Department of the Navy :
Southern Division, Naval Facilities, Engineering Command
NAVFAC Midwest
U.S. General Services Administration      
U.S. Environmental Protection :
National Risk Management Research Laboratory, Cincinnati, OH
National Health and Environmental Effects Research Laboratory,Gulf Breeze, FL
U.S. Department of Veterans Affairs      
U.S. Department of Interior, Bureau of Reclamation :   Yuma, AZ
U.S. Department of Energy :   WAPA, Bismark, ND
U.S. Department of Agriculture :   Forest Service, Madison, WI
Tribal Association for Solid Waste and Emergency Response :   Washington, DC
Forest Preserve District of Cook County :   River Forest, IL
City of Chicago, Department of Environment :   Chicago, IL
City of Gary, Department of Environmental Affairs :   Gary,IN
Metropolitan Water Reclamation District of Greater Chicago :   Chicago, IL
Fairview Medical Center :   Downers Grove, IL
Chicago Fresh Meat Facility :   Chicago, IL
Primrose Candy Company :   Chicago, IL
Transo Envelope Company :   Chicago, IL
Advanced Window Corporation :   Chicago, IL
Brach’s Confections :   Chicago, IL
St. Xavier University :   Chicago, IL
East-West University :   Chicago, IL