ADtranz

General Dynamics  

NCR Corporation  

Alstom Signal
(General Railway Signal)

General Electric Transportation

Nederland Spoorwegen-Dutch Rail

Alstom Transportation

General Electric-Engines 

Niagara Mohawk

Avco Lycoming Textron

Hughes-Link
Flight Simulation

Norfolk Southern-Conrail RR

BAE Systems

Ingersoll Rand

Northrop-Grumman

BART

Kawasaki

NYS & W Railroad

Black & Decker

Kinkisharyo

Polaroid

Boeing

Kodak

Raytheon (Hughes-Link)

Bombardier

L3 Communications

SEPTA

BST Promark

Lockheed Martin-Federal Systems

SJSkolan-Swedish Rail

  Bunker Ramo

Lockheed Martin-Ocean Systems

Toshiba Display Devices

Burlington Northern
-Santa Fe RR

Lucent Technology

Union Pacific/Southern Pacific Railroad

Canadian National Railway

MARTA

United Technologies

Canadian Pacific Railway

McDonnell Douglas

US Air Force

Cardwell Westinghouse

US Army

Corning, Inc.

Metro North Railroad

US Navy

Dart Industries

Morrison Knudsen

Vapor Corporation

Emhart Glass
(Emhart Powers)

NASA

WABCO/WABTEC

GE Global Signaling
(Harmon)

Navistar International

WABTEC Railway Electronics
(WABCO-Pulse)