Example Clients
- ACES
- AgipCoal USA
- Alabama Power Company
- Alleghany Power Systems
- American Commercial Barge Lines
- American Electric Power Co.
- Amoco Corp.
- AMVEST Corp.
- Applied Economic Research Co.
- ARCO Chemical Co.
- ARCO Coal Co.
- Argonne National Laboratories
- Arizona Public Service
- Associated Electric Coop.
- Atlantic Energy
- Bangor & Aroostook RR
- Barlow & Hardtner, L.C.
- Batu Hitam Perkasa (Indonesia)
- BHP Billiton
- Bishop, Lieberman, Cook, Purcell & Reynolds
- Big Rivers Electric Coop.
- Black Hills Power & Light
- Blue Ridge Paper Products
- Booz Allen & Hamilton
- BP Coal
- British Nuclear Fuels
- Buchanan Ingersoll
- Bureau of Industry Economics (Australia)
- Burlington Northern Railroad
- CABOT
- Cajun Electric Power Coop.
- Carbocol (South America)
- Carolina Power & Light
- Cenergy
- Central Oregon & Pacific Railroad
- Central Power & Light Co.
- Central & South West Services
- Central Washington Grain Growers
- Chevron Chemical Corp.
- Cilcorp
- Cincinnati Gas & Electric Co.
- City of Austin, Texas
- Civil & Environmental Consultants
- Colorado Coal & Coke
- Consolidation Coal Co.
- Consumers Power Co.
- Corporate Strategies Inc.
- CSX Transportation
- Cypress Energy Partners
- Cyprus Climax Metals Co.
- Cyprus Amax Coal Corp.
- Dames & Moore
- Dayton Power & Light
- Delmarva Power & Light Co.
- Dickstein, Shapiro
- DM&E Railroad
- Donelan, Cleary, Wood & Maser
- Drummond Co.
- DTE
- Duke Power Co.
- Duquesne Light
- Dynegy
- Eastman Kodak Co.
- Edison Mission
- Electric Power Research Institute
- Electric Fuels Corp.
- Empire District Electric Co.
- Endless Energy Co.
- Enoxy Coal Co.
- Exelon Corp.
- Exxon Coal Co.
- Farrell-Cooper Mining Co.
- Firestone
- Florida Power & Light
- Florida Power Corp.
- Ford Motor Co.
- Forrest Hill & Associates
- Gas Research Institute
- GDS Associates, Inc.
- Georgia Power
- HNG Gas Storage
- Hoosier Energy Rural Elec. Coop.
- Houston Lighting & Power
- Hydra-Co
- ICF Kaiser Consulting Group
- Ikerd-Bandy Coal Co.
- Illinois Power Co.
- Indiana & Michigan Electric Co.
- Indianapolis Power & Light Co.
- Intermountain Power Agency
- International Energy Partners
- International Marine Terminals
- Interstate Power Co.
- Island Creek Coal Co.
- Jim Walter Resources
- Kaiser Coal Co.
- Kentucky Utilities
- Keyspan
- KFx, Inc.
- Keller & Heckman
- Kentucky Utilities
- L.A. Dept. of Water & Power
- LaRoe, Winn & Moerman
- LG&E
- Lower Colorado River Authority
- Manitoba Hydro (Canada)
- MC2
- Mississippi Power & Light
- Missouri Public Service Co.
- Mobil Oil Corp.
- Mobil Coal Producing
- Monsanto
- Montana Western Railway
- Muscatine Power & Water
- Natomas
- Navajo Tax Commission
- Nebraska Public Power District
- NERCO Coal Corp.
- Nevada Power Co.
- Nevada Electric Investment Co.
- New England Electric Power Co.
- Newbay
- Niagara Mohawk Power Corp.
- Norfolk Southern
- Northern Indiana Public Service Co.
- Norwest Mine Services
- Novacor Chemical Ltd.
- Ohio Central Railroad
- Ohio Power Co.
- Ohio Valley Co.
- Old Dominion Electric Co.
- Old Ben Coal Co.
- Ontario Hydro (Canada)
- Orange & Rockland Utilities
- Orlando Utilities Commission
- Orion
- Peabody Coal Co.
- Pen Coal Co.
- Pennsylvania Power & Light
- Phelps-Dodge
- Pierce Coal Co.
- Potomac Electric Power Co.
- Praxis Engineers
- Progress Energy
- Progress Energy Carolinas
- PSI Energy
- PSE&G
- Public Service Co. of Oklahoma
- Putnam, Hayes & Bartlett
- Resource Dynamics
- Rochester Gas & Electric Corp.
- Rubber Manufacturers Association
- SCE
- Schroeder Wertheim & Co.
- Seminole Electric Coop.
- Sierra Pacific Power Co.
- Slover & Loftus
- Sonat, Inc.
- Soros Associates, Inc.
- South Carolina Electric & Gas Co.
- Southern Company Services
- Southern Indiana Gas & Elec. Co.
- Southern Energy International
- Southern Illinois Power Cooperative
- Southwestern Electric Power Co.
- Sparks Companies, Inc.
- Spectrum Engineering
- State of Montana
- Steptoe & Johnson
- Swidler & Berlin
- Tennessee Valley Authority
- Texas Utilities
- Thousand Springs
- Toledo Edison Co.
- Triton Coal Company
- Travacon
- U.S. Department of Energy
- U.S. Department of the Interior
- U.S. Department of Justice
- U.S. EPA
- U.S. Generating Co.
- Union Electric
- Vaughan Railroad
- Wabash Valley Power Association
- Waste Control Specialists, LLC
- West Texas Utilities
- Western Energy Co.
- Western Fuels Association
- Westmoreland Coal Sales Co.
- Wimpey Minerals
- Wisconsin Power & Light
- Zeigler Coal Holding Co.