Alpha Natural Resources
Carbonite Corporation
CNX Gas Company
Consultants in Epidemiology & Occupational Health, LLC
Dominion Resources
GERC
Gerald R. Hill, PhD, Inc.
Innovative Wireless Technologies
Marshall University
Newport News Ship Building
Ohio State University
Patriot Coal Corporation
Range Resources
Southern States Energy Board
University of Kentucky
University of Virginia at Wise
Virginia College of Osteopathic Medicine
West Virginia University
Arch Coal, Inc.
Cardno MM&A
Consol Energy
Det Norske Veritas AS
Geological Survey of Alabama
George Mason Law Firm, PSC
Greenfield Coal Company
Kingston Resources, Inc.
Natural Resource Partners
Norfolk Southern Corporation
Old Dominion Electric Cooperative
Pennsylvania State University
Sandia Technologies, LLC
Southwest Virginia Community College
University of Pittsburgh
Port of Virginia
Virginia Department of Mines Minerals and Energy
Alpha Foundation for the Improvement of Mine Safety and Health
CSX Transportation
Evan Energy Investments
Mine Ventilation Services, Inc.
National Institute for Occupational Safety and Health, Centers for Disease Control
U.S. Department of Energy
Cliffs Natural Resources
Dominion
Mepco
National Energy Technology Laboratory/US Department of Energy
Norfolk Southern Foundation
TECO Energy
US Environmental Protection Agency