Aerospace Industries Association
Aircraft Owners & Pilots Association Alaska Airlines
Airport Journal
Air Line Pilots Association, International
Air Traffic Control Association
Air Transport Association
AlliedSignal Inc.
American Airlines, Inc.
American Association of Airport Executives
American Helicopter Society
ANSP, Inc (Aviation, Navigation, and Satellite Programs)
Aviation Learning Network

Bell Helicopter Textron Inc.
The Boeing Company

CASSTI (Chicago Airport System Strategic Technology Initiative)
Chicago Airport System
Christian & Barton, LLP
Cessna Aircraft Company
City of Atlanta Department of Aviation
City of Chicago Department of Aviation
Computer Associates
CTI Consulting

Deloitte Consulting
DFW International Airport

Environmental Protection Agency, Office of Atmospheric Programs

FAA-Great Lakes Region
FAA-Headquarters
FAA-William J. Hughes Technical Center
Federal Express Corporation

Honeywell, Inc.
Honeywell Airport Systems
Horne Engineering Services, Inc.

General Aviation Manufacturers Association
General Electric Aircraft Engines
Gulfstream Aerospace Corporation

InVision Technologies
InVision Technologies

Landrum & Brown
LDC Incorporated
L-3 Communications
Lockheed Martin Corporation
Los Angeles World Airports

Metro Nashville Airport Authority
Metro Washington Airports Authority
Midway Airport
MITRE Corporation

NASA Ames Research Center
NASA Dryden Flight Research Center
NASA Glenn Research Center
NASA Headquarters
NASA Johnson Space Center
NASA Kennedy Space Center
NASA Langley Research Center
NASA Marshall Space Flight Center
NATCA
National Business Aviation Association
Northrop Grumman Corporation
Northwest Airlines, Inc.

O'Hare Airport Transit System
O'Hare Noise Commission
Office of Management & Budget
Office of Science Technology Policy
Ohio University

Patrick Engineering, Inc.
Pelorus Navigation Systems Inc
Pratt & Whitney

Raytheon
Regional Airline Association
Ricondo & Associates
Rockwell - Collins

SAIC
Schiller International Corp
Sensis Corporation
Society of Automotive Engineering

United Airlines
UPS Airlines
U.S. Department of Defense
U.S. Department of Transportation

Volpe Center/USDOT

Williams International

Zin Technologies