Strumentazione T&M
Anritsu
Avalon Electronics
Avateq
BNC – Berkeley Nucleonics Corporation
Bontron
GW Instek
Iwatsu
Kemtron
Lemsys
Pendulum Instruments
PTS Synthesizers
PTS Precision Test Systems
Prodigit Electronics
Ruggedcom
Orolia 
Tabor Electronics Ltd
Testec Elektronik GmbH
Toellner Electronic Instrumente GmbH
TTI Thurlby Thandar