Government

San Francisco Police Department, City/County of San Francisco
Dallas Area Rapid Transit (DART)
Massachusetts Bay Transportation Authority (MBTA)
Massachusetts Convention Center Authority (MCCA)
Massachusetts Department of Fire Services
Massachusetts Port Authority (Massport)
Massachusetts State Police
Northeast Homeland Security Regional Council, Massachusetts
Port of New York/New Jersey
State of Vermont  

Private Sector

Bear Sterns
Allen Vanguard
NICE Systems
Raytheon
Dropfire 

Universities and Non-Profit Organizations

Battelle Memorial Institute
Campus Consortium for Environmental Excellence
Public Safety Technology Center
Texas A & M
Perkins School
Northern Virginia Criminal Justice Training Academy
Harvard University
Upper Merrimack Valley Medical Reserve Corp  Industry and Professional Associations
District 6 Mutual Aid Association
Institute of Electronic and Electrical Engineers (IEEE)
International Association of Chiefs of Police
Massachusetts Chiefs of Police
Massachusetts Criminal Justice Training Council
Municipal Police Institute
National Safety Council
New England Community Police Partnership