• 

  Volt Electric Motors

• 

  Bardiani Valvole

• 

  Valvoline

• 

  Völkel

• 

  Volvo

• 

  DEVOLO

• 

  Revol Sonier (now Maagtechnic, soon Eriks)

• 

  Volvo Penta

• 

  Alfa Valvole

• 

  Valvole Hofmann