• 

  Det-Tronics

• 

  Edmund Optics

• 

  Ericsson

• 

  ERL Electronics

• 

  European Electronics

• 

  FCT Electronics (Molex)

• 

  Fluitronics

• 

  Hamamatsu Photonics (application and the end-user)

• 

  Hidroirma (now Bucher Hydraulics)

• 

  Integrated Hydraulics