Broward County School Board
Dept. of General Services (various states)
Dept. of Transportation (various states)
Dept. of Veterans Affairs (VA)
Federal Bureau of Prisons
Federal Emergency Mgmt. Agency
Florida, Orange County
Mesa Water District
Miami-Dade County School Board
Naval Facilities Engineering Command
New York City Health & Hospitals Corp.
Pennsylvania, Berks County
Regents of the University of California
Southeastern Penn. Transportation Authority (SEPTA)
State of Louisiana
State of Mississippi
United Nations Office for Project Services (UNOPS)
United States Air Force
United States Navy
Upper Occoquan Sewage Authority
U.S. Department of Defense
U.S. Department of Justice
U.S. General Services Administration
Valley Metro Rail
Virginia Tech