ADS Italia S.r.l.
AEC-Able Engineering Co., Inc.
Aeroflex Laboratories
Aerojet Electrosystems
Aerospatiale
Allied Signal
American Technology Consortium
Astro Aerospace
Astro Instrument Company
Avibank Mfg., Inc. (TSA)
AZ Technology,Inc.
Ball Aerospace
BEI Motion Systems Co.
Boeing Defense and Space Group
Boeing North American, Inc.
CADSI
CASA/CU (University of Colorado Boulder)
CNES
COM DEV Canada
Dornier Satellitensysteme
ESA/ESTEC
European Southern Observatory
Farrand Controls
Fokker Space B.V.
Framatome Connectors
G & H Technologies
Harmonic Drive Technologies
Harris Corporation
Honeywell Satellite Systems
Ind. Dev. Bangor Ltd. Univ. of Wales
ITT Industries
Jet Propulsion Laboratory
John Hopkins University Applied Phys Lab.
Kayser-Threde GmbH
Litton Poly-Scientific
Lockheed Martin Astronautics
Lockheed Martin Missiles & Space
Lockheed Martin Space Mission Systems
Matra Marconi Space France
MECANEX SA
Mechanical Dynamics, Inc.
Micro Craft
MicroE, Inc.
Miniature Precision Bearings (MPB)
Moog, Inc.
NASA Ames Research Center
NASA Goddard Space Flight Center
NASA Kennedy Space center
NASA Langely Research Center
NASA Lewis Research Center
NASA Marshall Space Flight Center
Naval Research Laboratory
NEA Electronics, Inc.
NYE Lubricants, Inc.
Orbital Science Corp.
Osterreichische Raumfahrt-und Systemtechnik
RMB Miniature Bearings
Sandia National Labs
Santa Barbara Remote Sensing
SchaefferMagnetics, Inc.
SENER INGENIERIA y SISTEMAS
Societe Europeenne de Propulsion
SPAR Aerospace Ltd. (Space Systems Div.)
STARSYS Research
Swales Aerospace
TECSTAR, Inc.
Teledesic Corporation
The Aerospace Corporation
TRW Space and Technology Division
University of Michigan