
Amoco Corporation
Chevron
Pennzoil Company
Shell Oil Company
Sun Company
Unocal
________________________________
Chemical
Air Products & Chemical
ARCO Chemicals
BASF Corporation
Borg-Warner Chemicals
Cabot Corporation
Dart Industries
Dow Chemical Company
Ethyl Corporation
E.I. du Pont de Nemours & Co.
Hercules, Inc.
Himont Incorporated
Koch Chemical International
National Helium Corp.
Oxirane Corp.
Petro-Tex
PCS Nitrogen
PPG Industries
Quantum Chemical
Texaco Chemicals
Texas Eastman
Union Carbide Corp.
Westlake Group
________________________________
Financial
Avenir Capital Corporation
BP Capital L.P.
Canaccord Capital Corporation
Chen Capital Management
Dresdner RCM Global
    Investors, L.L.C.
Fidelity Investments
First City National Bank
Fitzgerald Capital
General Electric Credit
Guardian Capital
Kistler Investment Co.
MCorp
John D. & Catherine T.
    MacArthur Foundation
Middlefield Capital Corporation
Odyssey Partners
The Old Mountain Company, Inc.
Pate Capital Partners LP
Prudential Insurance Co.
Rauscher-Pierce Securities
RepublicBank
Sandefer Capital
State Farm Insurance Co.
Steinberg Priest & Sloan    Capital Management
Texas Commerce Bank
David W. Tice & Associates
E.W. Warburg, Pincus & Co.
Wedge Group
Willingham Asset Management
________________________________
Oilfield Services
Arethusa Off-Shore
Brown & Root
Grey Wolf, Inc.
Global Santa Fe
McDermott International
R & B Falcon
Transocean 
National-Oilwell, Inc.
Weatherford International Inc.
________________________________
Governments
Mexico
Venezuela
Korea
Finland
Province of Quebec
Alberta Department of Energy
________________________________
Pipelines & Utilities
American Oil & Gas
Calpine Natural Gas Company
Centerpoint Energy
Dominion Resources
ENRON Corp.
Florida Gas Transmission
Florida Power & Light
Houston Lighting & Power
Houston Natural Gas
Kaneb Services, Inc.
MAPCO, Inc.
PacifiCorp Power Marketing
Panhandle Eastern
PSE, Inc.
Reliant Energy
TECO Energy
Transco Energy
Valero
West Texas Gas
________________________________
Other Companies
Continental Airlines
Galveston-Houston Co.
Gerald D. Hines Interests
Petrochemical Energy Group
Sea-3, Inc.

Return to Top