• 

  Jabsco

• 

  Jaeger

• 

  JAY Electronique

• 

  Bruel-Kjaer

• 

  Japan Servo-Nidec Servo

• 

  Rahmer+Jansen

• 

  Jamicon

• 

  BENEDIKT & JAGER

• 

  Jaguar Industri Ltd (formerly product of Ero Electronic)

• 

  JACOB