ABB / ASEA
Abbott Technologies
AEG
Alldales
Allen Bradley
AMF Paragon
Amicon
Anacon
Ansaldo
Anyspeed
ASI-Robicon
Aucom
Avtek
Baker Perkins
Bardac
BBC
Brown Boveri
Black Clawson
BMB
(Electronic Industrial)
 Bodine
Cegelec
Century
Clark
 Cleveland Machine Controls
C.M.C.
CSR
Contraves
Custom Servo
Cutler Hammer
Dan Foss
Dart
Dayton
Delta

Didde Glaser Press
Dodge
Drivecon
Durant
Dynapar
 Eaton Dynamatic
Electric Motor Systems
 Electric Regulator (ERC)
 Electroflyte
Electrol
E.M.S.
 Enerpro
Entron
E.R.C.
Eurodrive
Eurotherm
 Firing Circuits
Franklin Electric
Fuji
General Electric
Gettys
Goss
Graham
Harris
HDR Power Systems
Heidelberg
 Hitachi
Hurletron
IDM Controls
Indramat
J.A. Beck
Jaguar
Joliet
Juspede
KB Electronics

KEB
Kebco
Komori
Koppers
Lancer
Laser Drive
Leeson
Lenze
Leroy Somer
Louis Allis
Lovejoy
LUST Electronic
Magnetek
Marathon Electronics
Minarik
Mitsubishi
Motortronics
Nordac
Omron
Pacific Scientic
Parametrics
PDL Electronics
Polyspede
Powertron
Ramsey
Randtronics
Reflex
Reliance
Robicon
Ronan
Rowan Eletronica
Saf Drives
Schultz
Seco
SIEI America
Siemans

Siemans-Allis
Shackleton (SSD)
Solid State Controls
Southcon
Spang
Spectrum
Square D
SSD
Stromberg
TB Woods
Telemecanique
Topaz UPS
Toshiba
US Electric
Unico
Unicon
Vectrol
Vee Arc
Volkman
Warner Electric
Warner Seco
Web Printing
Web Techniques
Web Weko
Webomatic
Webtron
Weg
Weltronic
WerTec
West Amp
Westinghouse
WJ Industries
Woods
Yaskawa
York
Zener
Zychron