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ABB

A&B Environmental

Air Toxics

Agilent

Alion Science and Technology

ALS Environmental

Arkansas State University 

Argonne National Laboratory

BASF

Bechtel

Boeing 

British Aerospace 

Bruker 

Calspan-UB Research Center

Cardno ChemRisk

CDS Dynatherm 

Centers for Disease Control

Central Intelligence Agency

Chemical and Biological Information Analysis Center

Chemical Materials Agency

CUBRC

Defense Intelligence Agency

Democratic National Convention

Department of Defense 

Department of Energy

Department of Homeland Security 

Department of Interior

Department of Toxic Substances Control California 

Dow Chemical

Dugway Proving Grounds 

EAI Corporation 

EG&G Defense Materials 

Environmental Protection Agency

Eurofins

ExxonMobil

Federal Bureau of Investigation 

Fluor Corporation

Gas Technology Institute/GTI DefenseGeneral Dynamics 

General Electric

General Motors

General Physics

GEOMET Technologies

Griffin Analytical Technologies

Health and Welfare Canada

IITRI

Inficon

Johns Hopkins University

KBR

LabQuest

Lockheed Martin

Los Alamos National Laboratory

Louisiana State University

Marathon Petroleum

Marconi Electronic Systems

Methodist Hospital

MRI Global

Mine Safety Appliance

Ministry of Defense Japan

Naval Research Labs

New York Police Department

North Carolina State Police

Northrop Grumman

Oak Ridge National Laboratory

Pacific Northwest National Laboratory

Parker IPD

Parsons

Phillips 66

Portland State University

Purdue University

Quantum Analytics

QuickSilver Analytics

Raytheon

Republican National Convention

Sandia National Laboratories Science Application International Corporation (SAIC)

SciTech Services

Siemens

Signature Science

Smiths Detection

Southern Research Institute

Southwest Research Institute

Suburban Laboratories, Inc.

SRI International

Technical University Hamburg

Teledyne Brown

Tennessee Valley Authority

Thermo Electron

U.S. Air Force Dog Training Center

U.S. Army Edgewood Research, Development and Engineering Center (ERDEC)

U.S. Army Technical Escort Unit

U.S. Army Environmental Command

U.S. Chemical and Biological Defense Command

U.S. Customs

U.S. Navy

U.S. Special Operations Command

University of Alabama

Versar

Washington Group International

Washington River Protection Solutions

Westinghouse