- AEC - Able Engineering Company, Inc.
- ACASS
- Acutronic
- ATI - Advanced Technologies, Inc.
- AeroAstro
- Aerolab
- Aerospace Industries Association
- Aerosup
- Aerosup Avionics
- Aerotherm
- Airbus
- AirCharter World
- Alpha Industries
- Analytical Graphics
- Analytix Corporation
- APEX Aircraft
- Arabsat
- Argonide
- Arianespace
- Arran Aerospace
- Astrium Space Propulsion (EADS)
- ATK
- Augur - Aerostatic Systems
- Aviation Data Systems
- Baker Aerospace Designs
- Barrios Technology
- Battelle
- Blackstone Laboratories
- Boeing
- Bombardier
- Bouche Labs
- Brackett Aircraft Co., Inc.
- Broadway Engineering Services Team, Inc.
- CASA (EADS)
- Chesaning Manufacturing/Jetool
- Conceptual Research Corporation
- Crane
- Creative Precision
- Delsen Testing Laboratories Inc.
- DARcoporation
- Dirats Laboratories
- Dunham Products, Inc
- Dynamation Research, Inc.
- EDO Corporation (ITT)
- Embraer
- The Envoy Group
- Exponent
- Eurocopter
- Eurofighter
- Freewing Unmanned Systems, LLC
- Frontier Electronic Systems Corp.
- F.W. Bell Testing (Sypris)
- General Dynamics
- General Dynamics - Armament and Technical Products
- General Electric
- Gippsland Aeronautics
- Goodrich
- Groen Brothers Aviation
- Hamilton-Standard
- Hanley Innovations
- Harris Corporation
- Heron Aerospace
- Honeywell Corporation
- Hybrid Dynamics
-I.B.+M.A. de Lande Long
- Ideal Aerosmith, Inc.
- ILN Technologies
- I.M.P. Group
- Innovative Solutions & Support, Inc.
- Integrity Testing Laboratory
- Intelsat
- Iridium
- Ithaca Materials Research & Testing
- Ithaco (Goodrich)
- J2 Aircraft Dynamics
- JP Aerospace
- Kelly Space & Technology, Inc.
- Kohlman Systems Reseach
- Khrunichev Space Center
- LOC/Precision
- Lockheed Martin
- Lomas
- MSSS - Malin Space Science Systems
- Marquardt
- Micro Aerospace Solutions
- Microcosm, Inc.
- Newport Aeronautical Sales
- Northrop Grumman
- Orbital
- Pacamor Kubar Bearings
- PK Engineering
- Pointwise, Inc. - Gridgen
- Pratt & Whitney
- Radiant Technologies
- Ranger Aerospace
- Raytheon
- RBC Bearings
- Reade Advanced Materials
- Regal Aerospace
- Rockwell Automation
- Saab Group
- SAIC - Science Applications International Corporation
- Source One Aircraft Repair
- Space Systems Loral
- The Teal Group
- Teledyne
- Teledyne Brown Engineering
- TiNi Alloy Company
- United Technologies
- Vernatherm Thermal Control Solutions
- Volvo Aero Corporation
- Wessex
- White Electron Designs Corporation
- Woodward Governor Company
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